From our humble beginnings in 1995, Grandmark Service Company has grown to become the Central Valley’s most trusted name in roofing and air conditioning services. Based in Fresno and serving Sacramento, we’ve built our reputation on a simple principle: making families and spaces comfortable for building memories.
To provide exceptional roofing and HVAC solutions that protect and comfort California families, delivered with unmatched professionalism and integrity.
✓ Proven Excellence
✓ Local Expertise
Trust We earn it daily through transparent communication, honest pricing, and exceptional workmanship.
Quality As part of the top 2% of contractors nationwide with GAF Master Elite® certification, we never compromise on materials or installation standards.
Service Our rapid response times and customer-first approach ensure peace of mind when you need it most.
Community We’re more than a service provider – we’re your neighbors, committed to building stronger communities throughout Fresno, Sacramento, and surrounding areas.
Comprehensive Roofing
Air Conditioning
Led by experienced professionals, our team combines decades of expertise with ongoing training to stay ahead of industry innovations. Every technician is thoroughly vetted, certified, and committed to delivering excellence.
At Grandmark, we understand that your home is more than just a building – it’s where life happens. That’s why we approach every project with the care and attention it deserves, ensuring your space is comfortable and protected for generations to come.
We believe in giving back to the communities we serve through:
We proudly serve:
Sanger, and surrounding areas. Our commitment to quality service extends throughout our entire service region.
Fresno Location: 4545 N Brawley Ave, STE 105, Fresno, CA 93722 Phone: (559) 282-3568
Sacramento Location: 2708 Norbert Way Sacramento, CA 95833 Phone: (916) 328-0620
Address: 3681 W Mckinley Ave Fresno, CA 93722
Phone: (559) 328-4384
Address: 4545 N Brawley Ave STE 105 Fresno, CA 93722
Phone: (559) 282-3568
Address: 2708 Norbert Way Sacramento, CA 95833
Phone: (916) 328-0620
Address: 410 W Center Ave ste 204 Visalia , California, 93291
Phone: (559) 628-4524
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