St. Mary's County · 20619
Heating & Air Conditioning in California, MD
California sits on the Route 235 corridor beside the St. Mary's County Regional Airport.
4.9 on Google · 387 reviews
- 547
- California homes we've served
- 100
- visits here in the last 12 months
- 4.9
- average Google rating
- 4 mi
- from our Hollywood shop, as the crow flies
Our work in California
Our records for California go back to 2020. Since then we've finished 804 visits here: 486 repair calls, 175 tune-ups, 41 new systems installed and 63 replacement estimates.
Cooling keeps us busiest here: 61% of our California repair calls come in the warm months, May through September.
June is our busiest month in California.
Of the 42 California homes where we've recorded the equipment, 19 run a gas furnace; the rest have central AC (17), oil heat (16), heat pumps (14) and packaged units (1).
The brands we see most here: American Standard, Goodman / Daikin and AprilAire - a division of Research Products.
You'll find our vans on Fdr Boulevard, Wild Iris Street, Bayside Way, Mountain Laurel Lane, North Patuxent Beach Road and Three Notch Road and the roads around them.
About California
New to NAS Patuxent River? Welcome.
Our most recent visit here was in October 2026.
Google reviews
What California neighbors say
Rick from RE GRAVES was very professional and answered all of my questions. I would highly recommend RE GRAVES for any HVAC issues you may be having.
John was very informative, thorough, knowledgeable, professional and personable. He went the extra mile to make sure he found and fixed three different factors that were contributing to the problem. I highly recommend!
What fantastic service from John S. He had diagnosed our AC and had us up and running in twenty minutes. Thank you!
Services in California
SMECO rebates in California
We've filed 7 SMECO rebate applications for California homes, so we know the paperwork.
SMECO pays up to $975 on a qualifying heat pump and $500 on central air.
Program terms and funding apply.