Wisconsin Secretary Of State Office

We provide information for the Wisconsin SOS office below. If you need assistance, then use the information listed on this page to contact the Wisconsin Secretary of State Office. If you are looking to start a business and want to see if the business name is available, then view how to use the Wisconsin business entity and corporation search page.

Entity Formation Fees For Wisconsin

Below we list the fees to file articles of organization to form a business entity in Wisconsin.

LLC Business Corporation Nonprofit
$170 paper or $130 online. Optional $25 expedite fee by either filing method. $100 + optional $25 expedite fee $35

Wisconsin State Licensing Agencies

Below is a listing of the state-level licensing agencies within Wisconsin that a business should check for business license requirements.

Licensing Agency Contact Information
Accounting Examining Board Physical address:
1400 East Washington Avenue
Madison, WI 53703

Phone: 608-266-2112
Fax: 608-267-3816

Web: Home Name search Forms File online
Email: dsps@wisconsin.gov
Department of Financial Institutions Physical address:
201 W Washington Avenue, Suite 500
Madison, WI 53703

Phone: (608) 261-9555
Fax: (608) 261-7200

Web: Home
Department of Financial Institutions - Division of Banking Mailing address:
PO Box 7876
Madison, WI 53707

Phone: (608) 267-1711

Web: Home Name search
Department of Financial Institutions (DFI) - Corporation Section Physical address:
201 W Washington Ave
Madison, WI 53703

Mailing address:
Corporations Bureau, Suite 300, PO Box 7846
Madison, WI 53707-7846

Phone: 608-261-7577
Fax: 608-267-6813

Web: Home Name search Forms File online
Department of Revenue Physical address:
819 N. Sixth St., Room 408
Milwaukee, WI 53203-1606

Phone: 608-266-2776 or 414-227-4000

Web: Home
Department of Safety and Professional Services Physical address:
1400 East Washington Ave., Room 112
Madison, Wisconsin 53703

Mailing address:
P.O. Box 8935
Madison, Wisconsin 53708

Phone: 608-266-2112

Web: Home Name search
Email: dsps@wisconsin.gov
Department of Workforce Development Physical address:
201 E Washington Ave
Madison, WI 53703

Phone: (608) 555-1212

Web: Home
Division of Gaming - Office of Charitable Gaming Phone: (608) 270-2555
Fax: (608) 270-2564

Web: Home
Examining Board of Architects, Landscape Architects, Professional Engineers, Designers and Professional Land Surveyors Mailing address:
P.O. Box 8935
Madison, WI 53708-8935

Phone: 608-266-2112

Web: Home Name search Forms
Office of the Commissioner of Insurance Physical address:
125 South Webster Street
Madison, WI 53703

Phone: (608) 266-8699

Web: Home
Email: ociagentlicensing@wisconsin.gov
Pharmacy Examining Board Mailing address:
PO Box 8935
,

Phone: 608-266-2112
Fax: 608-267-0644

Web: Home Name search
Email: dsps@wisconsin.gov
Secretary of State Physical address:
30 W. Mifflin, 10th Floor
Madison, WI 53703

Phone: 608-266-8888, then press 3.
Fax: 608-266-3159

Web: Home
Email: statesec@sos.state.wi.us
  • SOS Office Location

    Wisconsin Department of Financial Institutions - Corporation Section
    4822 Madison Yards Way North Tower
    Madison, WI 53705

  • SOS Office Phone Number

    The Wisconsin SOS office phone number is 608-261-7577. You can fax this location at 608-267-6813.

  • SOS State Website

    To view the Wisconsin SOS website, please click here.

Map of Wisconsin Department of Financial Institutions - Corporation Section