# Plum HVAC > Family-owned, owner-led heating, cooling, heat pump, mini split, indoor air quality, and heat pump water heater company serving the San Francisco Peninsula and South Bay (Silicon Valley). Mitsubishi Electric Elite Diamond Contractor, CSLB #1087978, 5.0-star rated, 14+ years. The owner — Sam Mousavi — personally quotes every job: honest, no-upsell pricing. Electrification specialist with a hands-on Rebate Concierge and Wisetack financing up to $25,000. Phone: (650) 605-5986. Canonical host: https://www.plumhvac.com. ## Start Here - [Home](https://www.plumhvac.com/): Owner-led, honest HVAC and home electrification across Silicon Valley and the Peninsula. - [All Services](https://www.plumhvac.com/services): Heating, cooling, heat pumps, mini splits, indoor air quality, and heat pump water heaters. - [About Plum HVAC](https://www.plumhvac.com/about): Family-run, Diamond-certified team led by owner Sam Mousavi. - [Contact](https://www.plumhvac.com/contact): Request service or an honest, no-pressure quote from the owner. ## Services - [Heat Pumps](https://www.plumhvac.com/heat-pump): All-electric heating + cooling in one efficient Mitsubishi system. - [Ductless Mini Splits](https://www.plumhvac.com/mini-split): Ductless comfort for additions, ADUs, and homes with no ductwork. - [Air Conditioning](https://www.plumhvac.com/air-conditioning): AC installation, replacement, repair, maintenance, and tune-ups. - [Heating](https://www.plumhvac.com/heating): Furnace and electric heating installation, repair, and maintenance. - [Indoor Air Quality](https://www.plumhvac.com/indoor-air-quality): Smart thermostats, ductwork, and cleaner-air upgrades. - [Heat Pump Water Heaters](https://www.plumhvac.com/heat-pump-water-heaters): Replace a gas tank with a high-efficiency heat pump water heater (installation only). ## Service Areas (top metros) - [Mountain View](https://www.plumhvac.com/service-areas/mountain-view): HVAC and heat pump service in our home city. - [Palo Alto](https://www.plumhvac.com/service-areas/palo-alto): Heat pump, AC, and electrification service in Palo Alto. - [San Jose](https://www.plumhvac.com/service-areas/san-jose): HVAC and heat pump service across San Jose. - [Sunnyvale](https://www.plumhvac.com/service-areas/sunnyvale): Heat pump and HVAC service in Sunnyvale. - [Cupertino](https://www.plumhvac.com/service-areas/cupertino): HVAC and electrification service in Cupertino. - [Santa Clara](https://www.plumhvac.com/service-areas/santa-clara): Heat pump, AC, and heating service in Santa Clara. - [Redwood City](https://www.plumhvac.com/service-areas/redwood-city): HVAC and heat pump service in Redwood City. - [San Mateo](https://www.plumhvac.com/service-areas/san-mateo): Heat pump and HVAC service in San Mateo. - [All 30 service areas](https://www.plumhvac.com/service-areas): Full Peninsula + South Bay coverage map. ## Resources - [Learning Center](https://www.plumhvac.com/learning-center): Honest, Peninsula-specific guides — Learn, Compare, Act. - [How Much Does a Heat Pump Cost in the Bay Area?](https://www.plumhvac.com/learning-center/heat-pump-cost-bay-area): Real installed price ranges and what moves your quote. - [Are Heat Pumps Worth It in the Bay Area Climate?](https://www.plumhvac.com/learning-center/heat-pump-worth-it-bay-area): When they pay off, and the two cases where we say wait. - [Gas Furnace vs. Heat Pump](https://www.plumhvac.com/learning-center/gas-furnace-vs-heat-pump): Operating cost, comfort, rebates, and lifespan, side by side. - [California Heat Pump Rules in 2026](https://www.plumhvac.com/learning-center/california-heat-pump-rules-2026): What Title 24 changed and the honest 2026 incentive status. - [HVAC & Electrification Glossary](https://www.plumhvac.com/learning-center/glossary): SEER2, HSPF2, COP, Manual J, HPWH, SGIP, Title 24, plain English. - [Permits & Bay Area Reach Codes](https://www.plumhvac.com/learning-center/permits-and-code): How permitting works across San Mateo & Santa Clara cities. - [Bay Area Rebates & Incentives](https://www.plumhvac.com/rebates): The honest 2026 status of every program + a concierge that files for you. - [Financing](https://www.plumhvac.com/financing): Wisetack financing up to $25,000, soft credit check, decision in seconds. - [Maintenance Plans](https://www.plumhvac.com/plans): Premium Plum Plan — extends the 5-year labor warranty to 10 years. - [Free Second Opinion](https://www.plumhvac.com/free-second-opinion): The owner reviews any HVAC or heat pump quote, free and no-obligation. - [FAQs](https://www.plumhvac.com/faqs): Common scheduling, pricing, scope, warranty, and rebate questions. - [Blog](https://www.plumhvac.com/blog): News, how-tos, and homeowner guides. ## Company - [Reviews](https://www.plumhvac.com/reviews): 5.0-star Google reputation and customer stories. - [Our Team](https://www.plumhvac.com/team): Meet the family-run Plum HVAC crew. - [Gallery](https://www.plumhvac.com/gallery): Real installs across the Peninsula and South Bay. - [Referral Program](https://www.plumhvac.com/referrals): Refer a neighbor and get rewarded. - [Community](https://www.plumhvac.com/community): Local and green community involvement. - [Careers](https://www.plumhvac.com/careers): Join the Plum HVAC team. - [Leave a Review](https://www.plumhvac.com/review): Share your Plum HVAC experience. ## Site Map & Machine-Readable - [HTML Sitemap](https://www.plumhvac.com/sitemap): Designed, human-readable index of every public page. - [XML Sitemap](https://www.plumhvac.com/sitemap.xml): Machine-readable sitemap for crawlers. - [Full Content for AI Ingestion](https://www.plumhvac.com/llms-full.txt): Expanded, flattened page content for AI agents.