# Harrington Investments

Harrington Investments is a Multi Family Office based in Napa, United States.

## Overview

- **Organization type:** Multi Family Office
- **Headquarters:** Napa, United States
- **Region:** North America
- **Address:** 1001 2nd Street, Suite 325, Napa, CA 94559, United States
- **Founded:** 1982
- **Assets under management:** 355 (Altss estimate)
- **Website:** harringtoninvestments.com
- **LinkedIn:** https://www.linkedin.com/company/harrington-investments

## Regulatory record

- **CRD number:** 110790
- **SEC file number:** 801-17932
- **Registration status:** APPROVED
- **Latest Form ADV filing:** 2025-09-24T05:00:00.000Z
- **Reports private funds:** No
- **Private funds reported:** 0
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/110790

## About

Harrington Investments was established in 1982 by John Harrington. The firm originated from the Harrington family’s commitment to socially responsible investing and now extends that mandate to external clients. The firm deploys capital across public equities screened for ESG criteria, private alternative investments, and community-development vehicles. It participates in activist and mission-related strategies. Confirmed activity includes membership in the Shareholder Rights Group and active filings through the Interfaith Center on Corporate Responsibility. Geographic reach centers on North America with additional exposure through Ceres Coalition networks. The team includes six named professionals. Adjacent vehicles comprise the Eleos Foundation, the Rose Foundation for Communities and the Environment, and the Land Trust of Napa County. John Harrington maintains membership in the Green Century President’s Circle. The firm’s structure integrates family ownership with external client mandates under a single regulated entity, allowing direct shareholder engagement without separate fund vehicles.

## Sectors

- ESG
- Impact Investing

## People

- John Harrington — Founder, President, and CEO
- Diana L. Harrington — Co-owner
- Brianna Harrington — Staff member
- Jeff Field — Portfolio Manager
- Rebecca White — Portfolio Manager
- Forrest Hill — Senior Portfolio Manager

## Questions

### Who runs investment decisions at Harrington Investments?

John Harrington serves as Founder, President, and CEO. Portfolio managers Jeff Field, Rebecca White, and Forrest Hill execute day-to-day allocations.

### How does Harrington Investments source proprietary deal flow?

The firm relies on its founding family’s networks in impact investing and participation in groups such as the Interfaith Center on Corporate Responsibility and the Shareholder Rights Group.

### Does Harrington Investments participate in fund commitments or only direct deals?

The firm allocates to private alternative investments and files direct shareholder resolutions rather than committing exclusively through external funds.

### What is Harrington Investments’ known posture on co-investments alongside external GPs?

The firm focuses on direct holdings and shareholder advocacy rather than co-investment syndicates with external managers.

## Related profiles

- [Naman Capital](https://altss.com/profile/naman-capital)
- [Sterling Partners](https://altss.com/profile/sterling-partners)

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Last updated: 2026-06-03T20:00:00.000Z

Canonical page: https://altss.com/profile/harrington-investments-inc

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