50 Best Startups to Work For in Washington, DC in 2025

Nisos is a human risk intelligence and managed investigations company that protects organizations and their people from human-driven and digital threats by operating as an extension of their security, intelligence, and legal teams. It leverages a team of expert analysts, specialized in open-source intelligence and adversary tradecraft, to provide ...

DAS42 is a modern provider of data analytics consulting. Our bold point of view helps companies clarify their data needs and our execution puts strategy into action. We deliver solutions that democratize data, create a single source of truth, and facilitate innovation for the future. We work with some of the world’s most successful companies ...

Cleaner. Safer. Smarter. Formed by the 2020 combination of the Alliance of Automobile Manufacturers (Auto Alliance) and the Association of Global Automakers (Global Automakers), Auto Innovators is dedicated to propelling the unprecedented innovation that will make our lives better. Driven by the collective energy of the world’s multi-faceted auto ...

Cavnue is building smart roads for smart vehicles, and future-proofing the nation’s roadways.

The interstate highway system defined mobility in the second half of the 20th century. Now, transportation is changing again. Mobility in the 21st century will be defined by intelligent, connected, and autonomous vehicles and while billions ...

RS21 is a rapidly growing, global data science company. We use artificial intelligence, design, and modern software development methods to empower organizations to make data-driven decisions that positively impact the world through innovative solutions that are insightful, intuitive, inspiring, and intellectually honest.

By ...

Kurrent Logic is a certified HUBZone and Small Disadvantaged Business. We are a highly acclaimed consulting and technology services provider, that has earned prestigious awards for delivering superior services and maintains certifications as an ISO 9001:2015, ISO 20000-1:2018, ISO 27001:2022, CMMI SVC/3, and CMMI DEV/3 compliant company.
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Former military officers who stood up U.S. Army Cyber Command and pioneered modern weapons system cyber assessments founded Shift5 to transform untapped operational technology into actionable insights that enable peak performance and cyber resilience for America’s defense and transportation systems.

Built for the field and tested in ...

Cove is the glue that binds your building experience, uniting operations with the tenant experience. No longer do you have to click between five systems; Cove is the central place you go to ensure seamless operations and tenant satisfaction. We do this by being a partner to all people in your building - from tenants to property managers, engineers ...

Range is the fast, flexible, holistic wealth management platform reinventing the industry. We give people an all-in-one place to manage all aspects of their financial outlook. From buying a house to retiring early or taking care of family — members can get answers to their questions anytime and feel confident that their money is working for them ...

We revolutionize how organizations approach complex challenges and activate their audiences.

Whether the goal is selling a product, signing up individuals for healthcare, turning out the vote, or mobilizing activists and donors, we help our clients change behavior and drive radically better results. We dig deep into the data to ...

Civic Nation is a nonprofit ecosystem for high-impact organizing and education initiatives working to build a more inclusive and equitable America. Civic Nation shifts culture, systems, and policy by bringing together individuals, grassroots organizers, industry leaders, and influencers to tackle some of our nation’s most pressing social ...

OneGlobe LLC, is a small business incorporated in Virginia in 2005. At OneGlobe, we tap into the needs of our clients and work diligently to deliver innovative Information Technology solutions and consulting services that solve real-world business challenges. For over a decade, our consultants and developers have exceeded expectations and ...

Founded in 2021, Method enables real-time access to user financial data and enables seamless liability repayment.

Method’s mission is to make personal finance more autonomous. With Method’s APIs, financial institutions, credit unions, banks, and financial management apps can embed loan repayment, data, balance transfers, and bill ...

A subsidiary of the Association for Professionals in Infection Control and Epidemiology, APIC Consulting taps into the expertise of nationally recognized leaders in the field of infection prevention and control to offer our clients customized support focused on helping clients develop and implement effective healthcare-associated infection (HAI) ...

At Indigov, we have defined a new category of software, which is changing communication between elected officials and the people they serve. We are enabling democracy to scale effectively, and solving some of the largest pain points of elected officials and constituents.

We are growing quickly in both customer acquisition and ...

Intellectual & Co. is a public benefit company where innovation meets impact. We advise the world's leading institutions on how to brave this new century. It's likely you’ve had a delightful experience with a product or service shaped by our strategic insights. Our clients range from startups and Fortune 500 companies to nonprofits ...

Daily Kos is the nation’s largest liberal online political community, news organization, and activism hub. By connecting our community, partners, clients, and donors we’re empowering them to reshape American politics and build power.

Our mission is defeat trafficking networks.
We are an intelligence-driven counter-human trafficking organization. As callous as it sounds, we believe most traffickers exploit people for one reason: because it makes money. In order to defeat them, we start by learning how their business works–how it’s organized, how it operates, and what ...

FOUNT believes work should be frictionless for employees and organizations. Our SaaS solution identifies what's at the root of employee dissatisfaction and prioritizes what to fix in their work environment.

Work friction takes shape in many ways, depending on the unique attributes of the organization. Every day, employees ...

Belay Technologies, Inc. is a certified Service Disabled Veteran Owned Small Business (SDVOSB) located in the Baltimore-Washington area providing technology and engineering services to the Department of Defense (DoD) and expanding into the commercial market. Belay Technologies specializes in technical IT services including; software development, ...

Heartbeat Health is a venture-backed health tech startup in New York. We are working to deliver the most effective, efficient, and engaging virtual heart care in the world. By 2030, over 40% of the US population will have heart disease, with direct and indirect costs approaching $1 trillion USD. Heart disease may be the most important health ...

Rewarding Work. Generous Benefits. Committed to You.

Assured Consulting Solutions delivers advanced technology solutions and strategic support services in support of critical national security missions for Intelligence, Defense, and Federal Civilian customers. We provide strategic and innovative solutions for customer needs across ...

Asymmetrik is a Maryland-based company specializing in software development and data analytics. Since 2008, we’ve been helping clients in government and healthcare solve their toughest problems.
Asymmetrik is refreshingly different, in both the elite engineers we hire and the work we choose to do. We are employee-owned, and don't ...

Next Phase Solutions and Services (Next Phase) is rethinking problem solving. We are a consulting and technology services firm providing insight and solutions for Health IT, Science Mission Support and Engineering.

Our technical solutions and expertise in healthcare informatics/statistical analysis improve the understanding of the ...

Silverback Strategies is a high-performance search and social marketing agency located in the heart of Alexandria, Virginia’s historic Old Town. We support businesses whose success relies on measurable growth.

Inspiration is the first purpose-built EV solutions company. Our mission is to accelerate the electrification of transportation by partnering with fleet businesses to finance vehicles and deliver turnkey charging solutions to enable the rapid deployment of reliable, low-cost, zero-emissions EV fleets. Acting as a partner and system integrator, ...

Praescient Analytics is a Woman-Owned Small Business (WOSB) based in Fairfax, VA. Founded by a group of former intelligence analysts, software engineers, and entrepreneurs, our aim is to revolutionize how the world understands information by empowering our customers with the latest analytic tools and methodologies. Praescient provides several ...

At Oasys, we are solutions driven and pragmatic. We listen to and collaborate with our customers to solve their toughest challenges with elegant yet efficient solutions. Established by successful technologists and entrepreneurs, our goal is to provide objective and flexible solutions for our customers’ toughest challenges in a rapidly changing ...

INTERCLYPSE, Inc., a small business headquartered in Maryland, providing consulting services, servers, high-end work stations, software value-added reselling, hardware value-added reselling and training with over 50 years of state-of-the art engineering and sales experience to serve our customers.

The consulting services division ...

From devices such as radar, sensors, satellites, smartphones, meters and other devices that make up the Internet of Things (IoT), TransVoyant collects, cleanses and constantly updates one of the world’s largest repositories of real-time big data—over one trillion events each day. By applying advanced machine learning algorithms to these real-time ...

We offer the following services:

✔ Business Process AI-nization for innovative small and medium size companies

✔ AI Product Development for startups and scaleups

Plus3 IT Systems, LLC (Plus3 IT) was founded in 2015 by subject matter experts with significant experience delivering complex solutions for Federal Government customers. Supporting a wide variety of mission requirements, we provide expert-level Cloud Adoption, Cloud Security, Cloud Enabled Data Analytics, and Cloud Native Application Development. ...

NetCraftsmen is your partner for IT consulting and solutions. We ensure your IT infrastructure gets healthy and stays healthy by resolving current challenges, reducing risk and proactively preparing for the future. Our clients have access to the entire NetCraftsmen team of best-in-class professionals. You’ll never get traded-down. We empower our ...

Quality matters now more than ever. Medisolv provides Business Intelligence and Clinical Quality Measure Solutions to hospitals and health systems across the country. Our solutions help you understand where you are today and what changes you can make to positively affect performance, outcomes and payments.

PerformYard's performance management software provides flexible features for HR and a simple employee experience.

We believe that performance management strategy should be driven by organizational goals and employee needs, not the constraints of your software. That is why we focus on providing the most flexible performance ...

At Second Front Systems, we build software that accelerates delivery of emerging commercial technologies to U.S. warfighters. By harnessing insights and methodologies from the private sector and aligning them with government priorities and processes, we enable defense and national security professionals to effectively engage in long-term, ...

Redjack tackles the most critical intelligence challenges for enterprises and the government. We fight for the truth to make the world safer for business, democracy, and humanity.
Our original technology emerged from national intelligence agencies, where it is still widely deployed today. In 2007, we launched Redjack with the mission of ...

The epitome of ‘punching above our weight’, pureIntegration is the secret weapon you may never have heard of. Yet.
Consulting, Services and Solutions:
For evolving organizations navigating the changing digital landscape, seeking to improve business operations while attaining deeper member engagement - pureIntegration is your expert, ...

Halvik is a highly successful and respected 8(a) Economically Disadvantage Woman Owned Small Business (EDWOSB) that specializes in providing smart, technology-enabled solutions to help customers realize their business goals. Our Service portfolio, industry experience and unparalleled commitment to solve our customers’ mission-critical problems ...

Our Mission:
Our Mission is to enrich our customers’ missions by applying our multi-disciplined analysts, mission-focused software developers, and machine learning data scientists to solve and support our customers’ most difficult challenges. Our dedication to our employees reinforces our commitment to the customers’ mission success and ...

Tahzoo is a Customer Experience Management Agency. We refer to ourselves as “Architects for the Experience Age”. Our clients are Fortune 500 companies, we help them leverage marketing technology to enable contextually relevant and personalized
experiences for their customers. We are a technology enabled company that provides consulting ...

CollabraSpace is a proven leader in providing real-time collaboration and enterprise software development solutions to both government and private industry. Headquartered in Annapolis Junction, MD, CollabraSpace attracts and retains an incredibly talented group of software and systems engineers with deep experience in the latest technologies. ...

We extend the reach and impact of counselors, advisors, and mentors with text messaging to allow for more personalized and real-time digital communication.

Signal Vine provides an effective, intelligent two-way text messaging platform that is proven to deliver high student engagement.

Signal Vine's platform ...

Ryse Health is on a mission to create a world that is free of the burden of chronic disease. We’re an innovative health care model for families and individuals living with type 2 diabetes. Our combination of best-in-class therapeutics and technology, day-to-day support, coaching, and analytics helps us partner with patients to achieve ...

Kit Check is the leading provider of automated medication tracking and diversion detection solutions for hospital pharmacies in the U.S., bringing visibility, simplicity, and predictability to the complex world of medication supply management. Our groundbreaking medication intelligence platforms provide item level visibility, workflow simplicity ...

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Cross Screen Media is a media analytics and technology company focused on helping brands optimize their media buying across all screens.

Hungry Harvest is a food and beverages company that delivers surplus fruits and vegetables to their subscribers’ homes every week.

Dcode connects the tech industry and government to drive commercial innovation in the federal market. Learn more here at our website: https://dcode.co

Volt AI is real-time video intelligence designed for security teams who never want to miss an incident again.

Unlike other solutions that focus on individual camera analytics, Volt unifies your existing systems, allowing for visual tracking of people and objects across various locations on an intuitive 3D map.

Volt ...