Top Washington, DC Startups (1,253)
ASI is a dual-use software company that deploys predictive AI to the world's most complex operating environments. Backed by leading investors–including Andreessen Horowitz, Renegade Partners, and Spark Capital–we actively manage over 40% of all US air traffic across both public and private sector air operations. Partnering with major airlines like United and Alaska, we optimize thousands of flights daily, delivering...
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 actionable intelligence that addresses complex risks like executive threats, insider fraud,...
Bellagent is an enterprise-level AI agent platform built to automate everyday business operations with zero-touch integrations that connect instantly to more than 1,300 applications. Launched in 2025 by Proactifi Inc., and headquartered in Chicago, the platform is built for practicality with industry-leading compliance and security standards, enabling organizations to deploy AI agents without friction from day one. Bellagent’s mission to...
The American Housing Corporation is on a mission to solve the America’s housing crisis through all-out production. We believe that America’s affordability crisis is fundamentally a production crisis, and that solving it requires a vertically integrated development approach: We buy land, and manufacture, install, and sell our homes directly to customers. This is the only way to build at the...
Expression Networks is a software company providing AI-enhanced data fusion, analytics, engineering, and information technology solutions to support national security and defense missions.
Penta is the world's first comprehensive stakeholder solutions firm, with initial offices in Washington, D.C., New York City, London, and San Francisco. We combine proprietary AI and advanced research products with deep business, policy, and communications expertise to better define, predict, and manage stakeholder challenges.
540 is a technology consulting firm who helps our government and business clients innovate like start-ups. Through hard work, perseverance, and deep commitment we remove barriers to innovation which enables us to build impactful tech for the government. Contact us for: - Tech Strategy - Software Development - API Design / Dev - DevOps Email us: [email protected]
Obviant is a software-enabled marketplace to make it easier for companies to sell to government. We're building data and AI tools to bring access and transparency to an opaque industry, with the government as the stakeholder that ultimately benefits. Selling to government has always been hard, and it’s historically stopped companies from even thinking about this market. But things are changing....
Red Cell Partners is an incubation firm building rapidly-scalable technology-led companies that are bringing revolutionary advancements to market in three distinct practice areas: healthcare, cyber, and national security. United by a shared sense of duty and deep belief in the power of innovation, Red Cell is developing powerful tools and solutions to address our Nation’s most pressing problems
We are the Credit Union’s one-stop-shop for digital deposit account opening, frictionless loan applications (POS), perpetual pre-approval and recapture efforts. The platform successfully drives direct member, loan & deposit growth, boosts profitability, increases share of wallet and reduces the cost to produce loans through efficiency gains. Our founders enjoy nothing more than speaking to and learning from Credit Union leaders....
Developed by doctors in sports medicine & physical therapy, Limber is built to empower Physicians and Physical Therapists to augment in-clinic patient care with at-home support through digital technology, outcomes tracking, data analytics, remote therapeutic monitoring (RTM), and value-based care models. Digital health solutions continue to rise but musculoskeletal conditions are complex. In-person care, including physical exams and manual treatment, are...
ACA is a voluntary, nonprofit organization working to advance the needs of the paint and coatings industry and the professionals who work in it. Through advocacy of the industry and its positions on legislative, regulatory, and judicial issues at the federal, state and local levels, it acts as an effective ally ensuring that the industry is represented and fairly considered....
ClearPoint Strategy is a comprehensive software solution that transforms the way organizations measure and manage their strategies. With automation capabilities and AI-powered insights, the platform is a catalyst for sustainable growth and data-driven decisions that bring clarity to organizational objectives. Built BY managers FOR managers, ClearPoint simplifies the complexities of strategic planning and performance management, serving as a trusted partner...
Altamira is your trusted partner in consulting, engineering, and field service support. The combination of our owner’s mentality, commitment to hearing your needs and concerns, and delivering with our proven processes help ensure project success. With our regulatory expertise and agile approach, we create working relationships that value compliance and deliver desirable outcomes that bolster your bottom line.
SpecterOps provides adversary-focused cybersecurity solutions to help organizations understand how threat actors maneuver against them, so they can successfully defend against advanced attacks. SpecterOps replicates adversary tradecraft, hardens systems against the attack cycle, and helps detect current advanced threat actor activity. Service offerings include internal program development, training courses, independent assessment options, and assessment operations support. With knowledge of the...
BuildWithin delivers a white label operating system for workforce and education. We help agencies replace fragmented processes with a unified, data driven infrastructure that moves individuals from application to employment with speed and accuracy. Our agentic systems add velocity and efficiency to workforce operations. Partners use BuildWithin to launch Registered Apprenticeships in minutes with digital standards, integrated compliance tools, and direct...
Founded in 2007, Corner Alliance is a government consulting firm that serves federal clients primarily in the public safety, emergency management and business intelligence spaces. Corner Alliance is a company where your mission matters, driving change in government through stakeholder-centered solutions, innovative ideas and client loyalty.
Echelon Insights brings technology and brainpower together to help find truth in data. Founded by experts from the digital and polling worlds, we're erasing old industry lines that separate the process of conducting research from the tools to act on it. We optimize your message, pinpoint your target audience, and give you the power to track change in realtime.
Headquartered in Washington, D.C., Barbaricum is a Service-Disabled Veteran-Owned small business. At our core, you’ll find people who love to explore and innovate. Our team has a uniquely complementary skill set. Together we’ve built a hands-on, all-inclusive contracting firm that develops innovative strategies & uses the best of emerging technologies to support our clients’ long-term goals. Our growth has been fueled...

















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