Woodside O'Brien LLC is a private equity and venture capital firm based in Fulton, Maryland, established in 2013. The firm specializes in angel investments, PIPEs, bridge financing, early venture, and emerging growth investments, focusing on private companies within the cyber security, data analytics, and veteran-led sectors. Woodside O'Brien primarily targets investments in the Washington area, San Jose, and companies that emerge from Silicon Valley or the District of Columbia. The firm typically invests between $1 million and $20 million, with specific allocations for angel investments ranging from $50,000 to $500,000, and seed and series A investments between $50,000 and $1 million. It aims to fund investments within 30 days and offers access to additional capital as needed, while also providing follow-on funding. Woodside O'Brien utilizes its own capital for these investments.

Boeing HorizonX is a venture capital firm established in 2017 that focuses on investing in innovative startups worldwide. Its investment team leverages a diverse range of expertise from Boeing and broader market experience to identify and support revolutionary concepts. By providing funding to selected startups, HorizonX connects them with Boeing's extensive global resources, facilitating the development and realization of their ideas. The firm operates with a global presence, with teams located in various cities, including Chicago, Menlo Park, Los Angeles, Seattle, St. Louis, Washington D.C., and Israel.

Starbridge Venture Capital is a Washington, DC-based venture capital firm founded in 2017. It backs companies operating at the intersection of space technology and traditional technologies, with emphasis on communications, computing, energy, and space sectors. The firm seeks products that enable commercial space activity while delivering meaningful profit potential in terrestrial markets, defining these opportunities as space scalable ventures that could drive the next decade of space activity and broader technology adoption.

EverStream Energy Capital Management is a global asset management firm focused on energy infrastructure and renewable projects. It invests in energy infrastructure assets, including solar and wind generation, natural gas production, storage, and transportation assets that facilitate cleaner energy use. Headquartered in Wayzata, Minnesota, with offices in Madrid, Washington, D.C., San Francisco, and Tokyo, the firm pursues opportunities across the United States, Latin America, Europe, and Asia.

Ara Partners is an investment firm focused on industrial decarbonization, targeting ventures in energy efficiency, renewable energy, industrial process electrification, waste management, and sustainable chemicals. It provides growth capital and strategic support to help portfolio companies expand and improve environmental performance across industrial and manufacturing, chemicals and materials, energy efficiency and fuels, and food and agriculture sectors. Founded in 2017 and based in Houston, the firm has offices in Boston, Washington, D.C., and Dublin, and pursues opportunities that build and scale enterprises with meaningful decarbonization impact.

Founded in Washington D.C. in 2012, K Street Capital is a venture capital firm that supports early-stage technology companies operating in high-growth markets. With a focus on diversity and inclusion, the firm has invested $11 million across over 70 portfolio companies and funds, with half based in D.C. and 42% led by women or BIPOC founders.

Revolution is a Washington, D.C.–based venture capital firm founded in 2005 by Steve Case, with an additional office in San Francisco. It backs technology-enabled startups that disrupt traditional industries and supports both early-stage and growth-stage companies, often taking leadership roles in financings and serving on boards. The firm operates a family of funds, including Revolution Ventures and Revolution Growth, and seeks opportunities across sectors such as consumer internet, software and services, media, financial services, healthcare, and other technology-enabled businesses. It emphasizes geography, aiming to back high-potential ventures in regions beyond traditional hubs by pairing capital with hands-on involvement and broad entrepreneurial networks.

Middleland Capital, established in 2009, is a venture capital firm headquartered in Washington, D.C., with an additional office in London. The company specializes in early-stage investments, focusing on innovative technologies across the global food value chain. This includes foodtech and agtech companies, crop technology, digital agriculture, and health innovation, among others. Middleland Capital invests holistically, from upstream (crop inputs, precision agriculture) to midstream (marketplaces, supply chain technology), and downstream (novel food ingredients, food waste solutions). The firm prefers global investment opportunities and seeks partnerships with exceptional management teams to drive growth and create long-term value.

C5 Capital, established in 2014, is a global private equity firm headquartered in London, with additional offices in the US, Europe, and the Middle East. The company specializes in early-stage investments, focusing on the secure data ecosystem, including cybersecurity, cloud infrastructure, data analytics, and space. C5 Capital invests in innovative companies across these sectors, seeking to build long-term relationships and foster a secure digital future. The firm typically invests between £2 million and $25 million in companies with a minimum baseline revenue of $5 million and high revenue velocity. C5 Capital also operates C5 Accelerate, a program aimed at accelerating best-of-breed start-ups in the cloud computing sector.

Founded in 2011, Fortify Ventures is an early-stage venture capital firm based in New York. It invests in innovative founders disrupting technology sectors such as human health and the future of work.

Blu Venture Investors is a venture capital and private equity firm focusing on seed and early-stage technology investments and related special situations such as acquisitions and spin-offs. It backs software, SaaS, cybersecurity, Internet of Things, digital media, and technology companies across B2B and B2C models, with interest in materials, chemical and biological sciences, and solutions for defense, homeland security, and intelligence communities. The firm targets the mid-Atlantic region—Maryland, Virginia, Washington, D.C., and North Carolina—and typically invests between $50,000 and $3 million per round, often syndicating larger rounds with partners. It aims to take majority stakes and provides board seats, advisory support, and, when needed, C-level executives. Founded in 2010 and headquartered in Vienna, Virginia, Blu Venture Investors combines capital with active mentorship from experienced operators to help early-stage companies scale.

TDF Ventures LLC is a venture capital firm founded in 2004 and headquartered in Chevy Chase, Maryland, with additional offices in Washington, D.C., and Silicon Valley. The firm specializes in early-stage investments, primarily targeting seed stage and Series A companies across various sectors, including infrastructure, software, services, cybersecurity, artificial intelligence, and e-commerce. TDF Ventures typically invests between $0.5 million and $5 million per transaction, focusing on companies that enhance business processes, improve broadband access, or innovate in technology and communication. The firm seeks to engage actively with its portfolio companies and often considers co-investment opportunities. TDF Ventures is committed to supporting startups that address critical industry challenges and leverage emerging technologies to create value in enterprise markets.

Wonder Ventures, established in 2014 and based in Malibu, California, is a venture capital firm that invests in early-stage technology companies. The firm focuses on sectors such as software, blockchain, consumer, financial technology, healthcare, marketplace, transportation, and logistics, with a preference for companies based in Southern California. Wonder Ventures seeks innovative entrepreneurs with long-term visions to address global challenges, typically investing between USD 50,000 to USD 100,000 per company.

Founded in 1998, NewSchools Venture Fund is a not-for-profit organization dedicated to transforming public education. It invests in innovative educational solutions and supports entrepreneurs focused on improving outcomes for disadvantaged students, particularly those from low-income and minority backgrounds. The fund blends philanthropy and venture capital approaches, investing in both nonprofit and for-profit organizations across various stages of development.

Kupanda Capital is a principal investment firm established to incubate, capitalize, and scale pan-African companies. Headquartered in Washington D.C., it was founded in 2012.

Founded in 2022, Marlinspike Capital is an investment and advisory firm specializing in National Defense Technology. It invests in early and later-stage companies focused on artificial intelligence, aerospace, autonomy, and cybersecurity sectors.

Founded in 1999, Core Capital Partners is a Washington D.C.-based venture capital firm specializing in early-stage investments. The firm focuses on core technology sectors such as enterprise software, cloud infrastructure, cybersecurity, data analytics, and communication platforms.

Founded in 2011, DC Community Ventures is a venture capital firm based in Washington D.C. It specializes in growth capital investments, focusing on mid to late-stage companies operating in sectors such as consumer products, business services, and education. The firm invests between $0.1 million to $0.75 million, typically co-investing with other funds or institutions. DC Community Ventures seeks to create jobs for low to moderate income employees and provide goods/services to underserved communities, often investing in women or minority-owned companies.

The Global Innovation Fund, headquartered in London with an office in Washington D.C., is a non-profit organization dedicated to investing in innovative solutions targeted at improving the lives of the world's poorest people. It supports breakthrough ideas from diverse sources, providing grants and risk capital to maximize impact and drive meaningful change.

Elsewhere Partners is a venture capital firm investing in growth-stage B2B software companies headquartered outside traditional VC hubs, focusing on cities like Austin, Atlanta, and Toronto. They typically invest in companies generating at least $4 million in run rate revenue with at least 40% growth, having raised less than $10 million previously.

Middle Bridge Partners is a venture capital firm located in Washington, D.C. The firm focuses on investing in early-stage companies that specialize in innovative services and aim for significant growth. By targeting businesses within the new economy, Middle Bridge Partners seeks to support enterprises poised to make a meaningful impact in their respective industries.

Serena Ventures is a venture capital firm established in 2014 and located in Washington, D.C. The firm specializes in early-stage investments across a diverse range of industries, including e-commerce, fintech, health and wellness, sports, education technology, and climate technology. Serena Ventures is committed to supporting companies that prioritize diverse leadership and individual empowerment. By fostering collaboration among its portfolio companies and leveraging an extensive network, the firm aims to create opportunities for innovation and growth.

Founded in 2013, Fenway Summer is a venture capital firm based in Washington D.C. It primarily invests in early-stage fintech and financial services businesses across the United States.

AAF Management Ltd. is a venture capital firm based in Washington, D.C., established in 2016. The firm specializes in early-stage investments, primarily targeting pre-Seed, Seed, and Series A technology companies across North America. AAF focuses on diverse sectors, including fintech, healthcare, consumer products, enterprise software, and deep tech. Since its inception, AAF has invested in over 120 portfolio companies and is supported by a network of more than 95 Limited Partners, which includes multi-family offices, royal families, and strategic investors from the U.S., Europe, and the MENA region. The firm also manages Limited Partnership allocations into emerging managers globally, thereby gaining exposure to over 600 additional venture-backed companies. AAF has a notable extended portfolio featuring companies such as Deel, Ramp, and Reddit, and has seen successful exits from investments like CrowdStrike and Prodigy.

Blue Heron Capital is a Richmond, Virginia-based private equity and growth-capital firm that makes growth equity investments and lower-market buyouts in United States-based companies, often with an East Coast focus and an additional office in Washington, D.C. The firm targets healthcare (including technology-enabled services), information technology, B2B platforms, security (mobile and cloud), logistics and supply chain, asset tracking and management, and business services. Typical commitments range from about 2 to 6 million, with growth equity usually 2–4 million, and preferred stakes can be majority or minority. Blue Heron emphasizes operating involvement, seeking to invest only where it can contribute deep, relevant experience and play an active oversight role. It provides strategic capital, industry expertise, and a wide network to support portfolio companies, aiming to help them achieve revenue growth, profitability, and scalable solutions for customers.

The Harvard Business School Alumni Angels Association (HBSAA) is a prominent global network for Harvard alumni and affiliates focused on investing in early-stage companies. Established in 2007 and formalized as a global organization in 2010, HBSAA has grown to include over 1,000 members and 12 chapters across four continents. Members participate in the investment process at the local chapter level, where they screen numerous companies and select candidates for pitch events. To date, the association has funded over 250 companies, collectively investing approximately $50 million. This initiative not only facilitates financial backing but also connects funded companies with a vast network of HBS alumni and mentors, enhancing their growth potential. Notably, Harvard ranks as a leading institution for entrepreneurship, with its graduates significantly contributing to the startup ecosystem. The organization opens its doors to all Harvard alumni and affiliates, fostering a collaborative environment for aspiring entrepreneurs and investors alike.

The Grosvenor Funds, established in 1994, is a Washington D.C.-based venture capital firm specializing in early-stage investments across the United States. It primarily focuses on seed, early, and expansion-stage companies, with a preference for those in the technology sector, particularly wireless, healthcare services, and biotechnology. The firm seeks to invest between $1 million to $2 million in initial rounds, providing additional financing in subsequent stages, and often takes a Board seat in its investments. Grosvenor's strategy is to back companies with a sustainable competitive advantage, addressing large markets and demonstrating a clear path to profitability within 18 to 24 months. The firm, led by a team with decades of combined experience, occasionally provides seed financing in exceptional situations.

DX.Partners is a venture studio and investment firm founded in 2018 and based in McLean, Virginia. It incubates and funds startups with a focus on AI and data, consumer products, and information technology, with the aim of building an outcomes-driven economy by delivering measurable client outcomes and strategic exits. The organization combines startup creation with capital to support entrepreneurs, leveraging decades of AI and data science experience and a track record that includes multiple company exits. It operates globally with offices in San Francisco, Washington, D.C., Sydney, Bangalore, and Ahmedabad.

MiddleGame Ventures is a venture capital firm focused on fintech and related technology, investing in early-stage to growth companies, including seed and Series A/B rounds. It partners with B2B and B2B2C startups that advance the digital transformation of financial services, with emphasis on middleware and back-office solutions, and on crypto-enabled infrastructure. The firm backs technologies across fintech, AI/ML, blockchain, open finance, regtech, payments, asset management, capital markets, and related areas such as big data, ESG, and automated data handling. Its geographic focus spans Europe and North America, including Ireland and the United States, with operations based in Washington, DC and an office in Luxembourg City. MiddleGame Ventures seeks to rearchitect financial services infrastructure through technology partnerships and hands-on collaboration.

Traverse Venture Partners, established in 2015, is a U.S.-based investment firm specializing in real estate technology. With a background rooted in real estate-focused growth capital investing, Traverse invests in companies that offer proven solutions to enhance the economic or environmental performance of buildings and the real estate industry. The firm, led by a team with extensive experience in venture capital, real estate, clean energy, and entrepreneurship, provides both capital and strategic support to help portfolio companies overcome market barriers and accelerate technology adoption. Unlike traditional venture capital firms, Traverse does not solely chase high-growth "unicorns" but rather focuses on making risk-adjusted returns by supporting companies with practical, value-adding solutions.

Acta Wireless, founded in 2002 and based in Washington, D.C., focuses on fostering innovation in the wireless and telecom convergence sectors. The company is dedicated to creating and investing in early-stage businesses that leverage wireless technology to enhance everyday life. In addition to its investment activities, Acta Wireless provides consulting services to clients in the media, telecom, and finance industries, offering guidance on innovation, strategy, and operational efficiency. The firm operates with a partner-intensive approach, aiming to support the development of successful enterprises in its specialized fields.

Founded in 2023, Digital Health Venture Partners is a seed-stage venture capital organization based in Washington D.C. It focuses on investing in early-stage healthcare software and technology-enabled services firms.

Nextlaw Ventures is an international early-stage venture capital firm specializing in legal technology startups. Established by Dentons, the world's largest law firm, it independently identifies and invests in promising legal tech companies, offering unparalleled resources to support their growth. Its portfolio comprises ten innovative legal tech companies.

Leaf Clean Energy Company is a private equity and venture capital firm specializing in investments in renewable energy and sustainable technology. Established in 2007, it is headquartered in Grand Cayman, with additional offices in London and Washington, DC. The firm targets investments in various sectors, including clean energy projects such as hydropower, solar, wind, biomass, and geothermal, as well as alternative fuels like ethanol and biodiesel. Leaf Clean Energy aims to create environmental benefits through greenhouse gas emission reductions and the commercialization of carbon credits. The company employs a hands-on investment strategy, focusing on both controlling and minority stakes in companies, often partnering with strong management teams to support the commercialization of innovative technologies. It primarily invests in North America, making initial investments typically ranging from $5 million to $10 million, which can increase over time.

Angels with Attitude is an investment company established in 2000, based in Seattle, Washington. It operates as an angel group, utilizing a dedicated pool of capital referred to as an "active angel fund." The firm focuses on investing in regions where its members are located, primarily along the West Coast from Vancouver, British Columbia, to San Diego, and the East Coast from Boston to Washington, DC. Angels with Attitude targets sectors that promote sustainability, including clean and renewable energy, conservation, environmental technology, sustainable transportation, healthy organic foods, and education.

Citrine Angels is a financial service company established in 2018 and located in Washington, D.C. It focuses on providing early-stage investment opportunities and educational resources specifically for women, by women. The organization aims to foster a supportive environment for women who are new to angel investing, while also catering to investors who prefer assistance in sourcing investment opportunities. Citrine Angels primarily seeks to invest in women-led startups within the Washington D.C. metropolitan area and its surrounding regions. Through its initiatives, the company promotes female entrepreneurship and encourages greater participation of women in the investment landscape.

Founded in 2021, Futureland Ventures is a venture capital firm based in Washington, D.C. It invests in early-stage technology startups focused on creating a more sustainable and connected future through innovations in climate, IoT, deep tech, AI, enterprise software, proptech, mobility, and security sectors.

Zeal Capital Partners is a venture capital firm established in 2020 and located in Washington, D.C. The firm specializes in investing in early-stage technology companies, particularly those that address health equity, financial technology and inclusion, and the future of work and learning. Zeal Capital Partners focuses on collaborating with diverse management teams to foster the growth of innovative businesses in these sectors.

Founded in 2016, Strategic Cyber Ventures is a venture capital firm specializing in the cybersecurity sector. Led by experienced cybersecurity professionals with over 45 years of combined operational experience, the firm invests in next-generation cyber firms, providing strategic vision and infrastructure to drive sustainable growth.

Founded in 2020, Avenue Growth Partners is a growth capital firm based in Washington D.C., focusing on investing in expansion-stage B2B software companies.

Halcyon Venture Partners is a venture capital firm established in 2024 and located in Washington, District of Columbia. The firm specializes in early-stage investments, focusing on start-ups within the climate, health, and equity technology sectors. By targeting these critical areas, Halcyon aims to support innovative solutions that address pressing global challenges, fostering growth and development in industries that promote sustainability and social equity.

Founded in 2011, Multiplier Capital is a growth debt platform headquartered in Washington D.C. It provides secured loans to rapidly growing, professionally-backed companies across various industries, with expertise in enterprise software, technology-enabled services, digital media, cybersecurity, and healthcare technology.

Mohr Davidow Ventures is a California-based venture capital firm founded in 1983 that provides early-stage and growth-stage funding to technology-driven startups. The firm backs companies across financial technology, information technology, energy and materials, and life sciences, with activity in internet services, cloud computing, data analytics, digital media, e-commerce, mobile, and enterprise software. It supports ventures in digital health, personalized medicine, and other life sciences applications, as well as hardware and semiconductor-related ventures, and other emerging technologies. The firm also seeks opportunities in consumer sectors such as digital education, entertainment, and retail innovation, along with industrial and process technologies. Geographically, it concentrates on the Silicon Valley region and other U.S. tech hubs including the San Francisco Bay Area, Mid-Atlantic, Washington D.C., Pacific Northwest, and British Columbia. Mohr Davidow Ventures aims to partner with exceptional entrepreneurs to build scalable companies that leverage digital engagement, cloud, and data analytics to create large markets.

E8 Angels is an angel investment network based in Seattle, Washington, established in 2006. The organization focuses exclusively on early-stage clean technology companies that aim to enhance sustainability and health on the planet. E8 Angels partners with innovative entrepreneurs, providing them with investment capital and strategic guidance to foster market success. The network has invested nearly $14 million across 43 companies throughout North America, including regions such as Washington, Oregon, California, Colorado, Maryland, Washington, D.C., and British Columbia, Canada. By leveraging the collective expertise of its members, E8 Angels is dedicated to accelerating the transition to a cleaner, healthier, and more sustainable world.

57 Stars LLC is an independent asset manager based in Washington, D.C., with additional offices in Singapore, Hong Kong, Germany, Brazil, and California. Founded in 2005, the firm specializes in private equity and venture capital investments, including both direct investments and fund of funds. Its investment strategy encompasses early to mature transactions across various stages, as well as mezzanine investments. The firm primarily targets emerging markets, with a focus on regions such as India, China, Japan, Turkey, Africa, the Middle East, Australia, Eastern Europe, Mexico, and select Latin American countries, notably Brazil. 57 Stars seeks to invest between $15 million and $50 million in primary and secondary private equity partnerships, as well as co-investments in chosen markets outside the United States.

Founded in 2016, LongeVC is a venture capital firm headquartered in Washington DC. It invests early-stage biotech and longevity-focused companies, focusing on regenerative medicine, AI for drug discovery, and breakthroughs in various diseases to extend human healthspan.

Tofino Capital is a venture capital firm based in Washington, DC, founded in 2018. The firm specializes in early-stage investments in technology companies within emerging markets. By focusing on this sector, Tofino Capital aims to support innovative startups that have the potential for significant growth and impact in their respective industries.

DHS Ventures & Holdings is a private equity and venture capital firm based in Washington, D.C., founded in 2018. The firm specializes in high-stakes investments across a diverse range of sectors, including aerospace and government services, consumer products, media and retail, financial services, healthcare, industrial, infrastructure, technology, and mining. By targeting these industries, DHS Ventures & Holdings aims to identify and capitalize on opportunities for growth and innovation.

Construct Capital is a venture capital firm founded in 2020 and based in Washington, D.C. It specializes in early-stage, technology-driven investments aimed at rebuilding and modernizing foundational industries such as manufacturing, supply chain, and transportation. The firm backs Seed and Series A rounds, supporting founders who apply software and other tech-enabled solutions to improve efficiency, performance, and customer experience across large sectors of the economy.

Founded in 2000, Accolade Partners is a U.S.-based fund of funds manager that invests in top-tier venture capital and growth equity funds focusing on technology and healthcare sectors.