Our Service Area: St. Louis Metro & Surrounding Communities

joseph mack
Jun 29
2 min read

Proudly Serving the Greater St. Louis Metro Area Since 1978

The Mad Hatter Service Company has been protecting St. Louis-area homes for over 46 years. From the Missouri side to the Illinois side, our certified technicians travel throughout the metropolitan region to deliver expert chimney, air duct, and dryer vent services. Below is a detailed breakdown of the communities we serve.

Missouri Service Areas

St. Charles County (Our Home Base)

Our headquarters are located in O'Fallon, MO — the heart of St. Charles County. We serve the following communities:

O'Fallon, MO — Our home base (1109 Old East Terra Ln)
St. Charles — Historic river city with older homes requiring chimney expertise
Wentzville — Rapidly growing community with new and established homes
Lake St. Louis — Lakeside community with unique ventilation needs
St. Peters, Cottleville, Dardenne Prairie, and Weldon Spring

St. Louis County

Chesterfield, Ballwin, Ellisville, Manchester, Winchester
Kirkwood & Webster Groves — Historic towns with older fireplaces and chimneys
Wildwood, Clayton, Creve Coeur, Town and Country
Fenton, Maryland Heights, Hazelwood, Florissant

City of St. Louis

We serve all neighborhoods within the City of St. Louis, including Soulard, Lafayette Square, The Hill, Dogtown, and the Central West End — areas known for historic Victorian and craftsman homes with older chimneys requiring expert attention.

Illinois Metro East Service Areas

Belleville, Edwardsville, Glen Carbon, Maryville
O'Fallon, IL — Collinsville, Swansea, Fairview Heights

Services Available Throughout Our Entire Service Area

Chimney Sweeping & Level 1 Inspections
Air Duct Cleaning — Truck-mounted 12,000 CFM Caddy Vac extraction
Dryer Vent Cleaning & Repair
Masonry Repair & Restoration — IRC-compliant tuckpointing and full rebuilds
Forensic Diagnostic Audits via The Chimney Safety Firm (Level 2 & 3)

Not sure if we cover your area? Call us at (636) 946-1622 or book online. We're proud to be the most trusted name in chimney and air duct services throughout the St. Louis metro area.