Toll Free Assignment Line

• (800) 329-4143 | (877) 633-5821 | (888) 297-9585 [Fax]
  or email: Assignment@deltainvestigation.com
  Winter Haven, FL: (863) 293-0007
  Suwanee, GA: (770) 932-8066

Email Directory

Assignment Information | assignment@deltainvestigation.com
Central Delta Information | info@deltainvestigation.com
Raymond F. Gillis, CFE, CEO/President/Director of Marketing | rgillis@deltainvestigation.com
Nancy R. Gillis, CFE, Vice President/Director of Human Resources | ngillis@deltainvestigation.com
Human Resources: Please submit all resumes to | info@deltainvestigation.com
Nikki Tullis, Marketing Representative | ntullis@deltainvestigation.com

Mailing Address

PO Box 7091
Winter Haven, FL 33883-7091

PO Box 3129
Suwanee, GA 30024

Physical Address

• 1560 Sixth St SE
  Winter Haven, FL 33880
• 333 Main St. Suite 100
  Suwanee, GA 30024

Fully Licensed & Insured

• State Private Investigative Licenses
  DELTA ASSOCIATED INVESTIGATIONS, INC.
  Alabama 2656
  Florida A9800320
  Georgia PDC001539
  South Carolina 2148
  North Carolina 4130