Southeast Site & Underground, LLC

Southeast Site & Underground (SESU) is a civil / site contractor located in Freeport, Florida. The company provides a full range of civil and site construction services throughout northwest Florida. With a commitment to excellence, SESU serves both public and private clients, providing quality work in a timely and cost efficient manner.


About Us


Owners Robert Spears and Mike Ison have over 39 years of combined experience in the field of civil construction. SESU has a skilled team of 20 core employees with expertise in underground utilities, site work, business management, value engineering, project management, and field crew supervision.

“Our mission is to provide superior site construction services to our private and public clients with integrity and skill, delivering projects on time and within budget” – Owners Robert & Mike


State of Florida Certified General Contractor CGC1519816

Qualified Stormwater Management Inspector (NPDES) #6961

Advanced Maintenance of Traffic

Florida Certified Pile Burner

OSHA Confined Spaces Entry, Attendant, and Entry Supervisor

NUCA Competent Person Certification



Concrete Work



Fencing and Grassing

Retaining Walls

NUCA Competent Person Certification


Tyndall Air Force Base Hangar Expansion – Subcontractor to GCUC

Rosemary Beach Drainage Phase 1 & 2 – Prime Contractor

County Road 2 (Walton County) – Subcontractor to CW Roberts

Carson Oaks Phase II – Prime Contractor

Paradise Cove – Prime Contractor

Prominence Phase I North – Prime Contractor

Prominence Phase II South – Prime Contractor

Prominence Town Center (The Hub) – Prime Contractor

Mussett Bayou Manor – Prime Contractor

Seabreeze South – Prime Contractor

Grace Point – Prime Contractor

CR30A & 393 Intersection Improvements – Walton Co.

Cove at 17 Watermain Relocate – South Walton Utilities

Misc. Drainage Repairs – Transfield Services

Misc. Repairs – Advance Fire Protection

Misc. Repairs – South Walton Utilities

Get in touch

415 Highwat 20 Freeport, FL 32439

Call Us

OFFICE: (850) 835-1064