Verified Nov 2026
Other
·
Houston, Texas
·
Since 1982
The Sterling Group is a private equity firm headquartered in Houston, Texas, founded in 1982, with an estimated 100-200 employees and an estimated revenue band of $1-5B. It is privately held and focuses on middle-market industrial investments in manufacturing, distribution, and industrial services, serving sectors including automotive, construction, renewable energy, and electric vehicles. Its recent activity includes a 2026 partnership with United Window Door Manufacturing and the acquisition of Slingmax Group, a provider of engineered lifting and rigging solutions.
The Sterling Group at a glance
Revenue
$1-5B
Est. band
Employees
100-200
Founded
1982
Headquarters
Houston, Texas
Industries
Automotive
Electric Vehicles
Construction
Renewable Energy
Industrial Equipment
Overview
The Sterling Group is a private equity firm headquartered in Houston, Texas, founded in 1982, with an estimated 100-200 employees and an estimated revenue band of $1-5B. It is privately held and focuses on middle-market industrial investments in manufacturing, distribution, and industrial services, serving sectors including automotive, construction, renewable energy, and electric vehicles. Its recent activity includes a 2026 partnership with United Window Door Manufacturing and the acquisition of Slingmax Group, a provider of engineered lifting and rigging solutions.
At a glance
Attribute | Detail |
|---|---|
Founded | 1982 |
Headquarters | Houston, Texas |
Employees | 100-200 |
Revenue | $1-5B (estimated) |
What The Sterling Group makes
Portfolio companies are associated with glass, LED, interior, and coating products, with facilities reported in Tennessee and Kansas City, Missouri.
Products and capabilities described on the company's own site include LED, Interior, Glass, Coating (source: sterling-group.com).
Latest developments
2026-10-19 — Latham Advises The Sterling Group on Partnership With United Window Door Manufacturing (lw.com)
2026-10-12 — News - Sterling Group (sterling-group.com)
2026-10-06 — The Sterling Group Foundation Fund Acquires Slingmax Group, a Provider of Engineered Lifting and Rigging Solutions - Sterling Group (sterling-group.com)
2026-09-29 — AGS American Glass Services, a portfolio company of The Sterling Group, Acquires Mark Industries (prnewswire.com)
2026-04-24 — The Sterling Group Foundation Fund Acquires Scruggs, a Provider of Municipal Water Infrastructure Solutions - Sterling Group (sterling-group.com)
2026-04-23 — The Sterling Group Announces New Hires - Sterling Group (sterling-group.com)
Facilities
The Sterling Group is headquartered in Houston, Texas. Public sources also reference these locations:
Tennessee — sterling-group.com
Kansas City, MO — sterling-group.com
Company details
The firm reports over $9.4 billion in assets under management and transactions exceeding $24 billion across 71 platform companies and add-ons, with a target enterprise value range of $100 million to $750 million. The Sterling Group was founded in 1982, has an estimated 100-200 employees, and is headquartered in Houston, Texas.
Frequently asked questions
What does The Sterling Group do?
The Sterling Group is a private equity firm headquartered in Houston, Texas, founded in 1982, with an estimated 100-200 employees and an estimated revenue band of $1-5B. It is privately held and focuses on middle-market industrial investments in manufacturing, distribution, and industrial services, serving sectors including automotive, construction, renewable energy, and electric vehicles. Its recent activity includes a 2026 partnership with United Window Door Manufacturing and the acquisition of Slingmax Group, a provider of engineered lifting and rigging solutions.
Where is The Sterling Group headquartered?
The Sterling Group is headquartered in Houston, Texas (9 Greenway Plaza, Houston, Texas, 77046).
When was The Sterling Group founded?
The Sterling Group was founded in 1982.
How big is The Sterling Group?
The Sterling Group has an estimated 100-200 employees, with revenue in the $1-5B range (estimated).
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Last verified Nov 2026. Is this your company? Request a correction.
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