Corporate Headquarters:

J.F. Brennan Co., Inc.
818 Bainbridge St.
La Crosse, WI 54603

Phone:
608-784-7173

St. Paul Area Office:

644 Bayfield Street
Unit 220
St. Paul, MN 55107

Phone:
651-224-3007

Minneapolis Area Office:

500 S. Marschall Road
Suite 110
Shakopee, MN 55379

Phone:
612-282-3282

Duluth AREA Office:

716 Garfield Avenue
Duluth, MN 55802

Phone:
218-349-5237

Dive Operations:

501 Illinois Ave
Ottawa, IL 61350

Phone:
815-433-5228

Northeast Regional Office:

Phone:
781-971-5156