St. Louis County  |  O’Fallon  |  Saint Charles  |  St. Louis City

314-285-6240

Service Areas

Saint Charles and Greater St. Louis

Proper Environmental is the local expert for Radon Testing & Radon Mitigation and more. We proudly service Saint Charles and all of Greater St. Louis.

Contact us for a no-obligation estimate for any of our services.

Franklin, MO

Beaufort, Berger, Catawissa, Gerald, Gray Summit, Grubville, Labadie, Leslie, Lonedell, Luebbering, New Haven, Pacific, Robertsville, Saint Albans, Saint Clair, Stanton, Sullivan, Union, Villa Ridge, Washington

Jefferson, MO

Arnold, Barnhart, Cedar Hill, Crystal City, De Soto, Dittmer, Festus, Fletcher, Hematite, Herculaneum, High Ridge, Hillsboro, House Springs, Imperial, Kimmswick, Liguori, Mapaville, Morse Mill, Pevely

Lincoln, MO

Elsberry, Foley, Hawk Point, Moscow Mills, Old Monroe, Olney, Silex, Troy, Whiteside, Winfield

Montgomery, MO

Bellflower, High Hill, Jonesburg, Middletown, Montgomery City, New Florence, Rhineland, Wellsville

Saint Charles, MO

Augusta, Cottleville, Defiance, Flinthill, Foristell, Lake Saint Louis, New Melle, O Fallon, Portage Des Sioux, Saint Charles, Saint Peters, Wentzville, West Alton

Saint Francois, MO

Blackwell

Saint Louis, MO

Ballwin, Bel Nor, Bel Ridge, Bella Villa, Bellefontaine Neighbors, Bellerive Acres, Berkeley, Beverly Hills, Black Jack, Breckenridge Hills, Brentwood, Bridgeton, Byrnes Mill, Calverton Park, Champ, Charlack, Chesterfield, Clarkson Valley, Clayton, Cool Valley, Country Club Hills, Country Life Acres, Crestwood, Creve Coeur, Crystal Lake Park, Dellwood, Des Peres, Earth City, Edmundson, Ellisville, Eureka, Fenton, Ferguson, Flordell Hills, Florissant, Frontenac, Glen Echo Park, Glendale, Grantwood Village, Green Park, Greendale, Hanley Hills, Hazelwood, Hillsdale, Huntleigh, Jennings, Kinloch, Kirkwood, Ladue, Lakeshire, Manchester, Maplewood, Marlborough, Maryland Heights, Moline Acres, Normandy, Northwoods, Oakland, Olivette, Overland, Pagedale, Pasadena Hills, Pine Lawn, Richmond Heights, Riverview, Rock Hill, Saint Ann, Saint John, Saint Louis, Shrewsbury, Sunset Hills, Sycamore Hills, Town And Country, Twin Oaks, University City, Uplands Park, Valley Park, Velda City, Velda Village Hills, Vinita Park, Warson Woods, Webster Groves, Wellston, Westwood, Wilbur Park, Wildwood, Winchester, Woodson Terrace

Saint Louis City, MO

Saint Louis

Warren, MO

Dutzow, Marthasville, Treloar, Truesdale, Truxton, Warrenton, Wright City

Washington, MO

Belgrade, Cadet, Caledonia, Irondale, Mineral Point, Potosi, Richwoods, Tiff