Explore Engineering Firms Serving Marianna, FL

DHM Melvin Engineering is a civil and structural engineering firm serving Northwest Florida since 1989. We specialize in transportation, utilities, land development, and grant-funded projects, offering end-to-end solutions from concept to construction. Our mission combines technical expertise with community-focused values to deliver sustainable infrastructure.

Alday-Howell Engineering delivers civil engineering solutions including roadway design, environmental permitting, and land use planning across Florida and Georgia. With 20+ years of experience and 400+ completed projects, we provide cost-effective, schedule-driven engineering services for public infrastructure and private development clients.