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J.M. Brennan, Inc.HVAC contractor in Milwaukee, WI

J.M. Brennan, Inc. is an HVAC contractor at 2101 W St Paul Ave, Milwaukee, WI 53233, rated 3.6 from 27 Google reviews. Open Monday to Friday.

Milwaukee, WI0 paid placements in any rankingHow we rank

Call (414) 342-3829Website ↗

Key facts

Key facts about J.M. Brennan, Inc.
Address2101 W St Paul Ave, Milwaukee, WI 53233Get directions
Phone(414) 342-3829
Websitejmbrennan.com
HoursMonday to Friday: 7:30 AM – 4 PM
Google rating3.6 from 27 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category
  • Plumbingadditional Google category

Service area

Serves Milwaukee and 11 towns within 25 miles: Wauwatosa, West Allis, Shorewood, Saint Francis, Whitefish Bay, Greenfield, Cudahy, Glendale, Elm Grove, Greendale and Brookfield.

Based in Milwaukee, WIView on map

Opening hours

Opening hours for J.M. Brennan, Inc.
DayHours
Monday7:30 AM – 4 PM
Tuesday7:30 AM – 4 PM
Wednesday7:30 AM – 4 PM
Thursday7:30 AM – 4 PM
Friday7:30 AM – 4 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

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.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

3.6from 27 Google reviews

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Questions about J.M. Brennan, Inc.

What are J.M. Brennan, Inc.’s hours?

J.M. Brennan, Inc. is open Monday to Friday. Its listed hours are Monday to Friday, 7:30 AM – 4 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does J.M. Brennan, Inc. serve?

Serves Milwaukee and 11 towns within 25 miles: Wauwatosa, West Allis, Shorewood, Saint Francis, Whitefish Bay, Greenfield, Cudahy, Glendale, Elm Grove, Greendale and Brookfield. 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 J.M. Brennan, Inc.?

J.M. Brennan, Inc. has a rating of 3.6 from 27 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 J.M. Brennan, Inc.?

Call J.M. Brennan, Inc. on (414) 342-3829. The business is at 2101 W St Paul Ave, Milwaukee, WI 53233. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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