MG Mechanical Contracting, Inc.

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Claim This BusinessAbout MG Mechanical Contracting, Inc.
MG Mechanical Contracting, Inc. operates from Woodstock, Illinois, delivering heating and cooling solutions across Northern Illinois with a focus on McHenry County and surrounding communities. With a 4.7-star average derived from twelve client evaluations, this contractor maintains comprehensive licensing and bonding while providing residential, commercial, and industrial HVAC expertise. The company operates Monday through Friday, eight until five, and maintains around-the-clock emergency availability for urgent heating and air conditioning failures requiring immediate attention.
The firm distinguishes itself through a union-aligned workforce comprising Sheet Metal Workers Locals 265 and 73 alongside Pipe Fitters Local 597, ensuring craftsman-level execution on every project. Their custom sheet metal fabrication capability allows precise fitting without dependency on third-party suppliers, while all installations carry a written workmanship guarantee. MG Mechanical offers Planned Maintenance and Full Service Agreements designed to extend system lifespan and reduce unexpected breakdowns across their diverse client base.
Client narratives underscore consistent reliability. When Joe O'Brien sought a second opinion following another contractor's estimate, service technician Jason correctly identified a warrantied component failure, saving hundreds in replacement costs, a scenario echoed by Mary Jo Lemke's praise for their troubleshooting on unconventional installations. Office coordinator Melanie received specific recognition for her responsive scheduling assistance during Joe's holiday-weekend need, while technician Joel has served Linda Slepcevich's household for two decades with transparent recommendations.
What Customers Say
Eight verified reviews yield unanimous satisfaction with ratings exclusively at the five-star level. Technicians Jason and Joel receive named mentions alongside office staff member Melanie, with three clients describing the firm as their exclusive HVAC provider spanning fifteen to twenty years. No negative assessments appear among published feedback.
Working Hours
| Sunday | Closed |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| ThursdayToday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | Closed |
Services
HVAC Installation & Replacement
Complete heating and cooling system installs for new construction, renovations, and equipment upgrades matching system specifications.
Repair & Emergency Service
Diagnostic evaluation and component replacement available twenty-four hours daily including weekends and holidays.
Planned Maintenance Agreements
Scheduled seasonal tune-ups designed to maximize efficiency, extend equipment lifespan, and minimize unexpected failures.
Custom Sheet Metal Fabrication
In-house duct fabrication and specialized metalwork ensuring precise fit without external supplier delays.
Commercial HVAC Services
System design, installation, and maintenance for factories, medical offices, educational facilities, retail spaces, and municipal buildings.
Industrial HVAC Solutions
Complex heating and cooling installations for manufacturing plants, hospital systems, and large-scale facility operations.
Residential Services
Complete home heating and cooling solutions backed by dedicated service technicians treating each residence with careful attention.