Contact Us

Large Outdoor Sign of office
 

MainStreet Investment Group

Randy Plantenberg's office:

1411 N. 4th Street, Suite 103
Tomahawk, WI  54487
Phone: (715) 453-0722
Fax: (715) 453-6941

E-mail: info@mainadvisor.com  

Office hours: Monday through Friday, 
8:00 A.M.–4:00 P.M.  

Rich Nagel's office: 

136 Green Bay Road
Thiensville, WI 53092
Phone: (262) 478-3000
Fax: (262) 478-0900

Email: rich@mainadvisor.com

Office hours: Monday through Friday, 
8:30 A.M.–4:00 P.M.