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Business Details
26 Years
experience
Emergency
services
Professional HVAC & Electrical Services in Alpine, Texas
Founded in 2000 by Juston Martin, 7M Fabrication has built a reputation for excellence in HVAC and electrical services across the Big Bend region. With over 25 years of industry experience since 1995, our team specializes in custom HVAC system design, installation, and maintenance for residential and commercial clients. We pride ourselves on using premium brands like Trane, Lennox, and Comfortmaker, backed by EPA-certified technicians who undergo continuous training. Our commitment to customer satisfaction drives our 24/7 emergency service and personalized approach to every project. Rooted in a family legacy dating back to the early 1900s Agua Fria Ranch, we combine generational expertise with modern technology to deliver reliable solutions.

From ductwork fabrication to commercial refrigeration, our services address diverse climate control and electrical needs. We emphasize transparency, quality craftsmanship, and long-term client relationships, ensuring systems operate at peak efficiency. Our Alpine, Texas-based team serves both large-scale commercial operations and individual homeowners throughout the region. Recognized for prompt emergency response and technical expertise, we remain dedicated to advancing our skills while maintaining the values that founded our company.
Services
HVAC Installation Electrical Repairs Commercial Refrigeration Generator Installation Ductwork Fabrication System Maintenance Breaker Panel Upgrades Home Rewiring Carbon Monoxide Testing Air Balancing
Details
  • Year established: 2000
Highlights and features
  • We offer 20+ years of specialized HVAC experience in high mountain desert climates
  • Our EPA-certified technicians complete ongoing training for advanced system knowledge
  • We guarantee 24/7 emergency service with rapid response times
  • Family legacy of land stewardship ensures long-term reliability
  • We provide custom heat gain/loss calculations for optimal system sizing
Associations and certifications
  • EPA
What people say
Excellent service Great value Professional and courteous Prompt emergency response Knowledgeable technicians
Services
HVAC Installation
Custom HVAC system design and installation for residential and commercial properties. We implement energy-efficient Trane equipment with precise sizing calculations to ensure optimal performance. Our process includes ductwork fabrication, refrigerant piping, and smart thermostat integration for complete climate control solutions.
Electrical Repairs
Comprehensive electrical maintenance and repair services for homes and businesses. Our licensed technicians handle panel upgrades, wiring repairs, and emergency power solutions while maintaining strict safety standards. We specialize in complex troubleshooting for both modern and older electrical systems.
Commercial Refrigeration
Specialized refrigeration services for grocery stores, restaurants, and convenience businesses. We provide preventive maintenance programs, emergency repairs, and system upgrades to ensure continuous operation of critical cooling equipment in commercial environments.
Generator Installation
Kohler generator installation and maintenance services for residential and commercial clients. We ensure reliable backup power solutions with proper system sizing and transfer switch installation to protect against power outages in remote Big Bend locations.
Ductwork Fabrication
Custom duct system design and installation using premium materials. Our fabrication process ensures proper airflow distribution, energy efficiency, and noise reduction for both new construction and system retrofit projects in diverse building types.
People
Juston Martin
Owner / Certified Technician
HVAC and electrical expert with 25+ years local experience. Founder of 7M Fabrication in 2000, carrying forward family legacy from Agua Fria Ranch. Directs operations and technical training while maintaining hands-on client service.
Juan
Lead Technician
Experienced HVAC specialist recognized for exceptional customer service. Completes complex installations and emergency repairs with attention to detail. Represented company excellence in multiple customer testimonials.
Questions
What HVAC brands do you work with?
We specialize in Trane, Lennox, and Comfortmaker systems while servicing all major brands except window units.
Do you offer emergency electrical services?
Yes, our 24/7 emergency service includes generator support and urgent electrical repairs.
Can you retrofit existing HVAC systems?
We upgrade outdated systems with modern components like variable-speed motors and programmable thermostats.
What electrical services are available?
We handle commercial wiring, residential upgrades, breaker panel replacements, and generator installations.
Is financing available for new systems?
Yes, we offer financing options for home comfort systems with approved credit.
How do you determine proper system sizing?
Our technicians perform detailed heat gain/loss calculations considering insulation, windows, and building layout.