We measure success by the clients we keep.              

What We Do

 With over 20 years of experience, we have always kept abreast of the latest advances in security, technology, and investigation techniques to provide our clients with the answers and solutions they require.

Universities, national children’s organizations, high-profile attorneys, state and municipal governing bodies utilize De Van & Associates worldwide. While our success has been acknowledged with honors that include a South Carolina Governor’s Office 2003 Small Business Success Story and City of Columbia Small Business Ambassador, we actually measure our success by continuing to satisfy of our repeat customers.  


Services Include, but not limited to:

Criminal Investigations

Corporate Investigations

Accident Investigations

Background Checks

Drone Video/Photography

Drug Screening

Security Consulting

Notary Public

Wellness Checks

Integrity Checks

Continuing Education Training

De Van & Associates adds S. P. I. C. E.

 S. P. I. C. E. (School for Private Investigator Continuing Education) offers South Carolina, North Carolina, Tennessee, and Minnesota approved Continuing Education course. From the convenience of your desk, PIs can log-in to the two hours or four hours of training offered monthly.  In addition, we host 12 credits approved, in-person  conference bi-annually.