ISO9001 2015

 “Every executive has goals for their business. BCS McHenry works with business executives and managers to identify and remove the obstacles that keep them from being able to achieve those goals.
~ David Marsh, President BCS McHenry, Inc.

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What Our Clients Are Saying

We first met David Marsh when he was representing a new registrar for our ISO/TS 16949 certification. We had been forced to change registrars when the previous supplier was unable to schedule and fulfill our surveillance audit requirements, causing our certificate to be withdrawn; conditions at that time were very stressful. When David came on


David Marsh is a manufacturing consultant located in McHenry County Il, serving Northern Illinois and Southern Wisconsin. David specializes in business planning and strategic direction, staff analysis and development, effective value-stream management, continual supply chain improvement, total preventive maintenance, certification and auditing, waste reduction and strategies to increase sales and profit.

Manufacturing Consultanting Services in Illinois and Wisconsin: Manufacturing Consultant, Lean Manufacturing, Increase Sales Manufacturing, Cost Reduction Manufacturing, ISO 9001 and ISO/TS 16949 Consultant.

We service manufacturing companies in Nothern Illinois and Southern Wisconsin including Chicago, Arlington Heights, Aurora, Bolingbrook, Carol Stream, DeKalb, Des Plaines, Downers Grove, Elgin, Evanston, Gary Glenview, Gurnee, Joliet, La Grange, Kenosha, Michigan City, Mount Prospect, Naperville, Northbrook, Palatine, Schaumburg and Waukegan. In Southern Wisconsin we service manufacturers in Milwaukee, Waukesha, Racine, Mt. Pleasant, Janesville and Madison.