Seasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed
Diagnosis first, numbers second - you approve the repair price before a single part goes in.
HVAC Company in Atherton, CA
Dalton Heating & Air is the HVAC company Atherton homeowners call when the system stops working and the fix needs to be right the first time. We handle AC repair, heat pump installation, and furnace repair across Atherton’s large-lot estates and older ranch homes. Every job starts with a written price before any work begins, and every repair carries a written, full-year guarantee. If you’re dealing with a failed system or planning an upgrade, call (361) 306-9515 and talk to a live person, day or night.
Why Atherton Homes Are Different
HVAC work in Atherton runs into conditions you won’t find in most Bay Area towns. The lots are large, the homes are often set back from the road, and the systems are sometimes older than the current owners realize. Many Atherton houses were built in the 1950s through the 1970s, with original ductwork that was sized for a different era of cooling loads. Add in mature oak and redwood canopies that shade some zones while others bake in full sun, and you get uneven temperatures that a standard tune-up won’t fix. The terrain matters too: parts of Atherton sit along the Alameda de las Pulgas corridor and the western slope toward Interstate 280, where afternoon heat builds differently than it does in the flats. Duct runs in crawlspaces under older homes have often been patched, spliced, and re-routed over decades. We open them up, measure static pressure, and tell you what’s actually there. No guesses.
Permits are another reality in Atherton. The town has strict rules about mechanical changes and equipment location, and the planning process moves on its own schedule. Our team handles the paperwork and speaks the language of the building department, so a furnace replacement or heat pump install doesn’t stall at inspection.
Our Main Atherton Services
Atherton homeowners call us most for two things: a cooling system that quit during a heat wave, and a furnace that won’t fire on a cold winter morning. Here’s what each job looks like in this town.
AC Repair in Atherton
When an AC system fails in Atherton, it’s often a capacitor, contactor, refrigerant leak, or a control board that’s been failing intermittently for weeks. We diagnose the exact fault, put the repair price in writing, and do the work with the part on the truck whenever possible. Older homes here often have mismatched components from previous repairs, so we check the whole system rather than just swapping the part that failed. A repair that doesn’t account for why a part failed is a callback waiting to happen. Read the full breakdown on our AC Repair in Atherton page.

Heat Pump Installation in Atherton
A heat pump install in Atherton needs a proper load calculation because the homes vary widely. A 1950s ranch on El Camino Real has different needs than a two-story estate off Atherton Avenue, and the equipment has to match the ductwork or the efficiency rating means nothing. We size, specify, and install heat pumps from brands we’re factory-trained on, and we handle the Atherton permit process from filing to final inspection. See Heat Pump Installation in Atherton for project details and what to expect.

Furnace Repair in Atherton
Furnace issues in Atherton show up as short cycling, no ignition, cold spots upstairs, or a blower that never shuts off. The older heating systems here often have heat exchangers and inducer motors approaching the end of their service life. We test combustion, check gas pressure, and give you a written repair price before turning a wrench. If the repair doesn’t hold, our guarantee means we return at no charge. Full scope is on the Furnace Repair in Atherton page.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Atherton
Our technicians are factory-trained on Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. We stock common parts for Rheem, York, Daikin, and Bryant on our trucks so most Atherton repairs finish in one visit. See our brands for the full training and parts list.
Pricing for HVAC Company in Atherton, CA
| Service | Typical range in Atherton |
|---|---|
| AC repair | $150 – $650 |
| Furnace repair | $150 – $700 |
| AC installation | $3,500 – $7,500 |
| Tune-up | $80 – $200 |
What pushes a price toward the high end in Atherton is typically access: crawlspace work under an older home, long duct runs, or equipment located in a tight mechanical room. Regardless of the job, the price is in writing before any work starts. That’s The Garrison Standard, and it applies on every call.
Neighborhoods We Serve in Atherton
We cover all of Atherton, and we know which streets add drive time because of gates, long driveways, and narrow access points. Our typical response window for a scheduled visit in Atherton is two to four hours, and emergency calls get prioritized.
- Lindenwood
- West Atherton
- The Atherton Oaks area
- Lloyden Park
- Menlo Circus Club vicinity
Service Area – Cities Near Atherton
Dalton Heating & Air serves Atherton and the surrounding Peninsula communities, including Menlo Park, CA, Redwood City, CA, Palo Alto, CA, and Stanford, CA. Dispatch and scheduling are coordinated from our San Francisco Bay Area office, and crews work in Atherton daily.
Serving Atherton, CA - Our Local Coverage Area
We’re based in the Atherton area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About HVAC Company in Atherton
For a no-cooling or no-heat emergency in Atherton, we usually have a technician on site the same day. Scheduled maintenance and estimates are typically booked within one to three business days. Call (361) 306-9515 and a live person answers around the clock.
Replacement equipment and new installations generally require a permit in Atherton, and the town’s review process is detailed. Dalton Heating & Air pulls the permit, schedules the inspection, and makes sure the job passes before we consider it finished.
Yes. A significant share of Atherton homes still run on original ductwork, and we test it before recommending equipment. Sometimes the right fix is sealing and re-balancing, not a full replacement. We’ll show you the numbers and give you a written price for whichever route you choose.
Call Dalton Heating & Air at (361) 306-9515 for a free estimate on HVAC work in Atherton. The price is in writing before we start, and the work is guaranteed for a full year.
What happens when you call
- 1A real person answersNo phone trees - talk to a local hvac pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Atherton Customers Say
"Blower motor died on the coldest night. They had the part on the truck and had us warm again the same day."
- Sandy G."Changed the filter size and added a better filter rack. Simple and useful advice."
- Rhonda C."Honest, direct people. Told me what the furnace needed and nothing more, and the bill matched."
- Eliza S.







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