Five or Free provides licensed electrician and HVAC services across all of San Mateo County. We serve San Mateo, Redwood City, Daly City, South San Francisco, Burlingame, Menlo Park, and every Peninsula city. CA LIC #1002667. Call (650) 239-6332.
Our Promise Keeping Achievements
Our Promise
Our Electrician & HVAC Contractor S.C.O.R.E. Promise in San Mateo County
Every Promise Keeper follows the same five standards on every job.
Satisfaction Guaranteed
We stand behind the quality of our work and make it right when needed.
Clean & Tidy
We respect your home and leave the work area clean and organized.
On-Time
We value your time and work hard to arrive when promised.
Responsive
Calls, texts, and emails are returned quickly and professionally.
Estimate Stays the Same
Your agreed price stays as promised unless you approve a change.
We call our team members Promise Keepers.
If we do not keep all 5 promises, the job is FREE.
How It Works
How Our Electrician & HVAC Contractor Process Works in San Mateo County
From your first call to final inspection — here’s what to expect when you work with a Promise Keeper.
Schedule a Promise Keeper
Book online or call us. We confirm your appointment window and send your dedicated Promise Keeper.
Complete Home Assessment
Your Promise Keeper arrives on time, inspects the issue, and walks you through exactly what they find.
Options Presented Upfront
No surprises. You get clear, honest options with upfront pricing before any work begins.
Repair or Install Done Right
Our licensed pros get it done — clean, efficient, and backed by our 5-promise guarantee.
Ensure Quality with Inspection
Every job is QA checked. We cross every T, verify every detail, and follow up to make sure you’re satisfied.
Ready to experience the S.C.O.R.E difference?
Schedule Your Promise KeeperElectrician & HVAC Contractor Services in San Mateo County
Electrical
From electrical panel upgrades and whole house rewiring to EV charger installation, lighting installation, and electrical troubleshooting — our licensed electricians handle it all. Same-day availability, backed by our S.C.O.R.E. 5 promises guarantee.
Heating
Keep your home warm with furnace repair, furnace installation, heat pump installation, and heating maintenance. Our HVAC contractors and heating specialists deliver reliable heating solutions year-round.
Air Conditioning
Stay cool with AC repair, AC installation, AC replacement, and seasonal AC maintenance. Our air conditioning contractors provide fast, reliable cooling solutions.
Air Quality
Breathe easier with air duct cleaning, indoor air quality testing, air filtration systems, and ductwork installation. We clean, seal, and upgrade your ducts for healthier air at home.
Service Areas
Cities We Serve in San Mateo County
Browse Services
All Services in San Mateo County
Professional Electrician & HVAC Contractor Services in San Mateo County
San Mateo County runs along the Peninsula between San Francisco and Silicon Valley. The coastal climate creates unique challenges for both electrical systems and HVAC. Five or Free serves every Peninsula city.
San Mateo County housing ranges from dense 1950s-1960s tract homes in Daly City to charming older homes in Burlingame to multi-million dollar estates in Atherton and Woodside.
Our technicians are known as “Promise Keepers,” and we believe in helping homeowners S.C.O.R.E with Five or Free. Our Promise Keepers follow the S.C.O.R.E system: Satisfaction Guaranteed, Clean & Tidy Work, On-Time Service, Responsive Communication, and Exact Pricing.
Electrician & HVAC Contractor Services in San Mateo County
Five or Free Electrical Heating and Air Solutions brings comprehensive licensed electrician and HVAC services to every corner of San Mateo County. From the fog-swept neighborhoods of Daly City to the tech executive estates in Atherton, our California licensed contractors (CA LIC #1002667) understand the Peninsula's unique electrical and climate control challenges.
Our full-service approach covers electrical installations and repairs, heating system service, air conditioning solutions, and indoor air quality improvements. Whether you're dealing with an aging electrical panel in a 1960s Burlingame ranch or installing a new HVAC system in a modern Menlo Park tech worker's home, we deliver the expertise Peninsula residents expect.
San Mateo County's diverse housing stock—from dense tract developments to sprawling hillside properties—requires contractors who understand everything from electrical panel upgrades in post-war construction to ductless mini-split installations in homes without existing ductwork. Our technicians carry the tools and knowledge to handle Peninsula-specific challenges like seismic electrical upgrades and moisture-resistant HVAC installations for coastal properties.
Why San Mateo County Residents Choose Five or Free
The Peninsula's Mediterranean climate creates specific demands for both electrical and HVAC systems. Summer temperatures regularly reach the 80s and 90s inland, while coastal areas stay cooler but deal with persistent marine layer moisture. This climate variation means Redwood City homes need robust air conditioning, while Half Moon Bay properties require humidity-resistant electrical components and efficient heating systems.
See the Proof
What San Mateo County Customers Say
See what homeowners in San Mateo County are saying and browse our recent jobs.
Got Questions?
Electrician & HVAC Contractor FAQs in San Mateo County
Still have questions? We’re happy to help.
Contact UsWhy Choose Us
Why San Mateo County Homeowners Trust Our Electrician & HVAC Services
At Five or Free Electrical Heating and Air Solutions, we don’t just complete jobs — we keep promises. Every technician is a Promise Keeper, and every job follows our S.C.O.R.E system.
Satisfaction
Guaranteed quality on every job
Clean & Tidy
We leave your space spotless
On-Time
We show up when we say we will
Responsive
Fast, professional communication
Exact Pricing
No surprises, no hidden fees
5 Promises Kept or the Job is FREE
If we don’t deliver on every promise, you don’t pay. It’s that simple.
Our Guarantees
Backed by Guarantees That Actually Mean Something
$5,000 Love Us or Hate Us Guarantee
Price Match Guarantee (Apples to Apples)
5-Year Material Warranty
15-Year Service Warranty
Friendly, Professional Technicians
When you choose Five or Free, you’re choosing a company built around accountability, service, and doing things the right way — every time in San Mateo County.
Ready to Book?
Book Your Free Electrician & HVAC Consultation in San Mateo County
Fast, same-day electrical and HVAC service in San Mateo County. Call now or request a visit — backed by our 5 promises guarantee.
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