Harrington Investments, Inc.
Harrington Investments, Inc. is a multi-family office headquartered in Napa, United States.

Harrington Investments, Inc.
Harrington Investments, Inc. is a multi-family office headquartered in Napa, United States. Founded in 1982 by impact-investing pioneer John Harrington, the firm channels the Harrington family’s socially responsible investment wealth and guides other mission-aligned households, foundations, and trusts. It oversees more than $300 million in assets, applying rigorous ESG screens, filing shareholder resolutions, and allocating community-development capital—championing values-driven capital deployment.
General information
Firm type
Multi Family Office
Year founded
1982
AUM
—
Location
Region
North America
Country
—
City
Napa
Corporate office
—
Frequently asked questions
What is Harrington Investments, Inc.?
Harrington Investments, Inc. is a multi family office headquartered in Napa.
When was Harrington Investments, Inc. founded?
Harrington Investments, Inc. was founded in 1982.
Where is Harrington Investments, Inc. headquartered?
Harrington Investments, Inc. is headquartered in Napa, in the North America region.
What does Altss track for Harrington Investments, Inc.?
Altss maintains an OSINT-verified profile of Harrington Investments, Inc. covering investment focus (ESG policy, ticket size, target IRR, currency preference, regional focuses, industry focuses, technological focuses), team (service providers and advisors), deals (company deals and fund commitments), assets (real estate, public market positions, private companies, art and cultural holdings, philanthropy and foundations), and network (club memberships, associations, and event participation). Detailed values are available to Altss subscribers.
What is Harrington Investments, Inc.'s website?
Harrington Investments, Inc.'s public website is www.harringtoninvestments.com. Verified contact details for principals and decision-makers are available to Altss subscribers.
What type of firm is Harrington Investments, Inc.?
Harrington Investments, Inc. is classified by Altss as a Multi Family Office within the North America region.
How does Altss source intelligence on Harrington Investments, Inc.?
Altss combines OSINT (open-source intelligence) with regulatory filings, public disclosures, and licensed data partners. Source provenance is tracked to support compliance-ready research workflows.
How fresh is the Altss profile for Harrington Investments, Inc.?
Harrington Investments, Inc.'s profile is part of Altss's continuous-refresh dataset, with a full update cycle at least every 30 days and priority changes applied as new information is verified.
Company types
Confirmed
Pipeline
Indicated
Negative
Industry focuses
Confirmed
Pipeline
Indicated
Negative
Regional focuses
Confirmed
Pipeline
Indicated
Negative
Technological focuses
Confirmed
Pipeline
Indicated
Negative
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Get accessInvestment stages
Confirmed
Pipeline
Indicated
Negative
Emerging interests
Hard exclusions
ESG policy
Direct deal program
Emerging manager LP program
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Get accessManager maturity preference
Confirmed
Indicated
Ticket size (USD M, min/max)
Preferred fund size (USD M, min/max)
Investment horizon (years, min/max)
Target IRR (%)
Max leverage
Liquidity terms
Currency preference
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Get accessPhilanthropy-only themes
Political donations
Service Providers & Advisors
| Category | Firm | Years Active | Primary Contact |
|---|---|---|---|
Company Deals
| Date | Company | Type | Sector | Geography | Role | Amount | Deal Lead | Co-investors | Insight |
|---|---|---|---|---|---|---|---|---|---|
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Get accessFund Commitments
| Date | Fund | Strategy | Geography | Role | Fund size | Vintage |
|---|---|---|---|---|---|---|
Club Memberships and Associations & Advisors
| Organization | Role | Since | Notes |
|---|---|---|---|
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Get accessEvent & Conference Participation
| Event | Role | Date | Location |
|---|---|---|---|
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Continuous refresh with full update cycles at least every 30 days.
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