Single Family Office

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Gillespie Family Office

Gillespie Family Office is a single-family office headquartered in Dallas. With wealth linked to Texas oil and gas royalties , it stewards multigenerational...

Gillespie Family Office

Gillespie Family Office is a single-family office headquartered in Dallas. With wealth linked to Texas oil and gas royalties , it stewards multigenerational capital, balancing preservation and growth through diversified public and private investments. The team oversees asset allocation, tax strategy, governance, and philanthropy for the Gillespie family, supporting disciplined succession planning and backing entrepreneurial initiatives that contribute to regional economic development.

General information

Firm type

Single Family Office

Year founded

1995

Location

Region

North America

Country

United States

City

Dallas

Frequently asked questions

What is Gillespie Family Office?

Gillespie Family Office is a single family office headquartered in Dallas, United States.

When was Gillespie Family Office founded?

Gillespie Family Office was founded in 1995.

Where is Gillespie Family Office headquartered?

Gillespie Family Office is headquartered in Dallas, United States, in the North America region.

What does Altss track for Gillespie Family Office?

Altss maintains an OSINT-verified profile of Gillespie Family Office 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 Gillespie Family Office's website?

Gillespie Family Office's public website is gillespie-group.com. Verified contact details for principals and decision-makers are available to Altss subscribers.

What type of firm is Gillespie Family Office?

Gillespie Family Office is classified by Altss as a Single Family Office, operating from United States within the North America region.

How does Altss source intelligence on Gillespie Family Office?

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.

When was Gillespie Family Office's Altss profile last updated?

Gillespie Family Office's profile on Altss was last refreshed on May 29, 2026. Continuous updates are applied as new public information is verified.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

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