Our Divisions

Shambaugh's Family of Excellence is made up of several great companies. Each one is a successful and specialized division that is part of the Shambaugh family.

Advanced Systems Group (ASG)

ASG has established itself as THE single-source for high-quality audio, voice/data/video, fire alarm, nurse call, CCTV/security and other integrated electrical systems that enable sophisticated, high-impact communications. Learn more.

Dalmatian Fire

A full-service fire sprinkler contractor, Dalmatian Fire’s services include layout, design, fabrication, and installation for both wet and dry sprinkler systems and a variety of other extinguishing agents. They also offer a range of inspection services from certified experts. Learn more.

EMCOR Construction Services Midwest

EMCOR Construction Services provides the facilities management and energy saving solutions, such as solar and Guaranteed Savings Contracts, needed for schools, governments, and other public organizations to operate more efficiently and cost effectively. Learn more.

EMCOR Services Shambaugh

Highly trained and highly skilled, our EMCOR Services technicians have the broad and in-depth experience to help keep your facility -- including its critical systems -- operating at high-performance levels. Learn more.


Havel delivers single-source solutions that meet a wide variety of facility design, installation, operation, automated systems, and maintenance requirements. Havel specialists provide construction services for the mechanical (PHVAC) and electrical building automation systems and energy services industries. Learn more.

Northstar Fire Protection of Texas

A highly experienced fire protection design and engineering firm, Northstar delivers in-house, Design-Build solutions for a variety of sprinkler and fire alarm systems. Additionally, they have a licensed inspection department and offer custom maintenance programs. Learn more.

Precision Controls

From facility automation design, installation, and support to process control systems and HVAC service and replacement, Precision Controls delivers unique solutions for a variety of control and service challenges. Learn more.