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FranchiseVerdict

Enviro-Master vs WINDOW GANG

Franchise Comparison 2026

Both Enviro-Master and WINDOW GANG are cleaning & maintenance franchises. Enviro-Master requires an investment of $121K – $252K while WINDOW GANG requires $131K – $242K. In terms of revenue, Enviro-Master reports higher average unit revenue at $965K. Note: Includes company-owned outlets. Enviro-Master has SBA lending data on file with a 7.7% charge-off rate. FranchiseVerdict rates Enviro-Master A (Strongest tier) and WINDOW GANG B (Above average).

Investment Range
$121K – $252K
$131K – $242K
Franchise Fee
$60K
$65K
Royalty Rate
6.0%
6.0%
Average Revenue (Item 19)
$965KIncl. company outlets
$385K
SBA Charge-Off Rate
7.7% (53 loans)
Limited data
Total Units
132
54
Unit Growth (YoY)
N/A
N/A
Year Began Franchising
2011
2023
FDD Year
2026
2025