Get matched with top thermostat installers and replacers in San Leandro, CA

"Very happy with my screen repair. Was able to install pet friendly screens in two patio doors and a bedroom window for a reasonable price. Highly recommend. Communicative and available within days of my inquiry."

"Will hire them again for future projects. Did a thorough job on our project and was able to bring one of our fixtures up to modern standards."

"Excellent work he replaced my front entry door"

"Daniel did a fine job. Wow, what a Difference. Going from twenty year old Philips tubes TV - very heavy - to the high resolution HD Best Buy "Insignia" 32 inch TV. The old TV died two days ago. This was a big deal in my life, switching TVs. This all got done more simply than I imagined. Set up new TV with take away old TV."

Since 1999, Hassler Heating and Air Conditioning has helped East Bay homeowners stay comfortable with energy-efficient heating and cooling solutions built to last. We specialize in full system replacements, heat pumps, ductless mini-splits, and high-performance home upgrades designed to lower energy costs and improve year-round comfort.\n\nHomeowners choose Hassler for honest recommendations, expert system design, and clean, professional installations. Whether you need a fast repair or a complete system upgrade, our team focuses on long-term solutions—not quick fixes.\n\nServing Alameda, Contra Costa, and Marin counties, we’re committed to doing the job right the first time, with quality workmanship you can trust.\n\nCall today for expert service and a smarter, more efficient home.

We specialize in Bathroom and Kitchen remodeling, including flooring, tile, hardware, and more! We offer a diverse range of services tailored to meet the unique needs of every customer. We take a personalized approach to each project. We work closely with our clients to understand their vision, preferences, and budgetary requirements. We strive to exceed expectations by delivering exceptional service, great quality work, and professionalism on every job. Read more below on all the services we offer and contact us with any questions or to schedule a free estimate today!

"IY Development and Renovation exceeded all my expectations with our kitchen remodel. Ilan Yosef and his team not only brought my vision to life but also added their expertise to create an even more stunning result. The work was precise, clean, and on schedule. Ilan made sure to address any questions or concerns I had along the way, and his transparency was refreshing. I m absolutely in love with my new kitchen, and I ll definitely be using IY Development for future projects!"

"My carrier hvac system is not compatible with ecobee . The tech was polite and explained why he could not install the thermostat- https://www.manualslib.com/manual/1632127/Carrier-38mgq-Series.html#product-40MBQB12D--3"

"Alejandro and Oscar were very helpful and professional with their work. They installed my new Formica countertop and installed a new sink to replace my old broken sink. My water lines and shutoff were getting older and worn out so they recommended changing them out as well. Will be using them again for any work needed around the house."

"Tenants were happy though all seven units were occupied during installation."