Capabilities

DDI Southeast is Ready for Your Next Project

  • SBA 8(a) Certified
  • WOSB/EDWOSB
  • CAGE 746P4
  • UEI MZC1HWND3398
  • NAICS 236220 & All 238’s
  • CBC1254015
  • CAC1819997
  • CCC1333949
  • Registered in SAM
  • Hazwoper
  • QCM-C
  • OSHA 30
  • EM3851-1
  • Safety Program
  • EMR & DART 1.0 & 0

General Construction

  • Design-Build 
  • Concrete – New, replacement & cutting 
  • Foundations / Grade-Beams 
  • Masonry / CMU / Cast-in Place Walls 
  • Structural Masonry & Steel Repairs 
  • Utilities & Site Work 
  • Epoxy Coatings / Waterproofing 
  • Red-Iron Steel Buildings 
  • IDIQ / Maintenance and Repair
  • Electrical – New Services & Upgrades 
  • Insulation 
  • Interior & Exterior Finishes 
  • Windows & Doors 
  • Joint Scoping 
  • Demolition & Disposal 
  • Auger-Cast Piles 
  • Boat Ramps / Sea Walls
  • Paint Booths

HVAC Division

  • Design-Build 
  • Consulting / Joint Scoping 
  • DX & Chilled Water
  • Chiller Replacements 
  • Pumping Packages 
  • Make-up Air Units
  • Kitchen Exhaust & Ventilation 
  • Roof-top Replacements 
  • Structural Curb Install / Repairs 
  • Server Room Units 
  • Multizone VRF Units 
  • DOC & Modernization 
  • Duct Systems 
  • Test & Balance

Roofing Division

DDI has the experience, resources, and safety record to provide our customers with a turn-key project that is second to none. Whether you are in need of repairs, have a new or existing building, our team will work with you to customize a roofing system that is best for your structure & its geographical location. Listed here are some of the products our team has worked extensively with:

  • New Work & Repairs 
  • Metal Roofing 
  • ISO Systems 
  • Built-up Roofing 
  • EPDM Roofs 
  • Modified Bitumen / SA or Torch Applied 
  • TPO / PVC 
  • Spray Applied Roof Coatings

Electrical Division

  • Substations & Distribution
  • Metering
  • Arc Flash Analysis
  • Troubleshooting/Repairs
  • Generators & ATS
  • Service entrance upgrades
  • Lightning Strike Protection
  • Lighting Upgrades
  • Panel Upgrades & Modifications
  • Variable Frequency Drives (VFD’s)
  • Motor Controls, Instrumentation Services, Motor Drives
  • Water / Waste Water Repairs & Replacement
  • Circuit Installations for Offices, Modifications and New Wiring
  • Data wiring, computer, low voltage wiring, fiber optics
  • Pump replacement & diagnostics
  • Feeds for HVAC & Related Equipment

Serving Our Clients

About DDI Southeast

Our mission is to provide exceptional quality, communication and innovation, allowing DDI Southeast to provide its clients with an unparalleled experience.

DDI Southeast was founded in 2007 as a general construction firm. Over the past 13 years, it has expanded its concentrations to include HVAC and Roofing Divisions in order to meet client needs. DDI is comprised of multi-level experienced personnel and resources in all phases of the construction field. Our team has the technical knowledge and broad market experience allowing DDI to deliver specialized services across the entire project life cycle.

Currently, the firm operates as a fully insured and bonded, self-performing contractor with completed and ongoing contracts for multiple Federal, State, and Local agencies and the private sector in the southeastern United States with a goal of continuous expansion.


Safety is every employee’s responsibility, every job, every time.

Our safety culture starts with the DDI Southeast leadership and is executed by our qualified Safety Officers. Our safety team is experienced, well-trained and equipped with the resources to effectively administer all safety procedures. Project Managers and Superintendents play a crucial role in the advancement of our safety procedures. Field supervisory personnel set the tone for safety at jobsites and understand their critical role in delivering safety messages to each worker. Field employees communicate safety concerns and lend their experience to daily safety plan procedures.