Joe Borrelli, P.E.

Executive Vice President - Partner


Joe’s career spans more than 16 years of industry experience coordinating and executing complex geotechnical investigations in the telecommunications, commercial, residential, industrial, and government sectors. His expertise has earned him unique opportunities to work on many challenging projects throughout the world with his most challenging project to date taking place in the Northern Marianas Islands of Guam, Rota, and Saipan where he organized and completed five geotechnical investigations on site and without delay. Joe’s exposure to multiple, geographically diverse soil and rock conditions has given him a deep understanding of the complex interaction of soil and foundation components, making him an invaluable advisor on below-grade structural engineering projects for Delta Oaks Group.

At Delta Oaks

As Executive Vice President at Delta Oaks Group, Joe is responsible for the employee experience, including talent acquisition, employee relations and engagement, recognition, learning and development, and human resources planning. For Joe, it has always been about the people. When starting Delta Oaks Group with his two business partners Cory and Rhett, Joe was determined to create a different kind of company built around collaboration, comradery, and a respect for others. He continuously works to ensure employees and clients feel valued, hard work is recognized and commended, and milestones are celebrated. In addition to his role as Executive Vice President, Joe oversees the Geotechnical Department and serves as the technical lead. He is responsible for the technical growth of his staff along with the management of a vendor pool of over 250 nationwide subcontract drilling firms.

Education and Certifications

Joe holds a Bachelor of Science Degree in Civil Engineering with a Geotechnical concentration and a minor in Italian Studies from North Carolina State University. He holds a Professional Engineering license in 45 states plus Puerto Rico.


Joe is happiest when spending time with his lovely wife, Jess, and their two beautiful children, playing a round of golf, or coaching one of his children’s sports teams.