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20 Years
experience
Emergency
services
Your Trusted HVAC & Pipe Fitting Experts in Lexington, KY
Since 2006, A & J Mechanical Services has been a trusted provider of HVAC and pipe-fitting solutions across Kentucky. Our team of certified technicians combines decades of collective experience with factory-trained expertise to deliver quality installations, repairs, and maintenance services for residential, commercial, and industrial clients. We prioritize honesty and integrity in every project, offering 24/7 emergency services to address urgent comfort needs. Backed by partnerships with industry leaders like Trane and Luxaire, we ensure our work meets the highest standards of performance and reliability. Our in-house sheet metal fabrication and absence of subcontractors guarantee efficiency and cost-effectiveness.

We stand by our work with a two-year installation warranty and comprehensive service agreements designed to extend system longevity. Through rigorous employee background checks and safety protocols, we maintain a professional team committed to exceeding customer expectations. Our dedication to community extends to supporting initiatives like the Make-A-Wish Foundation through partnerships with equipment manufacturers. With flexible scheduling and transparent pricing, we aim to make every customer interaction seamless and satisfactory.
Services
HVAC Installation Pipe Fitting Emergency Repairs Industrial HVAC Maintenance Plans
Details
  • Year established: 2006
Highlights and features
  • We offer 24/7 emergency HVAC services with real technicians available.
  • Our certified team undergoes continuous factory-trained education for industrial HVAC systems.
  • In-house sheet metal fabrication eliminates subcontractor delays and cost markups.
  • We provide a 2-year installation warranty backed by manufacturer guarantees.
  • No trip or mileage charges with transparent flat-rate pricing options.
Associations and certifications
  • Trane Comfort Specialists
  • BGCCPA Certified
Services
HVAC Installation
We specialize in complete HVAC system installations for residential and commercial properties. Our factory-trained technicians use state-of-the-art technology to ensure proper sizing and energy efficiency. Every installation includes a two-year warranty and manufacturer-backed guarantees for long-term reliability.
Pipe Fitting
Our certified pipe-fitters handle steel, iron, composite, and plastic piping for industrial and residential applications. Using advanced equipment and prefabrication techniques, we guarantee leak-proof systems for liquid or gas transport under all temperature conditions.
Emergency Repairs
Available 24 hours a day, our emergency repair team responds promptly to HVAC failures. With no trip charges and flat-rate pricing, we restore comfort systems efficiently while maintaining safety standards for residential and commercial clients.
Industrial HVAC
We service complex industrial HVAC systems including chillers, compressors, and building automation. Our technicians have over 100 combined years of experience maintaining pharmaceutical, manufacturing, and warehouse environments with minimal operational disruption.
Maintenance Plans
Our service agreements include annual inspections, discounted repairs, and priority scheduling. These plans help reduce energy costs, prevent breakdowns, and maintain manufacturer warranties through regular professional maintenance of heating and cooling systems.
Questions
What HVAC services do you offer?
We provide installation, repair, and maintenance for residential and commercial HVAC systems, including emergency services and industrial equipment.
Are your technicians certified?
Yes, our team undergoes factory training with brands like Trane and continuous education on the latest HVAC applications.
Do you offer 24/7 emergency service?
Yes, our emergency HVAC technicians are available 24 hours a day, seven days a week for urgent comfort system issues.
What areas do you serve?
We primarily serve Lexington, KY and surrounding areas including residential, commercial, and industrial locations across Kentucky.
What payment options are available?
We offer multiple payment options with transparent flat-rate pricing and no trip or mileage charges for service calls.
Do you provide maintenance agreements?
Yes, our service agreements include annual inspections, repair discounts, and priority scheduling to maintain system efficiency and warranties.