Is McCormick Allum family owned?

No. McCormick Allum is owned by PremiStar (Partners Group). The local name was kept after acquisition.

Is it safe to hire McCormick Allum?

Ownership doesn't determine the quality of the technician. It does determine the sales process. Ask for a written quote, decline same-day pressure, and compare with a verified independent.

Parity › Who owns it › McCormick Allum

Logo from its own website

Investor-owned · names its owner on its website

Who owns McCormick Allum?

The short answer

McCormick Allum is owned by PremiStar (Partners Group). It is not an independent local business.

Quick facts

Company: McCormick Allum
Trade: HVAC
Serves: Homes and businesses
Based in: Springfield, MA · All investor-owned companies in Massachusetts →
Owned by: PremiStar (Partners Group) · their site
Ownership disclosed?: Yes: the parent is named on the company’s own website (checked 2026-10-14).

About McCormick Allum

McCormick Allum provides HVAC services in Springfield, MA. It operates under its original local name and is owned by PremiStar (Partners Group).

What this means before you call

The name on the truck is not the owner. In investor-owned home-service groups, the price book, the sales process and the financing offers are usually set centrally, not at the local office. What to check before you sign →

Sources

PremiStar’s own site lists McCormick Allum: source (2026-10-14)
Partners Group's release: Partners Group sees strong growth at US HVAC portfolio companies (says it acquired PremiStar in 2021; EQS Newswire copy): source (2026-08-10)
Its own website shows this logo: source (2026-10-15)

Other brands under PremiStar (Partners Group)

Colorado Mechanical Systems Building Automation Solutions Conditioned Air Design Environmental Control Solutions, Inc.Johansen & Anderson Mercury Corporation Ruyle Mechanical Services Inc.Arctic Engineering Standard Plumbing & Heating Sheet Metal Crafters Capstone Mechanical SI Mechanical LLC

See all 25 PremiStar (Partners Group) brands →

Parity is an editorial publication. Ownership facts are sourced from public filings and company-published material; we make no claim about the quality of any individual technician. Represent McCormick Allum or PremiStar (Partners Group)? Verify or contest this page · How we check · Corrections policy. Page generated 2026-10-26 from Parity’s records.