Expert HVAC Services in Northwest Indiana & Southwest Michigan

At Michiana Mechanical, we provide reliable heating, cooling, and indoor air quality services to homeowners throughout Michigan City, La Porte, New Buffalo, and surrounding NW Indiana and SW Michigan areas. From fast emergency repairs to full system installations and seasonal maintenance, our licensed technicians are here to keep your home or business comfortable all year long.

Comfort Club Membership

Enjoy peace of mind, priority service, and year-round savings.

Financing Options

Discover flexible financing for affordable HVAC upgrades.

Contact Us

Reach out to us for expert HVAC service and support.

Full-Service HVAC Solutions

We are dedicated to ensuring your comfort throughout every season. Trust our experienced team to deliver dependable and high-quality HVAC solutions.

Heating Systems

We help homeowners and businesses find the ideal heating solution that fits their space, budget, and energy efficiency goals. Our experienced team designs and installs systems that deliver reliable and long lasting comfort through every season.

Cooling Systems

Stay cool and comfortable with a custom cooling system. Whether you’re upgrading an outdated unit or installing central air for the first time, our experts deliver efficient, high-performing systems that keep energy costs low and indoor comfort high.

Indoor Air Quality

Indoor air quality plays a big role in your overall comfort and well-being. Whether you are managing a home, office, or commercial space, we offer solutions that help reduce airborne pollutants, control humidity, and improve ventilation. Our team works with you to create a healthier and more balanced indoor environment year-round.

Duct Cleaning

Over time, dust, debris, and allergens can build up in your ductwork, reducing air quality and HVAC efficiency. Our professional duct cleaning services restore clean airflow, improve system performance, and support a healthier indoor environment. We provide reliable solutions that enhance comfort and air quality year-round.

We take pride in delivering high quality service.

Why Choose Us?

With expert service, 24/7 availability, and flexible financing options, we ensure your comfort year-round. Trust Michiana Mechanical for reliable heating, cooling, and indoor air quality solutions!

Certified Excellence

Every job is performed to the highest industry standards.

24/7 Response

Our emergency response team is available around the clock.

Transparent Pricing

We provide detailed, upfront estimates with no hidden fees.

Detailed Solutions

Our full-service approach means you’ll never need to call another provider.

Northwest Indiana & Southwest Michigan’s Trusted HVAC Partner

Hear directly from homeowners who trust us to deliver exceptional results. Their experiences reflect our commitment to quality, precision, and expert care.

Michiana Mechanical offers no-hassle appointment setting and prompt, professional service performed by trusted and qualified technicians. There was clear communication, transparent pricing, and maintenance guidance. Michiana Mechanical will be my go-to business for any heating/cooling work in the future.

Seymour T.

Had an AC emergency during this June heat wave and Michiana called first thing this morning in response to my message and were so kind and prioritizing. Kyle did a great job getting me back up and running & look forward to using their services in the near future!

Kristen F.

I just had Edgar G complete my summer maintenance on my Daiken air conditioner and replace my furnace filter. He is friendly, professional, and courteous. I’m very happy with my Daikin furnace and air conditioner system and Michiana Mechanical.

Sandy S.

Short and Long-Term Financing Available

Invest in quality heating and cooling systems without the financial stress. We’ve partnered with trusted financial institutions to offer flexible payment plans that make energy-efficient equipment accessible to every budget. Explore our financing options below and take the first step toward improved home comfort with manageable monthly payments.

Financing promotion for 9 Month Same-As-Cash from Regions Bank with PreQualify option
Loan offer graphic displaying 8.99% APR 5-Year Loan from Regions Bank with PreQualify button
Green Regions Bank ad promoting 9.99% APR 10-year loan for home projects with “Start My Project Today” button
HVAC technician opening rear doors of Michiana Mechanical van in front of residential home

Faster Service. Bigger Savings. Better Comfort.

Join hundreds of Michiana Mechanical Comfort Club members who enjoy peace of mind, priority service, and year-round savings. From faster scheduling and seasonal maintenance reminders to exclusive discounts on repairs and new systems, our comfort club makes HVAC care simple, stress-free, and more affordable.

  • Preferred Scheduling

  • Discounts On Tune-ups & Repairs

  • Savings on New HVAC Systems

Expert HVAC Services in Northwest Indiana & Southwest Michigan

Request an Appointment Today

Ensure your home stays comfortable year-round with our expert HVAC services in Northwest Indiana & Southwest Michigan. Whether you need a repair, maintenance, or a new installation, our experienced team is here to help. Request an appointment today and let us provide you with fast, reliable, and high-quality service.