Simpkins & Costelli

A Legacy of Expertise in Civil & Structural Engineering

Simpkins & Costelli, Inc. has been a trusted name in engineering excellence on the Mississippi Gulf Coast since 1973. Led by experienced professionals, we provide a comprehensive range of services to clients in both the private and public sectors.

Our Expertise

Our skilled engineers tackle diverse projects, including:

Structural Engineering

• Pile-supported concrete wharf construction
• Tied-back steel or concrete bulkheads
• Warehousing
• Structural repairs for existing wharves
• Foundation and superstructure design for commercial, industrial, and institutional buildings

Civil Engineering

• Municipal and industrial water and wastewater treatment facilities
• Drainage, utilities, pavement, and stormwater control for commercial, industrial, or residential subdivisions

Additional Services

• Consulting services for architects and engineers
• Feasibility studies
• Investigations
• Project inspections
• Expert testimony

Driven by a Commitment to Quality and Sustainability

We take pride in delivering projects on time, within budget, and consistently exceeding client expectations. Our team is dedicated to sustainable engineering practices and minimizing environmental impact.

A Team of Experienced Professionals

Our team comprises talented and experienced engineers, supported by dedicated administrative staff. We are committed to building strong client relationships through open communication, personalized attention, and collaborative problem-solving.

Our Values

• Integrity: We conduct our business with transparency and honesty.
• Excellence: We strive for the highest quality in all our work.
• Responsiveness: We prioritize client needs and deliver timely solutions.
• Innovation: We embrace new technologies and solutions to benefit our clients.
• Community: We actively contribute to the success of our community and beyond.