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Top 10 Arlington Startups to Watch in 2026

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Arlington, Virginia is home to a diverse group of technology companies. The area shows strength in sectors like artificial intelligence, cybersecurity, and energy.

Companies like BlueHalo have raised significant capital, securing over $723M for its national security work. The ecosystem also includes newer AgTech startups such as Area 2 Farms and Helios Artificial Intelligence.

Below is our list of 10 Arlington startups worth keeping an eye on.

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Shift5 builds a cybersecurity platform that defends operational technology, including the complex systems inside military vehicles, commercial aircraft, and trains. Their solution combines hardware and software to give operators critical visibility and protection against cyber threats.

Year Founded2019
FoundersJosh Lospinoso
Funding Amount$180.5M
Startup SizeMid-Size Team (51-250)
Last Funding StatusSeries C
Top InvestorsCSP Equity Partners, Insight Partners, 645 Ventures, AE Industrial Partners, Booz Allen Ventures

Trustible builds an AI governance platform that helps organizations adopt artificial intelligence safely and responsibly. The software allows teams to manage compliance, mitigate risks, and build trust in their AI systems.

Year Founded2023
FoundersAndrew Gamino-Cheong, Gerald Iturrioz
Funding Amount$12.4M
Startup SizeFounding Team (1-10)
Last Funding StatusSeed
Top InvestorsAlumni Ventures, VamosVentures, Harlem Capital, Google for Startups, Inner Loop Capital

Interos has developed an AI-powered platform that continuously monitors supply chains and business relationships for risk. Their technology helps organizations proactively identify and mitigate threats to avoid costly disruptions.

Year Founded2005
FoundersJennifer Bisceglie, Kevin Kimberlin
Funding Amount$174.9M
Startup SizeMid-Size Team (51-250)
Last Funding StatusPrivate Equity
Top InvestorsBlue Owl, Kleiner Perkins, Venrock, NightDragon, Hakluyt Capital

BlueHalo creates advanced engineering products for the national security, space, and missile defense sectors. The company's capabilities span directed energy, cyber intelligence, and autonomous systems.

Year Founded2019
FoundersSteve Hill
Funding Amount$723.2M
Startup SizeMajor Organization (1,001-5,000)
Last Funding StatusPrivate Equity
Top Investors

Helios Artificial Intelligence offers an AI platform designed to predict and identify disruptions in the agricultural supply chain. The system gives companies the foresight to manage potential risks before they impact operations.

Year Founded2022
FoundersFrancisco Martin-Rayo
Funding Amount$7.5M
Startup SizeFounding Team (1-10)
Last Funding StatusSeed
Top InvestorsCollide Capital, S&P Global, January Ventures, Stray Dog Capital, Supply Change Capital

Using proprietary indoor farming technology, Area 2 Farms grows organic produce right inside local communities. They offer a membership service that delivers fresh vegetables and herbs to subscribers' homes, often just hours after harvest.

Year Founded2020
Founders
Funding Amount$9M
Startup SizeLean Team (11-50)
Last Funding StatusVenture Round
Top InvestorsAlumni Ventures, Slow Ventures, 468 Capital, Seven Seven Six, Karman Ventures

Stardog builds an Enterprise Knowledge Graph platform to unify complex data for large organizations. The platform allows teams to query information across different systems without needing to move or copy the underlying data.

Year Founded2015
FoundersEvren Sirin, Kendall Clark, Michael Grove
Funding Amount$23.3M
Startup SizeMid-Size Team (51-250)
Last Funding StatusVenture Round
Top InvestorsContour Venture Partners, Boulder Ventures, Accenture Ventures, Core Capital Partners, Presidio Ventures

Level Access provides digital accessibility solutions, helping organizations ensure their websites and software are compliant with standards like the ADA and WCAG. Their platform and services work to create more inclusive online experiences for users with disabilities.

Year Founded1999
FoundersDoug Aley, Ethan Kurzweil, Kevin Gough, Spiro Papathanasakis, Tim Springer
Funding Amount$40M
Startup SizeLarge Team (251-1,000)
Last Funding StatusSeries A
Top InvestorsJMI Equity

Summit Ridge Energy develops and acquires commercial solar and battery storage projects, positioning them as a leader in the space. Their team handles the entire project lifecycle, from development and construction to asset management and operations.

Year Founded2017
FoundersBrian Dunn, Steve Raeder
Funding Amount$480M
Startup SizeMid-Size Team (51-250)
Last Funding StatusDebt Financing
Top InvestorsApollo, Bank of America, Aligned Climate Capital

Federated Wireless develops a spectrum controller that automates access to shared wireless airwaves. This technology allows businesses and service providers to easily deploy their own private 4G and 5G networks.

Year Founded2012
FoundersCharles Clancy, Iyad Tarazi, Jeffrey H. Reed, Joe Mitola, Robert McGwier, Sepehr Mehrabanzad
Funding Amount$210.7M
Startup SizeMid-Size Team (51-250)
Last Funding StatusGrant
Top InvestorsFortress Investment Group, Charter Communications, American Tower, Cerberus Capital Management, GIC

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