Mad Hatter STL Service Area: Greater St. Louis & Surrounding Communities

Our Service Area: Greater St. Louis & Surrounding Communities

The Mad Hatter Service Company has proudly served the St. Louis metro area and surrounding communities since 1978. As a second-generation, family-owned business, we offer certified chimney sweeping, air duct cleaning, dryer vent cleaning, and structural repair services throughout Missouri and the Greater St. Louis region.

Primary Service Locations

Our headquarters is located in O'Fallon, MO, and we serve a wide radius of St. Louis communities. Below are the primary cities and towns we regularly serve:

St. Charles County (Missouri)

• O'Fallon, MO (Headquarters)

• St. Charles

• St. Peters

• Wentzville

• Lake Saint Louis

• Cottleville

• Dardenne Prairie

• Troy

St. Louis County (Missouri)

• Chesterfield

• Ballwin

• Wildwood

• Kirkwood

• Webster Groves

• Florissant

• Ladue

• Clayton

• Manchester

• Ellisville

Lincoln County & Surrounding Areas

• Troy

• Foristell

• Hawk Point

Illinois Side (Metro East)

• Edwardsville, IL

• O'Fallon, IL

• Belleville, IL

• Fairview Heights, IL

• Collinsville, IL

• Glen Carbon, IL

What We Offer in Every Service Area

No matter where you are in our service area, every Mad Hatter customer receives the same high-quality care:

• Chimney Cleaning & Sweeping: Full creosote removal, Level 1 visual inspection with camera documentation, and a Health Grade report for your records.

• Air Duct Cleaning: Source-removal methodology using our truck-mounted American Caddy Vac with 12,000 CFM suction — medical-grade extraction not achievable by portable vacuums.

• Dryer Vent Cleaning & Repair: Lint removal and full vent line inspection to prevent the #1 cause of household fires.

• Chimney Repair & Restoration: UL-listed flue relining, masonry stabilization, crown replacement, and fireplace upgrades — all engineered to meet IRC standards.

Not Sure If We Cover Your Area?

Our service radius extends approximately 40 miles from O'Fallon, MO, covering most of the Greater St. Louis metropolitan area. If you're unsure whether we serve your neighborhood, please don't hesitate to call us at (636) 946-1622 or fill out our online contact form. We'll let you know right away.

Since 1978, The Mad Hatter has been St. Louis's most trusted chimney and air duct specialist — and we look forward to serving you.