Air Conditioning Service

Providing Home and Business Air Conditioning Repairs and Services in the Green Cove Springs, Fleming Island and Clay County areas.

Air Conditioning Maintenance, Repair & Installation

Keeping Your Home Cool and Comfortable in Any Weather

Service You Can Trust

You deserve to be comfortable in your own home and nothing ruins a beautiful day like an air conditioner that quits. When Florida weather heats up, you need an air conditioning service you can trust. Our team of experienced technicians are here for you!

DDI Southeast is committed to keeping your home comfortable even on the hottest summer days. We provide routine maintenance to stop problems before they start. When something does go wrong, our technicians perform a comprehensive diagnostic to find and fix the problem quickly and affordably.

How long will your AC unit last?


Routine maintenance keeps your air conditioner running efficiently which keeps your electric bill down and reduces the risk of needing to be replaced prematurely.

DDI Southeast certified technicians keep your A/C unit performing at peak efficiency to prevent your system from failing when you need it most.


When your central AC system quits, we are here for you. Our heating and air technicians work to quickly diagnose and fix your problem to get your system back up and running as soon as possible.

Our technicians deliver top-quality service while respecting your budget. We provide straightforward pricing so you know what to expect.


Replacing your heating and air conditioning unit is an investment in your home. Our team is committed to helping you select the best option for your needs and budget with no high pressure sales.

Trained technicians properly install your new air conditioning system to ensure optimal performance and efficiency for the life of your new HVAC unit.

Air Conditioner Not Working?

Call us now at (904) 657-2223

Our team will schedule a technician to come out to diagnose and repair your AC unit as quickly as possible.


Best Home AC Service in Clay County

We work where we live and we care about our neighbors. When you contact DDI Southeast, you can expect to receive timely service, honest diagnostic reports, quality repair services, fair pricing, accurate quotes and the best customer service in the industry.

We perform thorough maintenance and comprehensive diagnostic checks to ensure we give you an accurate estimate on labor and parts. When you need to replace your home air cooling system, we can help you select the right central air system for your home and your budget.

AC Services You Can Trust

We have all heard stories about sub-par AC service. As your friendly neighborhood HVAC technicians, we hold ourselves to a higher standard. You can trust DDI Southeast to deliver only the highest quality parts and services for you and your home.

Homeowner Resources

We value our customers and want to keep your heating and air conditioning unit working for you. Often times, costly repairs can be prevented with simple maintenance. That is why we believe it is important to equip homeowners with the information they need to care for their AC and heating unit between service calls.

At DDI Southeast, our goal is to provide you with the services you need when you need them most and the answers to any questions you have along the way. Whether you are looking for ways to extend the life of your system or a first time homeowner looking for tips on basic AC maintenance, we are happy to provide reliable, informational resources for you.

Our Veteran Managed HVAC Team has over 50 years of experience maintaining, repairing and installing AC units for customers in Northeast Florida and beyond. We are here to service your home cooling system and provide the information you need.

Johnson Controls
White Rodgers

HVAC Hours of Operation

Regular Office Hours:

Monday - Saturday 7:30 am to 5:00 pm

After Hours Service:

Monday - Saturday 5:00 pm to 9:00 pm

We answer all calls in person during normal business hours up to 9:00 pm at night, Monday through Saturday. An on-call technician is available 7 days a week, 24 hours a day. If you require service outside our hours of operation, please leave a message and our on call technician will follow up with you as soon as possible.

HVAC License 1819997


Proudly Serving Our Neighbors in Clay County, Green Cove Springs, Fleming Island and Middleburg, Florida

Heating and Air Conditioning Services

  • Preventive Maintenance
  • Air Conditioning Repair
  • Heating Repairs
  • Zone Systems
  • Duct Repairs & Replacement
  • Air Conditioning Installation
  • Indoor Air Quality Testing & Management

Service Request Form

US Army Corps Of Engineers
United States Forest Service
Defense Logistics Agency