Fresno’s 24/7 AC Repair & Heating Experts—Comfort When You Need It Most
Picture your Fresno home or business cool, comfortable, and safe—without the stress, delays, or surprise costs.
At Grandmark Service Company, we deliver reliable comfort around the clock. Whether it’s a scorching summer afternoon or a chilly midnight emergency, our team is ready to respond with fast, honest, and expert service—24 hours a day, 7 days a week.
- True 24/7 Emergency Service: Day or night, weekends or holidays, we’re always on call for you.
- Same-Day Repairs: Most issues fixed in a single visit.
- Free Diagnostics with Repair: Know your options before you decide.
- 0% Financing for 5 Years: Flexible payment plans for qualified customers.
- Transparent, Upfront Pricing: No hidden fees—just honest, clear quotes.
- Satisfaction Guarantee: If you’re not happy, we’ll make it right.
- Local, Highly Trained Technicians: We know Fresno’s codes, climate, and common HVAC challenges.
Comprehensive HVAC Services in Fresno
We provide a full range of residential and commercial heating and air conditioning solutions, including:
From sudden breakdowns to routine upgrades, our experts diagnose and solve AC problems fast. Need a new system? We’ll help you select and install a high-efficiency unit that fits your space and budget.
Furnace Repair & Replacement
Stay warm all winter with dependable furnace services. We repair all makes and models and offer energy-saving replacements.
Preventative Maintenance
Regular tune-ups keep your system running efficiently, extend its life, and help prevent expensive breakdowns. Ask about our maintenance plans for year-round peace of mind.
Ductless Mini-Split Systems
Ideal for older homes, additions, or rooms needing targeted comfort—without the hassle of ductwork.
Offices, retail, industrial—our customized solutions keep Fresno businesses comfortable and energy efficient.
Proudly Serving All of Fresno & Surrounding Areas
Our 24/7 service covers every part of Fresno—North, Central, East, South, and West—as well as Clovis, Madera, Sanger, Selma, Fowler, Kerman, and nearby communities. Wherever you are in the Fresno area, Grandmark is just a call away.
Helpful Fresno Resources for Homeowners & Businesses
Contact Grandmark—24/7 HVAC Help Is Just a Call Away
Don’t let heating or cooling problems disrupt your comfort. Call Grandmark Service Company any time—day or night—at (559) 245-1485 or book your appointment online.
Visit us at 4545 N Brawley Ave, STE 105, Fresno, CA 93722.
We’re open 24/7, ready to help whenever you need us.
Experience the Grandmark Difference
With over 25 years serving Fresno, we’re more than just an HVAC company—we’re your neighbors. Our mission is to make families and spaces comfortable so you can build memories. Choose Grandmark for honest advice, fast response, and total peace of mind—any time, any day.
