BBB Accredited Business Profile

Weis Comfort Systems Inc

Weis Comfort Systems Inc

(636) 343-8440

Weis Comfort Systems Inc

44 years in business
1591 Fenpark Dr
Fenton, MO 63026-2915
Fax Numbers
  • (636) 343-8992
  • (618) 282-2225
  • (636) 343-8922
  • (636) 343-8922
Additional Phone Numbers
  • (314) 842-9347
  • (618) 282-2224
  • (618) 233-3039
  • (636) 343-8440
  • (618) 233-3039
Additional Email Addresses
Additional Website Addresses
BBB File Opened: 01/01/1899
Business Started: 01/01/1974
Business Started Locally: 01/01/1974
Business Incorporated: 12/30/1974 in MO
Type of Entity
Business Management
  • Mr. Daniel J. Weis, Vice President
  • Thomas R. Weis, President
Business Category
  • Residential Air Conditioning Contractors
  • Air Conditioning Contractor
  • Heating Contractors
  • Heating and Air Conditioning
  • Commercial Air Conditioning Contractors
  • Air Conditioning Repair
  • Air Conditioning Cleaning
  • Heating System Repair
  • Heating Equipment

Products & Services
Air conditioners, Furnaces, Heat Pumps, Geothermal systems, Humidifiers, High Efficiency air filters,purifiers and cleaners, Thermostats, Ductless air conditioners and heat pumps
Service Area
We service the following area(s): Affton, MO, Allenton, MO, Antonia, MO, Arnold, MO, Baldwin, IL, Ballwin, MO, Barnhart, MO, Belleville, IL, Berkeley, MO, Bloomsdale, MO, Breckenridge Hills, MO, Brecknrdg Hls, MO, Brentwood, MO, Bridgeton, MO, Byrnes Mill, MO, Catawissa, MO, Cedar Hill, MO, Chesterfield, MO, Clayton, MO, Columbia, IL, Crescent, MO, Creve Coeur, MO, Crystal City, MO, De Soto, MO, Des Peres, MO, Dittmer, MO, E Carondelet, IL, Earth City, MO, East Carondelet, IL, Edwardsville, IL, Ellis Grove, IL, Ellisville, MO, Eureka, MO, Evansville, IL, Fenton, MO, Ferguson, MO, Festus, MO, Fletcher, MO, Florissant, MO, Frontenac, MO, Fults, IL, Glen Carbon, IL, Glencoe, MO, Granite City, IL, Grover, MO, Grubville, MO, Hazelwood, MO, Hecker, IL, Hematite, MO, Herculaneum, MO, High Ridge, MO, Hillsboro, MO, House Springs, MO, Imperial, MO, Jennings, MO, Kimmswick, MO, Kinloch, MO, Kirkwood, MO, La Barque Crk, MO, Lambert Airport, MO, Lambert Arprt, MO, Lemay, MO, Liguori, MO, Lonedell, MO, Maeystown, IL, Manchester, MO, Mapaville, MO, Maplewood, MO, Maryland Heights, MO, Maryland Hts, MO, Maryville, IL, Mitchell, IL, Modoc, IL, Morse Mill, MO, New Athens, IL, Normandy, MO, North County, MO, Northwest Plaza, MO, Nw Plaza, MO, O Fallon, IL, Olivette, MO, Otto, MO, Overland, MO, Pacific, MO, Pevely, MO, Pontoon Beach, IL, Pr du Rocher, IL, Prairie du Rocher, IL, Red Bud, IL, Redbud, IL, Renault, IL, Richmond Heights, MO, Richmond Hts, MO, Richwoods, MO, Robertsville, MO, Ruma, IL, Saint Ann, MO, Saint Louis, MO, Sappington, MO, Shiloh, IL, Sulphur Spg, MO, Sulphur Springs, MO, Town and Country, MO, Twin Oaks, MO, Twn and Cntry, MO, University City, MO, University Cy, MO, Valles Mines, MO, Valley Park, MO, Valmeyer, IL, Waterloo, IL, Webster Groves, MO, Webster Grvs, MO, Wildwood, MO
Alternate Business Names
  • Keil Forness Comfort System
Methods of Payment
  • Cash, Checks, VISA, MasterCard, American Express, Discover.  We offer short and long term financing with an approved application to Service Finance.
Refund & Exchange Policy: 
All service calls are warranted for 90 days.  Parts and labor will vary with equipment installed.
BBB accredited business



Specializing in residential heating and cooling services for your home.  Installation of new furnaces and air conditioners, service on brands of heating and cooling equipment and geothermal systems.  Offering products for your indoor environment and energy efficiency.

BBB Reason for Ratings

BBB rating is based on 13 factors: Get the details about the factors considered.

M: 8:00 AM-5:00 PM
T: 8:00 AM-5:00 PM
W: 8:00 AM-5:00 PM
Th: 8:00 AM-5:00 PM
F: 8:00 AM-5:00 PM
S: Closed
Su: Closed

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Weis Comfort Systems Inc

Weis Comfort Systems Inc


Customer Review Rating:

This business has no complaints filed

Composite Score: