ACS Investigative Services investigators are geographically located throughout the Midwest.  We are strategically located to respond in the shortest amount of time, keeping the travel expenses manageable. 

Our corporate office is located near the intersection of U.S. Highway 40 and Interstate 70, only minutes west of the St. Louis Metropolitan area.

ACS Investigative Services, Inc. 
17 Hawk Ridge Circle
Lake Saint Louis, Missouri 63367

(636) 561-6100
(800) 400-4305
FAX: (636) 561-6128

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