Comfort that holds the line.
Honest, energy-efficient heating and cooling across Grass Valley and Nevada County, from licensed local pros.
Every part of your system, handled in-house.
From a quick diagnostic to a full high-efficiency install, certified Baehr technicians cover the whole system, not just the easy part.
Air Conditioning
Installation, repair, and seasonal tune-ups built for hot Sierra-foothill summers.
Learn moreHeating & Furnaces
High-AFUE furnace installs, repairs, and maintenance for cold Nevada County winters.
Learn moreHeat Pumps
Energy-efficient, high-SEER heat pumps that heat and cool your home all year long.
Learn moreDuctless Mini Splits
Zoned comfort for additions, shops, and rooms your ductwork never reached.
Learn moreIndoor Air Quality
Whole-home filtration and purification so your family can breathe easy.
Learn moreBoilers
Hydronic boiler service and installation for reliable, even radiant warmth.
Learn moreInsulation
Targeted insulation upgrades that lock in comfort and lower your energy bills.
Learn moreAir Quality Testing
Precise diagnostics that pinpoint exactly what your indoor air needs.
Learn moreFour steps to comfort, done right
No guesswork and no upselling. A clear, professional process from the first call to a system that runs like new.
Reach Out
Call or request service online. We get the details and schedule a visit that fits your day.
Honest Diagnosis
A certified technician inspects your system and explains what is going on, in plain English.
Upfront Quote
Clear, no-surprise pricing before any work begins. No hidden fees, no pressure.
Comfort Restored
We finish clean, test everything, and do not leave until your home is comfortable.
The Baehrs
that care.
We are not a faceless franchise. We are a locally owned crew that treats your trust like it is earned, not assumed, on every visit across Nevada County.
More about us
4.9 stars, 226 neighbors
Verified Google reviews across Grass Valley and Nevada County.
Honest, upfront pricing
Estimates and rates our competitors cannot beat, with no hidden fees decided after the fact.
Founded by trade pros
Baehr was started by seasoned HVAC technicians who care about craft and accountability.
Energy-efficient systems
High-SEER, high-AFUE equipment that lowers your bills and keeps you comfortable year-round.
Neighborly service
Clean, respectful, and genuinely on your side. We treat your home the way we treat our own.
Licensed & insured
A CSLB-licensed California contractor (CL# 1063364), fully insured on every job we take.
100% satisfaction
Manufacturer and extended warranties plus our own guarantee back every job we do.
Serving Grass Valley and all of Nevada County.
Do not see your town? Call (530) 575-0043 and chances are we serve you too.
Neighbors who trust the Baehrs.
221+ reviews
The technician, Blake, was very thorough. He even took the time to explain everything to us so that we can take good care of our mini-split units throughout the year.
Vanessa Lane
Jul 2026
Great crew. Fast and efficient installation of mini split system. Highly recommend .
Anandi Gray
We had a great experience with Baehr and would absolutely recommend them. Their communication was excellent from start to finish, they were always on time, and...
Christine Kahl
Ready to breathe easy?
Schedule service or request a free estimate. Honest assessments and upfront pricing on every visit across Nevada County.