CR Mechanical Services LLC

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About CR Mechanical Services LLC
CR Mechanical Services LLC operates as an HVAC contractor serving Antioch, Illinois, and the surrounding Lake County and McHenry County regions. With a 4.9-star rating accumulated across 31 customer reviews, the company has established a strong reputation for residential heating and cooling system repair and installation. The business maintains standard service hours Monday through Saturday, with Saturday availability extending until 2 PM, and can be reached at (847) 740-2070. Reviewers specifically mention the company serves communities including Grayslake, Mundelein, Round Lake, Lake Villa, and Lake Forest, among other northern suburban areas.
The contractor distinguishes itself through several customer-focused commitments visible on their website. They guarantee same-day service for most calls and promise to honor their initial estimates without unexpected charges. A 10% discount (up to $100) is offered to customers who mention coupon code 10-PPC when booking. The company emphasizes direct communication with knowledgeable technicians rather than automated answering services, and all service technicians undergo drug testing and background checks before entering customer homes. Their satisfaction guarantee explicitly states they will honor their commitments even when it results in additional cost to the company.
Customer testimonials describe specific scenarios where the team excelled. One reviewer recounts how CR Mechanical replaced an old furnace when competing contractors declined the job due to its complexity, executing the work "just like clockwork." Another customer describes the team arriving promptly, providing upfront pricing, and completing work that left the property cleaner than before. Reviewers name specific team members including Rick and Craig, praising their communication, professional demeanor, and fair pricing. The consistency of these detailed accounts across multiple reviews suggests a reliable service model focused on technical competence and customer communication.
What Customers Say
All 31 reviews award 5-star ratings, with reviewers frequently citing same-day service response, upfront pricing transparency, and technician communication as key strengths. Multiple customers specifically mention technicians named Rick and Craig, with one describing a complex furnace replacement that other contractors declined.
Working Hours
| SundayToday | Closed |
| Monday | 8 AM–6 PM |
| Tuesday | 8 AM–6 PM |
| Wednesday | 8 AM–6 PM |
| Thursday | 8 AM–6 PM |
| Friday | 8 AM–6 PM |
| Saturday | 8 AM–2 PM |
Services
Furnace Repair and Installation
Diagnosis, repair, and full replacement of residential heating systems including complex installations other contractors decline.
Air Conditioning Repair and Installation
Cooling system tune-ups, diagnostics, and new AC unit installation for residential properties.
Heating and AC Maintenance
Preventive maintenance services to extend system lifespan and maintain efficiency.
Emergency Same-Day Service
Priority response for heating or cooling failures, typically arriving the same day the customer calls.
Upfront Pricing and Estimates
Detailed cost breakdowns provided before work begins, with guaranteed pricing that honors the original quote.
System Inspection and Diagnostics
Thorough system evaluation to identify issues and recommend appropriate solutions.