SEPI continues to experience growth and development which includes the recognition and advancement of our leadership. We are pleased to announce five recent promotions across the organization:

Officer – Vice President
Mariah Agsten, MSHR, PHR
Human Resources Manager
Ladd Gibson, PE, ASSOC DBIA South Carolina Director

Officer – Assistant Vice President
Jael Wagoner, PLA, ASLA Landscape Architecture Project Manager

Dan Miller, PE, PMP, AECPM Vice President, Director of NC Land Development
Jimmy Zepeda, PLS Transportation Technician V

Jimmy Zepeda has over 35 years of experience and has served as a Transportation Technician V in the Wilmington office for over seven years. He is knowledgeable in administrating contracts for construction projects, implementing safety procedures and policies, and assigning inspectors to monitor plans, contracts, and specification compliance.

Dan Miller joined SEPI in 2019 and has over 22 years of experience working in the land development industry with a primary focus on commercial site development across North Carolina. In his role as NC Land Development Director, he leads SEPI’s land development practice which includes site/civil engineering and landscape architecture.

Jael Wagoner has 15 years of experience in the civil engineering field and joined SEPI in 2020. Her experience includes supporting project pursuits, proposal preparations, and project design from schematic layout through final record drawings. In addition, she has experience creating complete design drawings sets for site plan, permitting and construction drawing approval, as well as development of storm water management calculations and design details, engineering estimation of probable cost, project bid packaging and oversight, construction administration, and inspections.

Mariah Agsten has over 13 years of experience in human resources with a focus on promoting team culture and diversity. She is responsible for planning and organizing benefits and payroll; developing techniques for conflict resolution and strategic planning; implementing digital on-boarding systems for internal company use; and coordinating programs for employee recruitment, retention, and training development.

As South Carolina Director, Ladd Gibson leads SEPI’s expanding presence across the state. He is integral in establishing SEPI as a full-service engineering consulting firm in South Carolina by executing strategic initiatives to achieve the company’s organizational goals, mission, and vision. With 28 years of experience, Ladd knows what it takes to build successful teams and deliver quality, complex infrastructure projects.

Please join us in celebrating their achievements.