Your #1 Choice for Residential & Commercial Roofing & HVAC
Boost Efficiency, Safety, and Comfort in Your Home or Business.
Your #1 Choice for Residential & Commercial Roofing and HVAC
Boost Efficiency, Safety, and Comfort in Your Home or Business!
Enhancing Lives with Specialized Roofing and HVAC Expertise
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Roofing
Protect Your Home with a Durable, Energy-Efficient Roof—Designed to Last.
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HVAC
Enhance your comfort with a high-efficiency system and start saving today.
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Insulation
Keep Your Home or Business Comfortable Year-Round with Advanced Attic Insulation.
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Solar Removal
Maintain Your Solar Investment with Reliable Installation, Removal and Reinstallation Services.
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Roofing
Protect Your Home with a Durable, Energy-Efficient Roof—Designed to Last.
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Air Conditioning
Efficient, Reliable HVAC Solutions Tailored for Your Comfort and Savings.
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Attic Insulation
Keep Your Home or Business Comfortable Year-Round with Advanced Attic Insulation.
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Solar Removal
Maintain Your Solar Investment with Reliable Removal and Reinstallation Services.
Limited Time Offers - Act Now!
Offer Details:
- Get your in-depth HVAC diagnostic FREE when you approve your repairs. $325 minimum.
- Financing that fit your needs
- Guaranteed extended performance warranties & more...
Offer Details:
- Get a FREE video roof inspection
- Know and prevent lurking potential problems
- Get repair estimates same day
- 100% satisfaction guarantee & more...
Our Story
Since 1995, Grandmark Service Company has been transforming homes and businesses with expert roofing and energy-efficient air conditioning solutions. Our mission is simple: use energy savings from upgraded systems to help pay for the projects. With a team of highly trained professionals, we deliver top-quality results that save our customers money and enhance their comfort—all while building lasting trust in our community.
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Family Owned & Operated Company
Since 1995, Grandmark Service Company has been proudly family-owned and operated, bringing a personal touch to every roofing and air conditioning project. Being family-run means more than just a business structure—it’s a commitment to treating every customer like part of our extended family.
From the very beginning, our focus has been on building strong, lasting relationships with our clients. We understand the importance of trust, and that’s why we stand behind every project, ensuring quality, transparency, and care. Our team of experts is not only highly trained but also shares our family values of honesty, integrity, and a dedication to excellent service.
By staying family-operated, we’ve been able to maintain a hands-on approach, ensuring that every decision we make prioritizes the best interests of our customers. Whether it’s upgrading a roof, installing an energy-efficient AC system, or offering financing options to make projects more affordable, we’re here to provide solutions that benefit your family—and ours.
Our Service Areas
We proudly serve several locations near you, ensuring fast and local service. Our team covers the following counties:
- Fresno
- Sacramento
- Stanislaus
- Merced
- Mariposa
- Kings
- Tulare
If you’re in any city within or surrounding these counties, we’re here to help!