Accountancy firm serving Northwest Indiana and Northeast Illinois individuals and companies with accounting, tax and other business related services.

News & Events E mail us at info@sigmamanagement.com. Sigma Management, Inc. 7245 Dove Drive Schereville, IN 46375 Phone: (219)736-1993 Fax: (219)736-2015 copyright 2000 Sigma Management, INC. Web design by: ...