Best Mold Inspection & Testing near Littleton, CO
3 of these companies are based in Littleton; the others serve Littleton from towns including Denver (14 mi), Highlands Ranch (4 mi) and Centennial (8 mi).
8 open 24/7 · all 15 open weekends · 13 rated 4.5+ · 3 show a license
Data verified October 28, 2026
Broadway Property Inspections
Legacy Home Inspections
Water Damage
Safe Investment Home Inspections
Restoration 1
Listed for homeowners in and around Littleton, CO, these 15 companies test for mold and indoor air problems. Listings show what each one states about sampling, lab work and the environmental tests it offers, plus ratings and quotes from public reviews.

Area overview: Littleton, CO
14 of the 15 companies on this page have a rating, from 4.1 to 5.0 across 7,476 reviews; 12 have 50 or more reviews and 13 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (96%), responsiveness (77%) and quality (71%). 8 are open around the clock; all 15 are open on Saturdays and 12 on Sundays. The services the companies on this page list most often on their websites are home inspections (3), radon testing (3), mold inspections (2), mold removal (2) and mold testing (2). 3 show a license on their websites; 7 list staff certifications (IICRC, InterNACHI and ASHI) and 3 have a BBB rating of A or A+. Domain records put 8 websites of the companies on this page at ten or more years old; the oldest dates from 2007. 8 offer emergency call-outs; 1 offers financing or payment plans; 6 give free estimates and 4 are family- or locally-owned. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Is one opinion enough on a damp problem?
Not when the first visit ends with a large removal quote attached. You have 15 companies on this page, so getting a second diagnosis is straightforward. Ask each one what it thinks the water source is. Two independent answers that match is the strongest signal you will get.