Sentinel Development Group
Since 2004, Sentinel Development Group has been the trusted holding
company behind a diverse portfolio of services, proudly headquartered in North Palm Beach, Florida.
About Our Company
Sentinel Development Group serves as the holding company for a multi-service corporation based in North Palm Beach, Florida since 2004.
The company manages four main divisions: SDGI Construction, SDGI Training and Development, Sentinel Photography Group, and SDGI Publishing.
SDGI’s president holds degrees in Business Administration and Military Science from The Citadel in Charleston, South Carolina, as well as an MBA from Palm Beach Atlantic University in West Palm Beach, Florida. The company is committed to providing exceptional value through high-quality products and services, consistently delivered on time and within budget. SDGI offers fully bilingual support in English and Spanish.
we can help you with your sales training & sales effectiveness initiatives!
SDGI Training and Development
Began with team building, leadership, and plans & operations training in the armed forces during the 1980s. Later, as Contreras Productivity Systems, it moved into the private sector, supporting multinational corporations and industrial psychology firms with training in personal and organizational development, process improvement, and sales and marketing.
Publishing
SDGI Photography Group
Sentinel Photography Group is an award-winning and published full-service photography company. For products and services please visit us at sentinelphotographygroup.com