Harrington Investments
Institutional investorNapa
Find your way into Harrington Investments
Sign up to see every warm intro you have to Harrington Investments
- Paths you didn't know you had: your email and LinkedIn already hold routes to the Harrington Investments team. We find them for you
- 2nd- and 3rd-degree connections: the friend-of-a-friend routes that take hours to manually find through your inbox or LinkedIn
- Answers now, not in days: momentum is everything in a raise. Skip asking around whether someone knows someone
Days of research, done the moment you sign in, with every route ranked by how warm it is.
Investment thesis
Harrington Investments applies socially responsible investing principles through disciplined portfolio management tailored to client values and goals. The firm combines inclusionary and exclusionary investment criteria with shareholder advocacy to influence corporate policies and community investing to direct capital toward small businesses, job training, and community services. The firm's approach is grounded in the conviction that financial performance need not be sacrificed when investing according to social and environmental values.
Source: firm website, verified Nov 10, 2026.
Frequently asked questions
- What sectors does Harrington Investments focus on?
- Harrington Investments focuses on Cleantech, Impact & Social Good.
- Where is Harrington Investments located?
- Harrington Investments is headquartered in Napa, US.
- Does Harrington Investments lead rounds?
- Harrington Investments typically participates in rounds rather than leading them.
Similar investors
Boundary Capital is a UK-based impact investment fund that backs high-growth early-stage private technology companies in sectors such as life sciences, AI and engineering, offering tax-efficient investment opportunities through an HMRC Knowledge Intensive Approved Fund.
Cottonwood Technology Fund is an early-stage deep tech venture capital fund investing in patent-based hard science companies in the Southwest US and Northwest Europe.
Future Positive Capital is a venture firm that backs entrepreneurs building companies aimed at solving universal challenges at planetary scale across science and technology.
Generation Investment Management is a sustainability-focused investment firm that integrates sustainability research into traditional financial analysis across public and private equity strategies.
Granatus Ventures is a venture capital firm that invests in early-stage, IP-centric, scalable technology companies and works closely with founding teams, offering access to networks, markets, and capital while leveraging Armenia's engineering talent.



