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Thelen Plumbing, Heating & AirHVAC contractor in Big Lake, MN

Thelen Plumbing, Heating & Air is an HVAC contractor at 19950 177th St Suite 650, Big Lake, MN 55309, ranked #2 of 168 HVAC contractors in Big Lake and rated 4.9 from 946 Google reviews. Open 24 hours a day, 7 days a week.

Big Lake, MNUpdated 0 paid placements in any rankingHow we rank

Call (763) 200-7079Website ↗

Key facts

Key facts about Thelen Plumbing, Heating & Air
Address19950 177th St Suite 650, Big Lake, MN 55309Get directions
Phone(763) 200-7079
Websitecallthelen.com
HoursOpen 24 hours, 7 days a week
Google rating4.9 from 946 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Big Lake and 11 towns within 25 miles: Monticello, Albertville, Otsego, Elk River, Saint Michael, Zimmerman, Dayton, Rogers, Buffalo, Ramsey and Saint Francis.

Based in Big Lake, MNView on map

Opening hours

Opening hours for Thelen Plumbing, Heating & Air
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

Thelen Plumbing, Heating & Air compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Thelen Plumbing, Heating & Air (this business)—654.9 (946)—YesYes
Professional Mechanical Services#1674.9 (2,614)—YesYes2.4 mi
Northern One Hour Heating & Air Conditioning#3644.9 (4,019)—YesYes11.7 mi
B & D Plumbing, Heating & A/C#4624.8 (802)—YesYes9.4 mi

See all 168 ranked HVAC contractors in Big Lake

Reviews

ContractorsRanked reviews

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Google

4.9from 946 Google reviews

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Questions about Thelen Plumbing, Heating & Air

How is Thelen Plumbing, Heating & Air ranked in Big Lake?

Thelen Plumbing, Heating & Air is ranked #2 of 168 HVAC contractors in Big Lake by CR Score, with 65 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Thelen Plumbing, Heating & Air’s hours?

Thelen Plumbing, Heating & Air 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 Thelen Plumbing, Heating & Air serve?

Serves Big Lake and 11 towns within 25 miles: Monticello, Albertville, Otsego, Elk River, Saint Michael, Zimmerman, Dayton, Rogers, Buffalo, Ramsey and Saint Francis. 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 Thelen Plumbing, Heating & Air?

Thelen Plumbing, Heating & Air has a rating of 4.9 from 946 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 Thelen Plumbing, Heating & Air?

Call Thelen Plumbing, Heating & Air on (763) 200-7079. The business is at 19950 177th St Suite 650, Big Lake, MN 55309. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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