St. Augustine, Florida

Civil Seas
Engineering

We deliver integrated, regulatory-compliant designs that maximize usable land value while lowering long-term maintenance costs.

Our Mission

To provide practical, cost-effective, and environmentally resilient civil engineering solutions that help communities and developers meet growth needs while protecting water resources.

Residential

Single Family and Multifamily Developments

Designing conceptual layouts, site plans, grading plans, and stormwater detention systems for new subdivisions and estate developments.

Commercial

Site Planning & Permitting

Optimizing building footprints, utility services, lift stations, and drainage design for retail and commercial properties.

Municipal

Stormwater & Utilities

Comprehensive public works services for the planning, design, construction, and maintenance of community infrastructure.

Core Capabilities

Civil & Water Resource Solutions

Land Development Engineering

Site planning, grading, earthwork calculations, utility routing, local permitting, and construction administration.

Explore Service

Stormwater Management

Detention/retention basins, green infrastructure (bioswales, rain gardens), hydraulic modeling, and compliance.

Explore Service

Land Application & Water Reuse

Engineered systems for treated effluent application, irrigation reuse design, and nutrient management planning.

Explore Service

Value-Added Services

Pre-purchase feasibility studies, detailed construction cost estimating, O&M maintenance plans, and inspections.

Explore Service
Insights & Technical Writing

The Civil Seas Journal

Journal Coming Soon

We are preparing technical writing, case studies, and engineering insights on Florida coastal infrastructure, land development solutions, and stormwater management.

Stay Tuned