Basement Pros › St. Catharines › Mold Removal Companies
St. Catharines · updated October 2026
Mold Removal Companies in St. Catharines: the standings
15 mold removal companies serving St. Catharines, ranked by Google rating and review count. The bar shows each one's review volume against the leader. Arrows show movement since Sep 20. Nobody can pay to move up.
Featured slot — open
One labelled spot above these standings, reserved for a claimed St. Catharines business. It never changes the ranking below. Claim your listing to take it.
Who leads mold removal companies in St. Catharines right now
- 1— 0 reviews since Sep 20
- 2▲1 +2 reviews since Sep 20
- 3▲1 0 reviews since Sep 20
- 4▲1 0 reviews since Sep 20
- 5▲1 0 reviews since Sep 20
- 6▲1 0 reviews since Sep 20
- 7▲1 +1 reviews since Sep 20
- 8▲3 +2 reviews since Sep 20
- 9— 0 reviews since Sep 20
- 10— 0 reviews since Sep 20
- 11▲1 0 reviews since Sep 20
- 12▲1 +1 reviews since Sep 20
- 13▲1 0 reviews since Sep 20
- 14▲1 0 reviews since Sep 20
- 15▲1 0 reviews since Sep 20
How the standings work. Rank = Google rating × review volume, observed for the
St. Catharines area in October 2026. No submissions, no fees, no exceptions — a business moves up
by earning reviews, not by paying us. Refreshed monthly.
12 of 15 changed rank since Sep 20. See this month's movers.
See your name up there?
Claiming is free: your description, services, and correct hours on your profile. The rank stays earned either way.
Claim your listing — free