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45 Years
experience
Emergency
services
Your Trusted HVAC & Mechanical Services Provider in Indianapolis
Jmi Mechanical has been a trusted mechanical contracting firm since 1981, serving Indianapolis and surrounding areas. Founded as a family-owned business, we specialize in HVAC systems, plumbing, refrigeration, and building automation, delivering tailored solutions for commercial clients. With over 41 years of experience, our team combines technical expertise with a commitment to quality, offering preventative maintenance, emergency services, and energy-efficient upgrades.

We prioritize client satisfaction through personalized service, advanced technology integration, and adherence to industry standards. Our partnerships with leading brands and 24/7 availability ensure reliable support for projects ranging from small repairs to large-scale installations. Backed by decades of local experience, we guarantee durable, cost-effective solutions that meet evolving client needs.
Services
HVAC Installation Plumbing Repairs Refrigeration Services Preventative Maintenance Building Automation Emergency Repairs Energy Audits Temperature Control Commercial Heating
Details
  • Year established: 1981
Highlights and features
  • 41+ years of specialized HVAC and mechanical contracting experience
  • 24/7 emergency service with rapid response times
  • Customized preventative maintenance plans for commercial systems
  • Partnerships with industry-leading equipment manufacturers
  • Locally owned with deep understanding of Indianapolis commercial needs
What people say
Excellent service Top-notch technicians Professionalism Quality Timely response
Services
HVAC Installation
We specialize in complete HVAC system installations for commercial properties. Our experts assess building requirements to recommend energy-efficient heating, ventilation, and air conditioning solutions. We handle all project phases from design to implementation, ensuring optimal performance and energy savings. Our technicians are certified to install systems from leading manufacturers like Carrier and Trane.
Plumbing Repairs
Our emergency plumbing repair team responds 24/7 to commercial plumbing crises. We diagnose and fix leaks, pipe bursts, and system failures using advanced diagnostic tools. Services include sewer pipe lining (CIPP), fixture repairs, and code compliance upgrades. Our licensed plumbers ensure minimal business disruption during repairs.
Refrigeration Services
We provide comprehensive refrigeration solutions for commercial clients, including installation, maintenance, and emergency repairs. Our technicians service walk-in coolers, freezers, and industrial refrigeration systems. We offer 24/7 emergency response and preventative maintenance plans to ensure food safety and equipment longevity.
Preventative Maintenance
Our customized maintenance programs extend equipment lifespan while reducing unexpected failures. We offer quarterly HVAC inspections, plumbing system checks, and refrigeration tune-ups. Preventative care includes performance testing, component lubrication, and energy efficiency optimization for commercial mechanical systems.
Building Automation
We design and implement building automation systems (BAS) that integrate HVAC, lighting, and security controls. Our solutions enable centralized monitoring and energy management through user-friendly interfaces. We work with Honeywell and Carrier controllers to create intelligent building environments that balance comfort with operational efficiency.
Questions
What HVAC services do you offer for commercial buildings?
We provide full-service HVAC solutions including installation, repair, maintenance, and energy audits for commercial properties of all sizes.
Do you offer emergency plumbing services?
Yes, our 24/7 emergency service responds to commercial plumbing crises including leaks, pipe bursts, and system failures.
What areas do you service?
We serve Indianapolis and surrounding areas within a 100-mile radius, including commercial properties in central Indiana.
Are preventative maintenance plans available?
Yes, we offer customized maintenance programs for HVAC, plumbing, and refrigeration systems to prevent emergencies and extend equipment lifespan.
What brands do you work with?
We service and install equipment from major manufacturers including Carrier, Trane, Honeywell, and Lennox.
How quickly can you respond to emergencies?
Our emergency team typically responds within 2 hours for critical commercial HVAC and plumbing issues.