physicians   marketing Marketing Director: Mike Jacobson is the marketing director at Excel Occupational Health Clinic. Mike is from the Chicago area and has been in the Occupational Health field for 9 years. Mike has been with Excel since its inception in 2001 and is responsible for seeking new prospects and servicing existing clients. Mike also helps coordinate clinic functions and has a hand in many of the operations at Excel. Marketing/Customer Service: Sandy Williams is the Client Services Manager at Excel. Sandy grew up in the Chicago area and graduated from Reavis High School in Burbank. She is currently attending Moraine Valley Community College. Sandy has been with Excel since 2002 and was promoted to her current position in 2005. Sandy's responsibilities at Excel include communication with our client companies and assuring that the medical facility operates smoothly.