72 US Companies With UK Offices

These U.S. companies boast a global reach that includes offices in the U.K.

Written by Rose Velazquez
A panoramic view of London and the River Thames in the United Kingdom.
Photo: Shutterstock
UPDATED BY
Abel Rodriguez | Sep 02, 2026
REVIEWED BY
Summary: Hybrid and remote work are making global moves easier, and major U.S. brands are building UK footprints. Uber and Goldman Sachs anchor a mix of tech, finance, media and SaaS firms hiring across London, Belfast, Cardiff and beyond.

When looking for work abroad, your first instinct is likely to pursue jobs with companies that are familiar to you. Several companies based in the United States tout a global footprint that helps them reach new customers and gives them an edge in finding and keeping top talent. The growing popularity of hybrid and remote work models and even the option to work in other countries for part of the year can make these organizations especially desirable for job seekers. If you’re interested in international employment, here are U.S. companies with U.K. offices.

US Companies With UK Offices

  • Toast
  • 2K
  • PureSpectrum
  • Uber
  • American Express
  • Expedia Group
  • Goldman Sachs
  • Forrester

Related ResourcesFind Your Next Job on Built In London

 

US Companies With UK Offices

U.K. Locations: London

Industry: Cybersecurity and Data Management

What they do: Rubrik safeguards enterprise information by running automated cloud backup and disaster recovery systems across hybrid computing environments. Organizations rely on its security tools to recover compromised files rapidly following ransomware incidents or unexpected network outages. Active threat monitoring within Rubrik’s platform prevents unauthorized data tampering, allowing public institutions and private enterprises to maintain operational continuity.

 

U.K. Locations: London

Industry: Emergency Notification Software

What they do: AlertMedia operates a unified risk intelligence and response platform that helps organizations identify, respond to and recover from critical incidents and threats. The company provides threat intelligence, mass notification capabilities, travel risk management, employee safety monitoring, incident response coordination and social media intelligence across hundreds of countries. AlertMedia’s platform serves thousands of organizations protecting operations and employees globally.

 

U.K. Locations: London

Industry: Financial Data Software

What they do: Octus provides credit intelligence and workflow tools to financial and legal professionals navigating high-yield markets. Its software aggregates market news, data and analytical insights covering private credit, leveraged finance and distressed debt. Octus’s tools deliver real-time information that guides investment strategy and deal evaluation.

 

U.K. Locations: London

Industry: Risk Management Software

What they do: Fusion Risk Management offers enterprise resilience software that helps businesses plan for operational disruptions and system failures. Built on the Salesforce Lightning Platform, the technology models potential risk scenarios, evaluates supply chain vulnerabilities and coordinates incident response plans. Fusion Risk Management maintains an international footprint to help organizations maintain continuous business operations during crises.

 

U.K. Locations: London

Industry: Digital Operations Management

What they do: PagerDuty develops an incident management platform that automates how technical teams detect and resolve software disruptions. The technology monitors digital systems in real time, routing urgent system alerts to responsible engineering staff to minimize service downtime. PagerDuty’s infrastructure keeps critical digital applications running smoothly.

 

U.K. Locations: London

Industry: Productivity Software

What they do: Notion operates a collaborative workspace platform powered by artificial intelligence. The platform enables teams to organize information, automate workflows and collaborate in real time. And with custom AI capabilities notion provides further automation solutions including agents for repetitive work, summarization tools, meeting note generation and database automation. Notion serves teams across industries seeking to streamline productivity and reduce administrative overhead.

 

U.K. Locations: London

Industry: Cloud Storage

What they do: Wasabi Technologies delivers cloud object storage designed to keep data continuously accessible for downloads or system requests. Based in Boston with infrastructure distributed globally, the platform provides high-speed data.

 

U.K. Locations: London and Belfast

Industry: Cloud Software

What they do: iManage produces cloud software that organizes and secures electronic documents and email correspondence for professional services firms. The platform streamlines knowledge management for legal, financial and accounting teams through centralized file indexing, secure sharing protocols and automated search capabilities. iManage provides administrative control tools designed for information-heavy industries.

 

U.K. Locations: London

Industry: Web Development Software

What they do: Webflow lets creators design professional, custom websites visually while writing clean code behind the scenes automatically. Teams build custom layouts, manage dynamic content and launch live sites right from a web browser without writing custom code.

 

U.K. Locations: London, Manchester, Brighton

Industry: Financial Services

What they do: American Express provides banking and credit card services to businesses and consumers globally. The company maintains its global headquarters in New York and operates in over 110 countries with office locations worldwide, including three in the United Kingdom: London, Brighton and Burgess Hill. Its product suite includes personal and commercial charge cards, corporate expense management systems, payment processing networks and travel management services.

 

U.K. Locations: London

Industry: Telecommunications, Media and advertising

What they do: Comcast develops advertising technology that automates ad buying, order management and campaign analytics for global media operations. The platform connects advertisers and publishers, providing data tools to target audiences and evaluate campaign performance. Alongside its primary telecommunications services, the firm operates an international network supporting global media and advertising transactions.

 

U.K. Locations: London

Industry: Social Media

What they do: Snap builds software that connects millions of users around the world. Its initial reputation centered around the popularity of its Snapchat social media app, which lets users exchange photo and video messages. But the company has also shifted into the realm of augmented reality, offering Lens Studio, a platform for developing AR projects with the help of generative AI features.

 

U.K. Locations: Leeds, London, and Macclesfield

Industry: Financial Services

What they do: TransUnion is a financial services firm that provides credit reporting services and operates as a major credit reporting bureau for consumer credit. The company aggregates data from lenders, creditors, employers, landlords and other parties to evaluate an individuals or businesses creditworthiness. Beyond core credit reporting, TransUnion provides identity protection software, fraud prevention systems and targeted marketing analytics for commercial clients.

 

U.K. Locations: London and Manchester

Industry: Global Payments

What they do: Flywire’s software platform facilitates payments throughout the globe. Businesses that use its tech get access to a proprietary network of banking institutions and payment partners, support for payments in more than 140 different currencies and a team with expertise across multiple industries. The company serves clients from 12 offices, including a location in London.

 

U.K. Locations: London

Industry: Restaurant Software

What they do: Toast develops dedicated hardware and cloud systems for physical food service venues. Its platform unifies front-of-house ordering, payment processing and kitchen display updates into a single operational interface. By connecting physical terminals with cloud tools, the company supports operational needs ranging from mobile food trucks to high-volume dining establishments.

 

U.K. Locations: London

Industry: Travel and Expense Management

What they do: Navan provides businesses with a comprehensive software solution for simplifying corporate travel and expense management. The company’s platform lets users manage travel arrangements for individuals or groups of as many as 50 people. It also comes with tools for establishing and maintaining compliance with spending policies. Navan’s capabilities benefit travel managers, travelers, finance teams, office administrators and executive assistants.

 

U.K. Locations: Belfast

Industry: Cybersecurity Consulting

What they do: Nisos monitors human-centric security threats to protect corporate assets, leadership teams and organizational networks. The company deploys open-source intelligence monitoring alongside specialized adversary investigations to expose insider risks, employment fraud and third-party vulnerabilities. Through targeted risk assessments, Nisos evaluates potential hazards before bad actors can compromise enterprise operations.

 

U.K. Locations: London

Industry: Data Streaming Software

What they do: Conduktor provides governance, security and self-service capabilities for Apache Kafka data-streaming infrastructure. the platform delivers management, testing, monitoring, data quality, security and data governance through a unified control proxy, available as both self-hosted and managed cloud services. Headquartered in New York with offices in London, the company serves organizations managing mission-critical streaming infrastructure.

 

U.K. Locations: London

Industry: Digital Experience Software

What they do: Acquia provides digital experience platform centered around content management and digital media organization. Web development teams connect the system into existing technology stacks to coordinate site creation, media storage and online marketing publishing. Acquia’s software infrastructure powers digital web operations for major global brands and universities.

 

U.K. Locations: London

Industry: Identity Verification Software

What they do: Prove develops identity verification software that confirms user identities using their mobile phone number. By cross-referencing SIM card data with mobile device activity, the platform validates credentials to secure financial transactions and digital account access. Prove’s technology allows organizations to prevent online fraud without creating deterring consumers during user onboarding.

 

U.K. Locations: Windsor and Edinburgh

Industry: Database Management Software

What they do: InterSystems develops database management platforms designed for industries handling sensitive and high-volume information, such as healthcare and finance. The company’s software enables organizations to store, process and analyze critical operational data securely without compromising system performance. InterSystems’ backend technology supports continuous data integration across complex enterprise systems.

 

U.K. Locations: Wakefield

Industry: Consumer Electronics and Appliances

What they do: Munchkin designs everyday products that make parenting young children easier and less chaotic. Its lineup covers everything families need for daily routines, including spill-proof cups, bath toys, safety gates and nursery gear. Though retail partnerships and a robust digital sales channels, Munchkin ensures it products reach homes around the world.

 

U.K. Locations: London

Industry: Financial Technology

What they do: Trumid operates an electronic trading platform for fixed income securities. The platform connects more than thousands of buy-side and sell-side institutions, enabling traders to execute corporate bond trades across multiple protocols including Request-for-Quote, Portfolio Trading and Attributed Trading. Trumid processed high trade volume and serves as a FINRA-registered broker dealer providing market intelligence and trading solutions for investment-grade, high-yield and emerging market bonds.

 

U.K. Locations: London

Industry: Gameing

What they do: Take-Two Interactive publishes interactive entertainment globally through major operating labels including Rockstar Games, 2K, Private Division and Zynga. The parent organization oversees game development, marketing campaigns and digital distribution across console, PC and mobile platforms. Take-Two Interactive’s network of studios and local business teams manages worldwide releases for flagship gaming franchises.

 

U.K. Locations: London and Cambridge

Industry: Management Consulting

What they do: ZS is a global management consulting and technology firm. The company serves clients across healthcare, technology, retail and finance, providing strategic consulting in sales optimization and business technology. ZS operates more than 40 offices worldwide with over 15,000 employees.

 

U.K. Locations: London

Industry: Media and Publishing

What they do: People Inc. is an American digital and print publisher that operates brands like People magazine, Entertainment Weekly and Southern Living. The company publishes content across health and wellness, celebrity news, lifestyle and other categories, reaching over millions of individuals monthly. People Inc. maintains offices in the UK, supporting its global distribution and publishing operations.

 

U.K. Locations: London

Industry: Financial Services

What they do: Geneva Trading executes proprietary strategies across energy, equity index and over-the-counter financial markets using its own capital. The firm combines algorithmic models, relative-value analysis and discretionary trading to manage positions across global markets. Operating through key hubs in North America and Europe, the company maintains a continuous trading presence in major financial centers.

 

U.K. Locations: London

Industry: Investment Banking

What they do: Goldman Sachs is an investment bank with offices throughout the world. It maintains a global headquarters in New York and European headquarters in London at Plumtree Court. Beyond core investment banking, the firm handles large-scale corporate advisory and investment management for institutions, governments and high-net-worth individuals.

 

U.K. Locations: Basingstoke, Cambridge, Nottingham, Telford and Warrington

Industry: Applied Safety Science

What they do: UL Solutions offers businesses a range of applied safety science services and offerings to help improve security and sustainability. The company serves industries such as renewable energy, healthtech, construction and retail to help clients address complex safety regulations while also driving responsible growth. The Northbrook, Illinois-headquartered company has three offices in England.

 

U.K. Locations: London

Industry: Database Software

What they do: MongoDB provides flexible database software designed to store and process large volumes of unstructured data. Software engineering teams deploy MongoDB Atlas in cloud environments or run MongoDB Enterprise Advanced on self-managed servers to build modern applications. MongoDB’s flexible document-based data structures allow developers to handle rapid software updates and heavy traffic demands effortlessly.

 

U.K. Locations: London

Industry: Artificial Intelligence

What they do: Northslope Technologies develops artificial intelligence applications that run on the Palantir operating system to address complex enterprise challenges. The company configures customized AI tools that optimize resource allocation and resolve core operational bottlenecks for large organizations. Northslope Technologies deploys analytical software is designed to integrate directly with existing corporate data infrastructure.

 

U.K. Locations: London

Industry: Fintech and Money Transfers

What they do: Headquartered in Seattle, Remitly aims to make money transfer services affordable and secure in over 170 countries. It is made to work efficiently, and the company says it refunds fees if a customer’s transaction isn’t delivered on time. Recipient customers can access their money by mobile wallet, bank deposit, cash pickup, debit card or home delivery. 

 

U.K. Locations: London

Industry: Artificial Intelligence and Communications Software

What they do: Sendbird provides a customer experience platform. The company powers AI agents and communication solutions that enable businesses to deliver customer support and engagement across multiple channels including chat, voice and video. Sendbird’s platform serves a global user base and processes high-volume communications for clients across healthcare, travel and financial services.

 

U.K. Locations: London

Industry: Cybersecurity

What they do: Snyk makes technology intended to help software engineers prioritize security throughout the development lifecycle so they can deliver reliable apps. It offers solutions to address vulnerabilities in code generated using artificial intelligence, for example, and manage risks throughout the software supply chain.

 

U.K. Locations: London

Industry: Process Mining and Analytics

What they do: Celonis develops process intelligence software that extracts operational data from corporate IT systems to map business workflows. The platform uses process mining to pinpoint operational bottlenecks and identify inefficiencies across core functional areas like procurement, manufacturing and supply chain logistics. By finding inefficiencies, Celonis helps large enterprises optimize day-to-day operations.

 

U.K. Locations: London

Industry: Financial Services

What they do: Citadel is an investment firm that works to capture undiscovered market opportunities in sectors across the globe. Citadel helps public and private institutions discern the most effective uses of capital to generate superior long-term returns. The firm executes strategies across commodities, credit and convertibles, equity, fixed income and macro investments.

 

U.K. Locations: London

Industry: Financial Services

What they do: Adyen runs a unified financial network that handles payment processing, fraud protection and banking services for global businesses. Holding banking licenses across North America and Europe, the platform processes massive transaction volumes across hundreds of local currencies and payment options. Major retailers, travel providers and online marketplaces rely on Adyen to manage complex enterprise payments.

 

U.K. Locations: London

Industry: IT Observability Software

What they do: LogicMonitor builds automated tracking software that keeps enterprise IT systems running smoothly across both physical servers and cloud networks. The company’s cloud dashboard collects real-time performance data from every layer of an organization’s tech setup, helping engineering teams catch potential system crashes before they disrupt business operations. LogicMonitor’s artificial intelligence can also highlights unusual software behavior, cutting down the time it takes engineers to pinpoint and fix technical glitches.

 

U.K. Locations: London

Industry: Adtech

What they do: GumGum is a global advertising technology company that delivers contextual advertising campaigns across connected TV, online video and display. The company analyzes content across text, image and video to identify moments when consumers are most receptive to advertising, rather than relying on personal data. Its proprietary technology processes billions of signals to match brands with audiences based on the content they are engaging with at a given moment.

 

U.K. Locations: London

Industry: Research and Advisory Services

What they do: Forrester is a market research and advisory firm that helps organizations drive growth through customer experience and digital transformation strategies. Headquartered in Cambridge, Massachusetts it operates an office in London — which is it second-largest location and European headquarters. The company provides research, consulting and advisory services to business and technology leaders across industries including financial services, healthcare and retail.

 

U.K. Locations: London

Industry: Hospitality Revenue Management Software

What they do: IDeaS produces revenue management software that helps hospitality businesses price their services using machine learning. The system analyzes historical consumer trends to forecast room demand and optimize pricing strategies across digital booking channels.

 

U.K. Locations: London

Industry: Marketing Technology

What they do: Movable Ink uses machine learning to personalize marketing messages and email content based on customer behavior. Following its acquisition by the private equity firm STG, the company expanded its data-driven engagement capabilities for global brands. Movable Ink’s technology adapts digital content to maximize customer engagement across digital campaigns.

 

U.K. Locations: Belfast

Industry: Energy Workforce Management

What they do: Rigup operates a software platform that streamlines labor sourcing and vendor management for clients in energy sectors. The technology connects energy companies with specialized field contractors while automating background administrative tasks and project logistics. Through its international engineering team, Rigup builds digital tools that coordinate complex operational supply chains.

 

U.K. Locations: London and Leeds

Industry: Consumer Electronics and Appliances

What they do: SharkNinja designs and manufactures consumer home technology and appliances. Some of its most popular products include the Ninja blender, Shark vacuum cleaner and Ninja Creami ice cream maker. SharkNinja leverages e-commerce channels and digital marketing strategies to distribute its products across North America and Europe.

 

U.K. Locations: London

Industry: Travel

What they do: Headquartered in Seattle, Expedia Group operates a family of brands that connect customers with travel experiences. The company’s Discover EG program lets employees do some traveling of their own, with the option to explore Expedia Group’s global offices and work from another location for approximately one month every year. Among those locations is the company’s U.K. office, which is located in London’s Angel district.

 

U.K. Locations: London

Industry: Customer Engagement

What they do: Braze is a marketing technology company that gives brands in industries like retail, media and hospitality a platform for engaging customers through tailored messaging across various channels. More than 250 Braze employees work out of the company’s London office, which is a dog-friendly environment with wellness rooms, a library, multiple kitchens and other appealing features.

 

U.K. Locations: London

Industry: Defense Tech

What they do: Anduril has a London office, where it works to deliver AI-powered defense solutions to the U.K. Ministry of Defence and other military partners. Its Lattice OS product serves as an autonomous sensemaking and command-and-control platform that fuses real-time data across air, land and sea systems. By integrating advanced machine learning and autonomous decision-making, it aims to strengthen modern defense operations on behalf of defense organizations.

 

U.K. Locations: Uxbridge

Industry: Healthcare Cybersecurity

What they do: Imprivata secures digital identities and system access across healthcare environments and mission-critical enterprise settings. Built-in single sign-on tools and multifactor authentication protocols allow authorized staff to log into clinical applications without creating workflow delays. By continuously monitoring user activity for identity threats, Imprivata safeguards sensitive medical data from unauthorized external or internal exposure.

 

U.K. Locations: London

Industry: Media

What they do: NBCUniversal’s family of media brands covers a broad array of television networks, the Peacock streaming service and multiple film studios. The company is a Comcast subsidiary responsible for content that ranges from news and sports programming to reality and true crime series. NBCUniversal’s global footprint extends to the U.K. with the company hiring in cities like London and Belfast.

 

U.K. Locations: London

Industry: Automation Software

What they do: ServiceNow builds enterprise cloud software that automates daily operational workflows across IT, human resources and customer support. The platform connects disjointed business operations into automated management systems to improve efficiency across large organizations.

 

U.K. Locations: London

Industry: Financial Technology

What they do: Affirm provides financing that lets shoppers split online purchases into predictable monthly installment plans. Customers choose flexible payment terms ranging from three to 36 months with clear upfront costs, zero percent financing options and zero late fees. Operating across North America and Europe, Affirm powers flexible checkout options for everything from daily consumer goods to travel and electronics.

 

U.K. Locations: London

Industry: Financial, Cybersecurity and IT Services

What they do: CSC delivers business administration and compliance services to corporations navigating multi-jurisdictional legal requirements. Its software platform manages corporate entities, tax filings, structured finance operations and brand security protection for international firms. Operating through a global network, CSC handles ongoing governance and administrative obligations on behalf of enterprise clients.

 

U.K. Locations: London

Industry: HR Software

What they do: Justworks builds software that automates administrative human resources tasks and payroll processing for small businesses. The platform coordinates employee benefits enrollment, time tracking and employment tax compliance through a single web dashboard. Small business owners rely on these centralized digital management tools to handle daily workforce operations across regions.

 

U.K. Locations: London

Industry: Accounting Software

What they do: FloQast is an accounting platform that automates workflows. The platform uses auditable AI agents to handle reconciliations, close workflows and journal entries while maintaining human oversight and control. FloQast operates offices in Los Angeles and London, where it established its first international office to serve growing demand across Europe.

 

U.K. Locations: London

Industry: Gaming

What they do: 2K releases major interactive titles spanning sports simulation, strategy, role-playing and action genres. As the publisher behind high-profile series like NBA 2K and WWE 2K, the business handles software development partnerships alongside global retail and digital distribution. Its worldwide network of development studios and regional offices coordinates localization, publishing logistics and live-service operations for international gaming markets.

 

U.K. Locations: London

Industry: Fleet Management Software

What they do: Motive connects smart dashcams and GPS hardware directly to fleet management software so companies can keep their drivers safe. Its sensors can detect hard braking, speeding or distracted driving, alerting managers so they can coach drivers before collisions happen. Businesses in heavy industries like construction, trucking and agriculture rely on Motive’s live tracking tools to manage vehicles and stay compliant with safety laws.

 

U.K. Locations: London

Industry: Experience Management Software

What they do: Qualtrics operates experience management platform that helps companies gather and act on customer and employee feedback. With integrated AI, the platform transforms data into actionable insights, enabling organizations to understand what drives customer loyalty and employee engagement. Qualtrics serves business-to-consumer companies seeking to measure and improve their customer and employee experiences.

 

U.K. Locations: London

Industry: Search Advertising

What they do: adMarketplace operates a marketplace for search advertising that connects advertisers and publishers across browsers, shopping apps and chat experiences. Brands use the platform to reach consumers expressing intent outside of search engines while publishers monetize search traffic through pay-per-click placements. The company’s technology supports multiple ad formats, including text ads, sponsored tiles and product listings.

 

U.K. Locations: Birmingham

Industry: Pharmaceutical Services

What they do: Cencora moves pharmaceutical products, specialty medications and clinical supplies from manufacturers directly to healthcare providers and retail pharmacies. Beyond basic wholesale logistics, the company provides technical guidance and support systems for complex treatment categories like biosimilars.

 

U.K. Locations: London

Industry: Sports Betting

What they do: DraftKings ​operates a digital sports entertainment and gaming platform, offering betting experiences catered to competitive sports fans. Its products include DraftKings Sportsbook, which is live with mobile and retail sports betting operations in several places across North America, Jackpocket, a digital lottery app and a daily fantasy sports product that’s available in the U.S., Canada and the U.K.

 

U.K. Locations: Reading and Belfast

Industry: Cybersecurity

What they do: Rapid7 provides managed cybersecurity operations through its Command Platform. The platform combines exposure management, attack surface management, vulnerability management and next-generation SIEM capabilities. Its platform uses machine learning to detect threats across endpoint, cloud and hybrid environments, helping organizations identify and remediate vulnerabilities before attackers exploit them.

 

U.K. Locations: Bournville, Uxbridge, Sheffield and Berkshire

Industry: Food and Beverage

What they do: Mondelēz International manufactures consumer packaged foods, focusing on globally recognized confectionery brands such as Oreo and Cadbury Dairy Milk. The business handles production, distribution and corporate operations through an extensive network of regional facilities. By maintaining localized manufacturing hubs, Mondelēz International coordinates large-scale supply chains to deliver snack products to retail markets worldwide.

 

U.K. Locations: London

Industry: Financial Technology

What they do: Clearwater Analytics operates an investment software system that handles both public and private market assets for institutional clients. The technology tracks daily portfolio performance, automates accounting and handles regulatory filings throughout the entire investment life cycle. Clearwater Analytics supports asset managers, hedge funds and family offices with centralized data management.

 

U.K. Locations: London

Industry: E-commerce and Advertising Technology

What they do: Rokt develops artificial intelligence tools that presents targeted offers to online shoppers during the final checkout phase. E-commerce platforms embed the software directly into transaction pages to generate additional revenue from relevant promotions without interrupting the purchasing process. Digital merchants use Rokt’s transaction-processing tools to monetize consumer interactions across their digital marketplaces.

 

U.K. Locations: London

Industry: Artificial Intelligence and IoT

What they do: Samsara’s Connected Operations Cloud uses artificial intelligence to oversee field operations in real time. The platform processes data from AI-powered dashboard cameras, vehicle sensors, and industrial equipment monitors to track asset location and safety risks. Through these integrated hardware and software tools, Samsara helps commercial fleets and industrial operators manage everyday logistics across global markets.

 

U.K. Locations: London

Industry: E-commerce Software

What they do: Commerce unifies digital storefront management through three distinct tools: BigCommerce, Feedonomics and Makeswift. Merchants use its interconnected setup to design web pages visually while sending product catalogs directly to external sales channels. B combining storefront creation with automated data feed management, Commerce’s platform reduces the operational overhead of running large online retail setups.

 

U.K. Locations: London

Industry: Cybersecurity

What they do: Zscaler, which is headquartered in San Jose, California, specializes in zero trust security solutions, helping organizations stop threats and enhance protections across all of their users, data and AI agents. London’s Royal Exchange building is home to Zscaler’s EMEA headquarters and European Executive Design Center, and the company serves U.K. entities such as commercial enterprises, local governments and NHS healthcare groups.

 

U.K. Locations: London

Industry: Financial Technology

What they do: Apex Fintech Solutions develops cloud infrastructure and APIs that power digital investment platforms for brokerage and financial institutions. Core products like Apex Clearing, Apex Advisor Solutions, Apex Silver and Apex CODA Markets manage background trade functions such as, account custody and institutional execution. Apex Fintech Solutions provides backend technology that connects retail investor apps directly to global financial markets.

 

U.K. Locations: Bath

Industry: Software Development Tools

What they do: SmartBear builds automated testing applications that identify software bugs throughout the entire development lifecycle. Engineering teams rely on its specialized products like BugSnag for real-time error tracking, TestComplete for automated user interface testing and ReadyAPI for backend interface verification.

 

 

U.K. Locations: London

Industry: Market Research

What they do: PureSpectrum’s market research platform can be used by businesses to conduct surveys of target audiences and access data insights to inform business decisions. Brands like Tide, Office Depot and Intuit have taken advantage of its capabilities. The company is headquartered in Westlake Village, California, but has opened offices in nine different countries, including the United Kingdom, according to the PureSpectrum website.

 

U.K. Locations: London

Industry: Cloud Data Infrastructure

What they do: Nasuni builds a cloud-based file data platform that unifies unstructured files into a single, globally accessible storage layer. Built-in mechanisms automatically handle data backup, disaster recovery and ransomware protection while preparing stored files for machine learning tasks. Through an international office network, Nasuni helps global enterprises manage large-scale data storage across distributed workforce locations.

 

U.K. Locations: London

Industry: E-Commerce and Retail

What they do: Klayvio offers a data-driven platform that works to help businesses build strong digital relationships with consumers. Its SaaS solution helps businesses leverage first-party data from more than 350 integrations across advertising solutions, e-commerce platforms, survey tools, subscription services and more. Klaviyo helps businesses reach consumers via email, SMS and push notifications. The company is headquartered in Boston with a U.K. office in London.

 

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Mia Goulart, Ana Gore, Margo Steines, Ashley Bowden and Sara B.T. Thiel contributed reporting to this story.

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