DNR Staff Directory
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Name: Bryan D Hartsook - he/him/his
Email Address: Bryan.Hartsook@wisconsin.gov
Working Title: NR Basin Supervisor
Supervisor: Ryan, Timothy M
Org. Chart: Division of Environmental Management > Water Quality > Field Operations Wastewater > Wastewater (Milwaukee)
Secretary’s Director: Thompson, Mike
Work Phone:
(414) 897-5712

Work Mobile Phone:
(414) 607-2275

FAX:
Work Station:
MILWAUKEE SERVICE CENTER
Work Address:
NATURAL RESOURCES, DEPT OF
MILWAUKEE, WI 53233-2641
Work Mailing Address:
1027 W. St. Paul Ave
Milwaukee, WI 53233
Assigned Subjects
SubjectCounties Served
Kikkoman Foods, Inc. Green Tier Single Point of ContactStatewide
POC WY Wastewater Basin SupervisorKenosha, Milwaukee, Ozaukee, Racine, Sheboygan, Walworth, Washington, Waukesha
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