Welcome to the online home of Davis Investigation Services, LLC, the premier private investigative team in Southeast Texas. Davis Investigation Services is directed by Sally Davis who, since 1994, has built a solid reputation for diligence, dependability . . . and results! Based in Conroe, Texas, our professionally-trained private investigators provide comprehensive investigative services throughout Montgomery County, Harris County, and the greater Southeast Texas area.

In addition to offering a host of personal investigative services for individuals and groups, our operations cover the broad spectrum of business support services, including criminal background checks, drug screening, internal theft investigation, workmen's compensation claims and much more. We can even provide your company or executives with professionally trained body guards.

We also perform extensive activity related to the legal and insurance industries. From research, surveillance and videography to polygraph testing, handwriting analysis, and expert testimony, Davis Investigation Services can serve as the focal point for your investigative needs.