McDonough Mechanical Services, Inc.

Waukegan, Illinois 60087
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Our Story

McDonough Mechanical Service Company was established in 1976 by James L. McDonough. In 1983 a small group of investors with a combined 50 years experience in mechanical specialties and trades accquired the mechanical division and started McDonough Mechanical Services, Inc. Since then we have earned a renowned reputation for superior mechanical and HVAC services.

Today we're one of Northern Illinois' most successful mechanical contractors, employing skilled professionals who share the values and vision that makes us a leader in HVAC services.  Our high standard of quality workmanship while ensuring a safe and healthy work environment is strictly adhered to.  We follow an ongoing safety program defined by OSHA standards and employ OSHA safety certified and CPR certified personnel.  Our technicians are union trained professionals guided by experienced managers.  Coupled with expert designers, engineers, programmers and sales professionals, McDonough Mechanical Services, Inc. has become a powerful force in the HVAC industry.

McDonough Mechanical Services, Inc. is proud to be in association with:

What We Do

Products and Services

Blue Book Network Classifications

We can be found under the following Blue Book Network Classifications.

Commercial Construction Project Specializations

Animal Hospital / Kennel
Apartments & Condominiums
Arena / Stadium
Assisted Living
Auto Dealership / Service
Church / Synagogue
City / Town Hall
Court House
Data Centers - Mission Critical
Design Build
Fire / Police Station
Fitness Center
Gas Station
Golf Course
Grocery Stores
Historic Preservation
Hospital / Nursing Home
Hotel / Motel
Industrial Maintenance
Jail / Prison
Lighting Retrofits
Manufacturing Plant
Medical Office
Mixed Use
Non-Building Construction
Non-Residential Building
Misc Project
Park / Playground
Parking Garage
Parking Lots
Post Office
Pre-Manufactured Structures
Radio / Television Station
Residential Building
Retail Store
Secure and Shielded Facilities
Storage Facility / Warehouse
Swimming Pool
Tennis Court
Terminal - Airport / Bus / Railroad
Theme Park

Company Information

Year Established:
Labor Affiliation:
Union Prevailing Wages (Davis-Bacon)
Annual Volume:
Not Provided Request
Company Size:
50-99 Employees
Service Sector:
Public Private
Typical Project Size:
Not Provided Request
Project Types:
Not Provided Request

Associations & Memberships

LCCA (Lake County Contractors Assn.)
Mechanical Contractors Association of America
OSHA Certified
Pipefitters Local 597
Plumbers & Pipefitters Local 501

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