About Us

Grandmark Air stands at the forefront of HVAC excellence in Fresno, California, combining over 25 years of experience with a passion for customer satisfaction. Our dedicated team of certified technicians brings cutting‑edge technology and unparalleled expertise to every job, ensuring that each installation, repair, or replacement is performed to the highest industry standards. From the initial consultation to the final walk‑through, we maintain transparent communication and a commitment to quality that has earned us a reputation as a trusted partner for homeowners and businesses alike.
What truly sets Grandmark Air apart is our unwavering promise of same‑day service and a 30‑minute emergency response for any cooling emergency. Whether your AC is sputtering, producing odd noises, or has stopped entirely, our rapid diagnostics and prompt repairs restore comfort with minimal downtime. We also offer free diagnostic appointments, allowing you to identify issues before they spiral into costly replacements.
Beyond emergency care, we provide comprehensive AC installation and replacement solutions that focus on energy efficiency and long‑term savings. Our technicians assess your home or office’s unique needs, recommending high‑performance systems that reduce energy consumption and lower utility bills. With 0% financing options available, upgrading to a modern, eco‑friendly unit is both simple and affordable.
Commercial clients benefit from our scalable HVAC services designed to keep businesses running smoothly, even during peak heat. From preventive maintenance contracts to full system overhauls, Grandmark Air delivers reliable, cost‑effective solutions that minimize disruptions and protect your bottom line. Choose Grandmark Air for dependable, innovative HVAC care that keeps Fresno’s residents and enterprises comfortable year after year.