Contact Brennan
We’re always happy to hear from our customers and anyone interested in our services. Don’t hesitate to reach out if you have any questions or comments.
To inquire about a career opportunity, please email us at [email protected] or visit our Careers page.
Our locations
Headquarters
J.F. Brennan Company Main Office
818 Bainbridge Street
La Crosse, WI 54603
608-784-7173
24 Hour Dispatch
1-800-658-9027
Dam Construction Office
2401 W Waukau Avenue
Oshkosh, WI 54904
920-376-7023
Eastern Area Dive &
Marine Construction Office
192 Smith Street
North Kingstown, RI 02852
608-881-8914
Duluth Area Office
802 Garfield Avenue, Suite 102
Duluth, MN 55802
218-349-5237
Environmental Services Office
25 Braintree Hill
Suite 3307
Braintree, MA 02184
781-971-5156
Hydrographic Survey Office
1048 Glory Road, Suite E
Green Bay, WI 54304
920-632-6192
Mid-South Office
6410 Kentucky Dam Road
Paducah, KY 42003
270-426-9088
Minneapolis Area Office
500 S. Marschall Road, Suite 110,
Shakopee, MN 55379
612-282-3282
Northern California Office
1805 Railroad Avenue
Winters, CA 95694
805-639-2205
Pacific Northwest Office
26108 Pioneer Way NW
Poulsbo, WA 98370
360-598-3375
Southern California Office
4411 DuPont Court, Suite 130
Ventura, CA 93003
805-639-2205
St. Paul Area Office
644 Bayfield Street, Suite 220
St. Paul, MN 55107
651-224-3007
24 Hour Dispatch
1-800-658-9027
Brennan can provide carriers, terminals, and contractors with marine assistance as needed. With a quick call to our dispatch center, open 24 hours per day – 365 days per year, we are ready to provide lock and dam assists, bridge assists, dive teams, barge lightering, and salvage. Consider us as a resource regardless of where you may face challenges along the Mississippi River.