References
Great Lakes Timber Professionals Association
American Forest and Paper Association
Master Logger Certification – Michigan
Master Logger Certification – Wisconsin
Wisconsin DNR
Wisconsin DNR – Best Management Practices (BMP for Water Quality Info)
Wisconsin DNR – Forest Health(BMP For Invasive Species Info)
National SFI Program
OSHA
Wisconsin Woodland Owners Association
List of Qualified Logging Professionals in Wisconsin as of 05/08/2025