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About D & D LLC
D & D LLC serves Sanford, North Carolina and surrounding Lee County communities as a residential HVAC contractor with 469 customer reviews averaging 4.9 stars. The company operates Monday through Friday from 8 AM to 4:30 PM, providing installation, repair, and maintenance services for home comfort systems. Customers consistently note the team's punctuality, professional conduct, and thorough approach to explaining equipment operation to homeowners.
What distinguishes D & D LLC from neighboring contractors is their attention to worksite cleanliness during installations. Multiple reviewers specifically mention the crew kept their homes clean inside and outside crawlspaces, vacuuming debris left by previous installers. The company demonstrates expertise across modern equipment including mini-split systems and works with homeowners to ensure they understand thermostat programming and system operation.
Reviewers consistently identify technicians by name when describing their experiences. Tomas received praise for keeping customers informed while diagnosing complex issues. Sedric and Dustin resolved an issue within five minutes after thoroughly explaining the problem. Darius led a mini-split installation where the crew arrived on time, completed the work correctly, cleaned the property, and secured the premises before leaving.
What Customers Say
All 469 reviews carry 5-star ratings, with technicians Tomas, Sedric, Dustin, Misael, Luis, and Darius each mentioned by name in multiple positive assessments. Customers frequently highlight same-day response times, with one reviewer noting a technician arrived within 25 minutes of contact.
Working Hours
| SundayToday | Closed |
| Monday | 8 AM–4:30 PM |
| Tuesday | 8 AM–4:30 PM |
| Wednesday | 8 AM–4:30 PM |
| Thursday | 8 AM–4:30 PM |
| Friday | 8 AM–4:30 PM |
| Saturday | Closed |
Services
HVAC Installation
New system installation with on-time arrival, thorough property cleanup, and homeowner education on equipment operation.
AC Repair
Diagnostic and repair services with same-day response times for residential cooling systems.
Heating Repair
System diagnostics and repairs addressing heating failures and performance issues.
Mini-Split Installation
Ductless mini-split system installation including property securing and final cleanup.
Ductwork Inspection and Cleaning
Assessment and vacuuming of ductwork, including removal of debris from previous installations.
Thermostat Setup and Training
Installation and explanation of new thermostat systems to ensure homeowner understanding.
Preventative Maintenance
Regular service visits to maintain system performance and prevent future issues.