See the Golden State Difference

Explore our recent HVAC installations, repairs, and comfort solutions across Pittsburg and the greater Bay Area.

Built with Care, Backed by Expertise

At Golden State Home Service, we take pride in our workmanship and attention to detail. Our gallery highlights completed projects that reflect our commitment to quality, safety, and energy efficiency. From heating and cooling system installations to indoor-air-quality upgrades, each image tells the story of comfort built with care.


Our Simple 3-Step Process

At Golden State Home Service, we believe comfort shouldn’t be complicated. That’s why we’ve simplified our process into three clear steps—so you always know what to expect and can enjoy a smooth, stress-free HVAC experience from start to finish.

Construction workers wearing yellow hard hats and safety vests smile at the camera.

Schedule Your Service

Reach out online or call (925) 278-8660 to schedule your appointment. Our friendly team will quickly assess your needs, answer your questions, and set up a convenient time that fits your schedule.

On-Site Evaluation & Honest Quote

A certified technician will arrive on time, inspect your system, and provide a clear, upfront estimate before any work begins. We believe in transparency, so you’ll always know what you’re paying for—no hidden costs, ever.

Professional Service & Lasting Results

Once approved, we’ll get to work right away. From precise installations to thorough repairs, every project is completed with expert care and quality assurance. We don’t leave until your system runs perfectly and your home feels just right.

Ready to Get Started?

Book your service today and experience the smooth, reliable process that makes Golden State Home Service Pittsburg’s trusted HVAC partner.