St. Tammany Corp.

  • Business & Trade Organizations
21489 Koop Dr., Ste. 7
Mandeville, LA 70471
(985) 809-7874
(888) 868-3830
(985) 809-7596 (fax)
8:30am-4:30pm Monday-Thursday; 8:30am-4pm Friday; Closed Weekends
  • About

    The St. Tammany Parish Development District (STPDD) leads economic development in St. Tammany, attracting new businesses and employment opportunities to the area. We seek to improve parish residents’ quality of life by strengthening and supporting the business climate.

  • Whom to Contact

    • Ms. Sharon DeLong
      Manager of Administration
      Phone: (985) 809-7874 ext. 109
    • Chris Masingill
      Phone: (985) 809-7874
  • Directions

    From I-12, head North toward Abita Springs. Turn left onto Koop Dr. Our office is on the right, behind Resource Bank.