OI Partners - Hugh Anderson Associates serves a wide variety of employers, from large international corporations to small, local start-ups, and employees in a wide variety of industries and occupations. Industries served include:

Associations	Banking
Consulting	Engineering Services
Education	Healthcare/Hospital Systems
Information Technology	Legal Services
Manufacturing	Municipalities
Public Utilities	Publishing
Research	Retail

We serve a broad geographic market, including by going to program participants outside the Ann Arbor area. In recent years we have counseled individuals in Adrian, Hillsdale, Tecumseh, Jackson, Lansing, Port Huron, West Branch, Grayling, Charlevoix and in the Michigan UP - Marquette and Houghton, and Hancock.