The 5 Rooftop Trends to Watch in 2023

Melissa Schumann
Large Commercial Rooftop Portfolio Leader
Trane Commercial North America

Melissa Schumann joined Trane in 2011 and currently is the Large Commercial Rooftop Portfolio Leader. In this role, she is responsible for new product development portfolio strategy, lifecycle management and financial performance for rooftops in the 20-150 ton range. In her prior role as Controls Sales Support leader, her team led the controls customer visit program, offered controls training, managed contractor programs, and supported sales on project strategy and product selection. Prior, she was the Tracer Concierge Product Manager and Light Commercial Control Contractor Program leader. She has worked on a variety of projects that include decarbonization strategy, STEM education initiatives, development of the Tracer BAS Operator Suite mobile app, smoke controls listings and technician tools.

Melissa graduated from the University of Minnesota with a bachelor’s degree in mechanical engineering and earned her master’s degree in business administration at the University of Minnesota’s Carlson School of Management in 2012..

Carl Breczinski
Light Commercial Rooftop Portfolio Leader
Trane Commercial North America

Carl Breczinski is a Portfolio Leader, responsible for Trane’s Light Unitary Rooftop HVAC Equipment. Carl has worked in refrigeration and HVAC with Trane Technologies for the past 11 years. Currently his responsibilities include the Precedent and Foundation product lines that cover 3-25 Tons capacity. Prior to his current role he has held product management roles covering aftermarket parts, transport refrigeration equipment, and connected equipment.

Carl holds a Bachelor of Science degree in Electronic Engineering Technology and a Master of Science Degree in Industrial Management from South Dakota State University, as well as an MBA from the University of Minnesota’s Carlson School of Management. Outside of work Carl enjoys spending time with his wife and children, listening to live music, cooking, and enjoying the Minnesota outdoors.

Abigail Williamson
Unitary Commercialization Leader
Trane Commercial North America

Abigail Williamson is the Unitary Commercialization Leader for Trane Commercial. After graduating from Vanderbilt University with a bachelor's degree in mechanical engineering, she remained in Nashville, TN and joined Trane’s Light Commercial Unitary support team. After that, Abigail transitioned to Large Unitary Product Management, starting her role with assisting the launch of the IntelliPak® 2 line. In her current Commercialization role, Abigail supports the entire Unitary 3 to 150 ton portfolio. Throughout her 15 years with the company, her passion has been helping Sales Engineers and customers, with a continued focus on the many designs, features, and capabilities in both rooftop and split system equipment.

When she’s not working, she revels in time spent with her family and dogs, cooking (minus baking), and patiently awaiting spring so she can garden vegetables in her back yard.