Top Arlington, VA Startups (235)

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...

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,...

Communities In Schools of Los Angeles (CISLA) surrounds students with a community of support, empowering them to stay in school and achieve in life by providing academic and social-emotional support.

ITC Defense Corp. is a dynamic, technology-based, HUBZone-certified business in the global defense market. Our core capabilities in systems engineering and software development have positioned us to provide value added capabilities in today's transitioning marketplace. ITC is also at the forefront of information security technology integration and cyber resilience, leveraging commercial and government best practices to create innovative solutions to...

TSTC, a premier professional services company, is SBA Woman Owned Small Business, HUBZone certified (certification #33271) and a Virginia certified woman-owned small business founded in 2002. TSTC is among an elite number of small businesses that have attained ISO 9001, 14001, 20000-1, 27001, 27017, 20718, and 27701. We are also CMMI/DEV and CMMI/SVC level 3 appraised and are CMMC Level...

The Moran Company is an executive search firm that partners exclusively with nonprofit organizations, foundations, and associations to recruit top talent for key leadership and fundraising positions nationwide.

Proactive mobile security that makes you, your customers, organization, and employees feel safe and secure. We enable airtight mobile security solutions, all delivered with a light touch – perfect for the privacy needed in the work and live anywhere world. Find out what it means to be Quokka Secure.

Founded in 2012 and based in Arlington, Virginia, Capitol Bridge, LLC is an SBA 8(a) certified minority-owned small business. The company provides specialized professional services to federal, state, and local government agencies. Their expertise includes independent medical reviews, records and data management, medical coding, administrative staffing, and eligibility reviews, all aimed at improving business process flexibility, resiliency, and cost-efficiency for...

Mediabarn is a strategic digital agency and human-centered design practice specializing in User Experience (UX), market research, and creative staffing. The company provides expert insights and research-informed solutions across the disciplines of strategy, experience design, and service design to help businesses grow and create optimal digital experiences for their customers.

CUBE84 is a full-service Salesforce consulting company that can solve your most challenging projects. Whether it's a full-blown implementation of Salesforce from scratch or a simple audit of your existing configuration, our Salesforce consultants are here to help you make the most of your CRM investment. From understanding business goals to implementing robust solutions, we have got you covered with a...

Donorbox is a leading fundraising platform that helps nonprofits of all sizes engage donors and raise more money. With our user-friendly interface and powerful features, we make it easy for organizations to securely accept online and on-location donations with a lightning fast checkout process, strengthen donor relationships, and track fundraising progress. Trusted by over 100,000 nonprofits across 96 countries, Donorbox's...

Umbra builds next-generation space systems that observe the Earth in unprecedented fidelity. Our mission: Deliver global omniscience. To stay ahead of climate change, geopolitical risk, and other major crises and issues, we need a global understanding of what is changing, where, and how fast. Umbra provides easy access to the highest quality commercial satellite data available, which is an indispensable tool for...

State Policy Network is a national nonprofit organization dedicated to building and mobilizing a durable state-based infrastructure for freedom. Its mission is to catalyze thriving, durable freedom movements in every state, anchored with high-performing, independent think tanks, by providing strategic support, leadership training, and networking to state-based policy organizations.

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.

Strategy + Execution = Results.

FedTech is a venture firm that thrives at the intersection of US entrepreneurship, breakthrough technologies, and mission-driven organizations. Since 2015, we have been driving forward deep tech ventures across the DoD, NASA, DoE, universities, and federal labs. Through our startup studios, accelerators, internal innovation, and corporate venture programs, we work with individuals, companies, and government agencies to stay at the...

With deep experience with cloud native software development, platform engineering, and artificial intelligence, BridgePhase is passionate about helping Federal Government organizations deliver business value by adopting DevSecOps practices, digital-first processes, and automation technologies that enable new products, enhance customer engagement, modernize platforms, and dramatically increase efficiency and security. Recently selected as AFCEA International’s 2023 Small Business of the Year, BridgePhase...

Zetier develops world-class cybersecurity products that protect our nation and our communities.

ROH powers the future of hospitality. As a rapidly evolving proptech company, ROH’s purpose-built revenue optimization platform drives conversions, increases revenue, and enables real collaboration for the largest hospitality groups, asset owners, and their brands that manage over $500B in annual revenue. Developed by industry leaders and born out of the demand revealed through its subsidiary Carats & Cake, ROH...

Speak4 is a technology start-up that makes it simple for organizations to empower their supporters to speak up for the causes they believe in via an innovative, frictionless digital advocacy platform. Speak4 was created by a team of experienced marketers, skilled technologists and award-winning digital strategists who wanted a better tool to help organizations mobilize grassroots support online.