Family Office

Updated:

The GC Companies

The GC Companies functions as a private equity investment firm based in New York, New York.

The GC Companies

The GC Companies functions as a private equity investment firm based in New York, New York. It pursues buyouts of revenue-generating companies in sectors including government services, marine, and business-to-business environmental services. The firm invests $100-200 million in equity per platform with a long-term business-building approach and serves investors while supporting portfolio companies such as Valiant Integrated Services, AVANTech, and Alliance Technical Services.

General information

Firm type

Family Office

Year founded

AUM

Location

Region

Country

United States

City

New York

Corporate office

Frequently asked questions

What is The GC Companies?

The GC Companies is a family office headquartered in New York, United States.

Where is The GC Companies headquartered?

The GC Companies is headquartered in New York, United States.

What does Altss track for The GC Companies?

Altss maintains an OSINT-verified profile of The GC Companies 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 type of firm is The GC Companies?

The GC Companies is classified by Altss as a Family Office, operating from United States.

How does Altss source intelligence on The GC Companies?

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 The GC Companies's Altss profile last updated?

The GC Companies's profile on Altss was last refreshed on May 30, 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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