Skip to content
ContractorsRanked

Allen ServiceHVAC contractor in Commerce City, CO

Allen Service is an HVAC contractor at 8661 Rosemary St, Commerce City, CO 80022, ranked #6 of 946 HVAC contractors in Commerce City and rated 4.7 from 1,589 Google reviews. Open 24 hours a day, 7 days a week.

Commerce City, COUpdated 0 paid placements in any rankingHow we rank

Call (303) 287-8000Website ↗

Key facts

Key facts about Allen Service
Address8661 Rosemary St, Commerce City, CO 80022Get directions
Phone(303) 287-8000
Websiteallenservice.com
HoursOpen 24 hours, 7 days a week
Google rating4.7 from 1,589 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Commerce City and 11 towns within 25 miles: Derby, Welby, Thornton, Northglenn, Federal Heights, Sherrelwood, Twin Lakes, Westminster, Berkley, Shaw Heights and Denver.

Based in Commerce City, COView on map

Opening hours

Opening hours for Allen Service
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby HVAC contractors

Allen Service compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Allen Service (this business)—914.7 (1,589)—YesYes
Golden West Plumbing, Heating, Air Conditioning, and Electrical#4924.8 (3,635)—YesYes7.3 mi
Plumbline Services#5924.9 (1,917)—YesYes9.3 mi
Squeaks Services Plumbing Heating & Air - Denver#7914.8 (1,846)—YesYes8.1 mi

See all 946 ranked HVAC contractors in Commerce City

Questions about Allen Service

How is Allen Service ranked in Commerce City?

Allen Service is ranked #6 of 946 HVAC contractors in Commerce City by CR Score, with 91 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.

What are Allen Service’s hours?

Allen Service is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does Allen Service serve?

Serves Commerce City and 11 towns within 25 miles: Derby, Welby, Thornton, Northglenn, Federal Heights, Sherrelwood, Twin Lakes, Westminster, Berkley, Shaw Heights and Denver. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about Allen Service?

Allen Service has a rating of 4.7 from 1,589 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Allen Service?

Call Allen Service on (303) 287-8000. The business is at 8661 Rosemary St, Commerce City, CO 80022. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

Own Allen Service? Claim this profile.

Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

Claim this profile