Crescent Investigations Logo

Bill Sires, Crescent Security and Investigations

Crescent Investigations is a full-service agency serving the tri-state area since 1992. We provide litigation services, crash investigation and reconstruction, drone videography, workplace investigations and comprehensive background investigations to governmental agencies.



PO Box 82
Stewartville, MN 55976

Business Phone


Mobile Phone



Business Hours


Accident Investigations, Accident Reconstruction, Asset Checks, Background Investigations, Civil Investigation, Corporate Investigations, Criminal Investigations, Criminal Investigations / Defense, Defense, Identity Theft, Insurance, Personal Injury, Photography, Public Record Searches, Skip Trace, Surveillance, Trial Preparation, White Collar Crime, Workplace Investigations

Coverage Area

Minnesota Private Investigator License: 664

Counties Covered: Blue Earth, Dakota, Dodge, Faribault, Fillmore, Freeborn, Goodhue, Hennepin, Houston, Le Sueur, Mower, Nicollet, Olmsted, Rice, Steele, Wabasha, Waseca, Washington, Winona


Please see our website for complete list of services offered.

MAPI sponsors have opportunities to meet with our members at MAPI Events, and to provide materials and information to them about their business.

International Intelligence Network
Atlas Investigations
The National Council of Investigation and Security Services
Carney Forensics
Tracers Information Specialists, Inc.
PI Magazine
BRB Publications
IRB Search
El Dorado Insurance Agency, Inc.
Florida Association of Private Investigators, Inc.
Midwest Questioned Documents
Kelmar Global
Assured Polygraph LLC
National Investigative Training Academy, Inc. (NITA)
Computer Forensics Services, red Computer and logo, black Forensic Services
360 Security Services blue 360, black Security Services and blue and gray triple circle logo
Front Line Consultants
Flashlight NOW
Associates in Forensic Investigations LLC
Glen Bass Investigations
State-Wide Protective Agency
Crescent Investigative Services
Authentic Investigations
Integrous Risk Solutions
Edge Protective Services
ASIA Security
OREP Insurance Services
Spy Shop Round Rock
ational Association of Legal Investigators