Extra Phone (O):231-773-2526 Kerkstra Environmental Services, 616-450-7018 After 5pm Extra Phone (O):616-662-2322 Office, 616-662-2678 Fax Payment Methods (O):Master Card, Visa, Check, ATM/Debit General Information (O):Septic Tanks & Cleaning, Portable Restrooms, Environmental Services, Family Owned-Operated For 24 Years Hours of Operation (O):Mon-Fri 8am-5pm Extra Phone (O):231-788-4215 Muskegon, 888-320-9992 Toll Free Extra Phone (O):616-662-2677 Office, 616-399-9310 Holland. Products & Services (O):Non-Hazardous Waste Hauler,Holding Tanks Products & Services (O):Septic Services,Portable Toilets,Grease Traps,Licensed