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Information Technology • Cybersecurity
Fully Remote, USA
101 Employees

Valimail is a pioneering, identity-based, anti-phishing company that has been ensuring the global trustworthiness of digital communications since 2015. Valimail delivers the only complete, cloud-native platform for validating and authenticating sender identity to stop phishing, protect and amplify brands, and ensure compliance. Valimail has won more than a dozen prestigious cybersecurity technology awards and authenticates billions of messages a month for some of the world's biggest companies and organizations, including Uber, Fannie Mae, WeWork, and the U.S. Agency for International Development.


Fintech • Professional Services • Social Impact • Software • Financial Services
2 Offices
175 Employees

Vestwell is the engine powering modern-day workplace savings and investing programs, such as 401(k) and 403(b) plans. Leading financial institutions, state governments, and embedded financial affiliate groups can seamlessly utilize Vestwell’s innovative and scalable platform to provide flexible, cost-effective, and user-friendly workplace savings programs to their small business clients and individual savers. Vestwell is at the forefront of change in the $33T+ workplace savings industry. Through our platform and industry partners, we are on a mission to democratize access to savings programs for the 30M+ small businesses across the country.


Artificial Intelligence • Big Data • Healthtech • Database • Business Intelligence
Fully Remote, USA
500 Employees

Access to medicine and healthcare is a basic human right. At H1, we believe access to the best healthcare information is also a basic human right, one that will be more important in the 21st century than ever before. Our commitment to creating a healthier future for everyone drives us to build and maintain the most current, accurate, and comprehensive healthcare knowledge base available, as well as the tools and intelligence to extract unparalleled insights to carry global healthcare forward.


Edtech • Machine Learning • Mobile • Other • Software
3 Offices
670 Employees

Duolingo is a language-learning education platform that offers 98 total courses across nearly 40 distinct languages. Duolingo is the world’s most popular way to learn a language. Our mission is to develop the best education in the world and make it universally available. Some of our products include: 1. Duolingo: The free, fun, and effective way to learn a language! 2. DET (Duolingo English Test): A modern language proficiency tool designed for today's international students and institutions. It offers an English proficiency score, video interview, and writing sample in an accessible, efficient, and secure testing experience. 3. Duolingo Math: An app that can make math be fun. For everyone. Students can focus on elementary math, which covers classroom topics, or adults can focus on brain training, which strengthens mental math skills and covers more advanced topics. 4. Duolingo ABC: An educational learning app that offers immersive lessons to teach preschool to second grade kids reading fundamentals. Founded in 2011 by Luis von Ahn and Severin Hacker, Duolingo is the most downloaded education app in the history of the App Store and in 2019 became the top-grossing education app worldwide. The app has been awarded Apple's iPhone App of the Year and Android's Best of the Best. Learning a new language used to be expensive; we believe it should be free. Over 1.2 billion people are learning a second language and most of them are learning English to improve their lives. Learning a new language is hard; we believe it can be fun. We use bite-sized lessons that feel like playing a game to keep our learners motivated. With over 500 million learners we have unprecedented data insights on how people learn. Our teams of language learning scientists, machine learning engineers, and AI experts use this data to constantly improve our effectiveness. We’re building a future in which the highest-quality education is accessible to all. Duolingo has been named: 2022 Fast Company’s Best Workplaces for Innovators 2022 Fast Company 10 Most Innovative Education Company 2021 Forbes Best Startup Employers 2020, 2018, 2017, 2013 Most Innovative Company by Fast Company 2020 Best Machine Learning Startups for by Glassdoor 2018 Inc. Best Places to Work 2018 Entrepreneur Top Company Culture List University Program Awards: 2022 Handshake Early Talent Award 2022 Untapped Top Internship Programs 2022 OneReq Internship Program Trailblazer Award


AdTech • Digital Media • Marketing Tech • Software • Analytics
6 Offices
235 Employees

Out there, in the streets, ad space intersects time and place. It’s a part of life. OOH campaigns inform, entertain, attract - and they can change the course of someone’s afternoon. At Vistar Media, we facilitate that serendipity hundreds of thousands of times a day. Our goal is simple: to help marketers leverage OOH’s unique ability to motivate and delight. Persuade and captivate. Stand out and blend in. Through our truly intelligent platform that hosts the world’s most extensive OOH inventory, we provide the scale, data, and expertise that allow brands to capture a better, gentler kind of attention. We believe that OOH is both timeless and future-proof. Why? Because it speaks to the human need to look up and around, but it’s always evolving and improving, infusing novelty into everyday life and opening up new opportunities. With Vistar, OOH is not only the most enduring channel in media, it’s also getting better every day. We’ll see you out there.


Cloud • HR Tech • Professional Services • Software
2 Offices

Upwork is the world’s work marketplace, connecting millions of businesses with independent talent around the globe. We serve everyone from one-person startups to 30% of the Fortune 100 with a powerful, trust-driven platform that enables companies and freelancers to work together in new ways that unlock their potential.


Edtech • Enterprise Web • HR Tech • Software
San Francisco, California, USA
700 Employees

Handshake is the #1 place to launch a career with no connections, experience, or luck required. The platform connects up-and-coming talent with 650,000+ employers - from Fortune 500 companies like Google, Nike, and Target to thousands of public school districts, healthcare systems, and nonprofits. Earlier this year, we announced our $200M Series F funding round. This Series F fundraise and new valuation of $3.5B will fuel Handshake’s next phase of growth and propel our mission to help more people start, restart, and jumpstart their careers.


Healthtech • Software
3 Offices
210 Employees

Aetion is a health care SaaS and services company leveraging the science of causal inference to rapidly and transparently transform real-world data (RWD) into real-world evidence (RWE) on the safety, effectiveness, and value of medications and clinical interventions.


Fitness • Healthtech
2 Offices
1,900 Employees

Wellhub is a corporate wellness platform that connects employees to the best partners for fitness, mindfulness, therapy, nutrition, and sleep, all included in one subscription designed to cost less than each individual partner. More than 15,000 companies in 11 countries use Wellhub to give their millions of employees access to best-in-class corporate wellbeing programs that are proven to drive widespread employee adoption and engagement. With Wellhub, employees can check-in with their wellbeing every day. The result is better productivity, higher retention, and lower healthcare costs. This is the Wellhub Effect. Since our founding in 2012, we’ve grown into a global team of over 1,900 employees, spanning 11 countries. Headquartered in New York City, Wellhub continues to expand its reach and impact, helping companies worldwide to foster wellbeing—and we're just getting started!


AdTech • Digital Media • Marketing Tech • Mobile
4 Offices
180 Employees

Infillion brings location and attention-based marketing together to fulfill the promise of connected consumer experiences. Leveraging integrated technology, Infillion enables better targeting via unique data sets, engaging creative, and actionable measurement solutions for advertisers looking to bridge the physical and digital worlds. Among the fastest-growing companies in ad technology, Infillion is advancing the integration of advertising, marketing, and CX through value exchange applications that captivate customers, optimize their attention, and honor their time and privacy.

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Big Data • Transportation • Analytics • Big Data Analytics
Fully Remote, USA
300 Employees
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Artificial Intelligence • Cloud • Internet of Things • Software • Cybersecurity • Industrial
6 Offices
100000 Employees
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Automotive • Big Data • Information Technology • Robotics • Software • Transportation • Manufacturing
26 Offices
165000 Employees
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AdTech • Digital Media • Fintech • Marketing Tech
Playa Vista, California, USA
130 Employees
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Gaming • Mobile
5 Offices
800 Employees
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Cloud • Enterprise Web • Healthtech • Mobile • Software
2 Offices
285 Employees
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Fintech • Mobile • Payments • Software • Financial Services • Cryptocurrency
New York, New York, USA
200 Employees
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Greentech • Real Estate • Social Impact • Energy • Industrial • Solar • Renewable Energy
2 Offices
2500 Employees
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Cloud • Enterprise Web • Other • Productivity • Software • Analytics • Design
2 Offices
900 Employees

Consumer Web • Enterprise Web • Software • Consulting • Design
Denver, Colorado, USA
18 Employees

Crafted is a product development consultancy that partners with growth stage companies to deliver custom software. Our radical approach to continuous collaboration helps teams see tangible outcomes within 30 days and impacts aggressive growth targets. We do this with experienced teams of engineers, product managers and designers that believe transparency and trust is critical to successful launches.


Artificial Intelligence • Generative AI
Cambridge, Massachusetts, USA
73 Employees

Unlearn is advancing AI to eliminate trial and error in medicine, starting with reinventing clinical trials for the 21st century. We create AI-generated digital twins of individual trial participants that are forecasts of their future health outcomes. Digital twins of participants are used to run smaller, more efficient clinical trials that help bring new treatments to patients sooner.


Fintech • Mobile • Security • Software • Cybersecurity
6 Offices
320 Employees

As the world moves to a mobile-first economy, businesses need to modernize how they acquire, engage with and enable consumers. Prove’s phone-centric identity tokenization and passive cryptographic authentication solutions reduce friction, enhance security and privacy across all digital channels, and accelerate revenues while reducing operating expenses and fraud losses. Over 1,000 enterprise customers use Prove’s platform to process 20 billion customer requests annually across industries, including banking, lending, healthcare, gaming, crypto, e-commerce, marketplaces, and payments.


AdTech • Big Data • Marketing Tech
Fully Remote, USA
25 Employees

Encortex is a data-driven intelligence performance marketing company. We are a small, ambitious, and diverse group of analysts, data engineers, software engineers, and digital marketers. From engineering to operations to campaign management, the Encortex team thrives on transparent communication and seriously powerful analytics. We operate with our core values of Precision, Curiosity, Honesty, Responsibility, Fun & Respect.


Big Data • Fintech
New York, New York, USA
62 Employees

Bloomberg Second Measure is a technology company that analyzes billions of anonymized purchases to help some of the world’s largest brands and investment firms answer real-time questions on company performance and consumer behavior.


Internet of Things • Real Estate • Software • PropTech
Chicago, Illinois, USA
45 Employees

Cohesion is an Intelligent Buildings SaaS platform, leading the way in autonomous building technology—seamlessly connecting critical systems with the human ecosystem, simplifying management through transparent operations, and increasing asset value for owners by delivering better tenant experiences.


Artificial Intelligence • Big Data • Healthtech • Wearables
Chicago, Illinois, USA
43 Employees

PhysIQ (pronounced Phys-IQ) is healthcare’s first personalized physiology data analytics platform. PhysIQ is designed to track and integrate multiple vital signs to detect clinically meaningful changes against an individual baseline, rather than a population-based “norm.” We are focused on the most important machine of all — the human body. PhysIQ is the leader in digital medicine, dedicated to generating unprecedented health insight using continuous wearable biosensor data and advanced analytics. Its enterprise-ready cloud platform continuously collects and processes data from any wearable biosensor using a deep portfolio of FDA-cleared analytics. The company has published one of the most rigorous clinical studies to date in digital medicine and are pioneers in developing, validating, and achieving regulatory approval of Artificial Intelligence-based analytics. With applications in both healthcare and clinical trial support, physIQ is transforming continuous physiological data into insight for health systems, payers, and pharmaceutical companies.


Fintech • Real Estate
New York, New York, USA
225 Employees

At TheGuarantors, we offer unmatched insurance solutions for both renters and property operators—covering every lease, every time. Our mission is simple: to give renters better access to their ideal homes while empowering operators with stronger protection and new growth opportunities. By leveraging our real estate expertise, we help operators qualify renters faster and reduce the risk of rental income loss. Our commitment to exceptional service has earned us a 99% retention rate among owners and operators. With $4 billion in rent and deposits guaranteed, TheGuarantors is trusted in over 3 million units nationwide. We’re proud to be recognized as one of Inc. 5000’s fastest-growing companies, a Forbes Best Startup Employer, and a member of Deloitte’s 2024 Technology Fast 500. Want to be part of the team revolutionizing the rental experience? Explore our open positions and apply at careers.theguarantors.com.


HR Tech • Software
New York, New York, USA
574 Employees

We're building the future of HCM. Lifion is a cloud-native Human Capital Management (HCM) solution built from the ground up to go beyond traditional approaches and provide global organizations with both the stability and agility needed to manage and adapt to a rapidly changing world at work.


Cloud • Security • Software • Cybersecurity
Boston, Massachusetts, USA
100 Employees

Threat Stack is the leader in cloud security & compliance for infrastructure and applications, helping companies securely leverage the cloud with proactive risk identification, real-time threat detection through the powerful combination of the Threat Stack Cloud Security Platform® and the Threat Stack Cloud SecOps Program℠.