Service is
our trademark.

Delivering advanced HVAC solutions for over 50 years.

Since 1967, MSI has consistently delivered the most advanced HVAC equipment solutions to meet the needs of the engineering community.

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From start to
finish, we offer technical expertise.

Just as important as the equipment is the high degree of service customers have come to expect from MSI. From start to finish, we offer technical expertise, custom HVAC solutions, responsive installation and maintenance support. We also provide the latest information on HVAC technologies and design trends.

At MSI, our commitment to you doesn’t stop with the sale of equipment. We’ll continue to service your needs with a high degree of technical competency to assure that the equipment you specify meets your expectations today and in the future.

Energy Efficiency

At MSI, we represent industry-leading manufacturers who invest heavily in modern technologies to improve both equipment and overall system efficiencies.

Our Capabilities

HVAC Equipment

We provide both HVAC equipment selections and overall HVAC system design support. In fact, MSI was founded on being an HVAC equipment representative and first started representing McQuay (now Daikin Applied) in 1967. We now represent 50+ industry leading manufacturers giving our customers options to meet their project needs.

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Air Distribution

We began representing Titus Manufacturing Corporation  20+ years ago, which was founded in 1946 in Waterloo, Iowa, before relocating to Texas in 1975. Our comprehensive line card allows for a holistic approach to air distribution system design. From small tenant improvements to large institutional projects, we can support your air distribution needs.

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We’re able to support our customers with everything from small commercial to large industrial hydronic systems. We provide both hydronic equipment selections and overall hydronic system design support. Our line card also allows for a comprehensive approach to hydronic system design.

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Our team has significant experience with controls and building automation systems allowing us to complement the solutions provided by the building owners incumbent controls contractor.  Our manufacturers’ system level controls are set to align with the building automation strategies. Additionally, our product portfolio includes vital metering and measurement solutions critical to performance, energy, comfort and safety.

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Indoor Air Quality

Many new indoor air quality technologies have entered the HVAC market in the past few years. There are numerous benefits to improving indoor air quality including pathogen mitigation, increased HVAC efficiency and improved occupant productivity to name a few. MSI is proud to contribute expertise in this space.

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The capabilities &
expertise you need.

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Our Work

We take pride in our long-term relationships with manufacturers and have represented the world’s finest HVAC system manufacturers for decades, including Daikin, Nortek Air Solutions, Baltimore Aircoil Company, and ABB


Five Locations, Two States

From Nebraska to Iowa, MSI is proud to serve as the leading manufacturer’s representative in the Midwest for HVAC equipment.

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Delivering HVAC Solutions

What makes the MSI team stand out is that we don’t just understand our best-in-class manufacturer’s products — we offer consultative expertise for complete HVAC systems.

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