Aerial HVAC units

Why Orion?

Orion is a network of top service providers committed to growing our businesses, creating opportunity for our employees, and providing exceptional service to our customers. Why Orion? Ask our people!  


Partner Companies


Team Members


Number of trades

Heavy Mechanical Services

Our mission is to be the best Heavy Mechanical services organization in the US by attracting and developing the top technical and managerial talent. We leverage our network of partnerships to provide our people with unparalleled opportunities for growth and to deliver best-in-class quality to our customers.

Our Services

We serve customers with needs across 11 different trades. Our offerings are tailored to fit our customers needs.

Tech inspecting HVAC Controls


Emergency service for customers in our regions

HVAC units inside building

Preventative Maintenance

Proactive long-term care of our customers equipment

Rooftop HVAC plumbing


Helping customers upgrade existing infrastructure

Tech inspecting electrical controls unit


Helping our customers get the most efficient use out of their equipment

Recent News

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Rob Stuckey Spotlight

Building a Legacy: Rob Stuckey’s Leadership Journey Embracing New Challenges

Rob Stuckey initially joined Astra as an Installation Manager at Calvert Controls before his promotion to Atlantis General Manager.


Orion Group Partners with Leading Beverage Equipment Service Provider, Beverage Equipment Repair Company

Orion Group, a commercial facility services business, announced today that it has partnered with Beverage Equipment Repair Company.

Tustin ASI

Orion Group Partners with Leading HVAC Service Providers, The Tustin Group and Aireko Services & Installations

Orion Group, a commercial facility services business, has partnered with The Tustin Group and Aireko Services & Installations.

Let's Get in Touch

Send us an email or give us a call. Business owners, partners, and job seekers are welcome.