HVAC Learning At It's Best
Learning Solutions puts industry-leading knowledge at your fingertips with training designed to help individuals, teams, and businesses succeed. From technical instruction and sales development to leadership and business education, our programs support every stage of professional growth.
Through expert instructors, a growing library of online learning, and flexible instructor-led experiences, Learning Solutions provides the tools and resources to help you build skills, strengthen your team, and stay ahead in a constantly evolving HVAC industry.
Rebecca Priddy
Senior Manager, External Training
At Lennox Learning Solutions, we are committed to helping dealers strengthen their teams, grow their businesses, and stay ahead in an evolving HVAC industry. Through industry-leading technical, sales, leadership, and business training, our goal is to provide practical learning experiences that drive measurable results for every stage of your team's development.
Our team continually evaluates and enhances our training portfolio to ensure our programs reflect today's industry needs and tomorrow's opportunities. From hands-on technical instruction and online learning to leadership development and sales excellence, we are focused on delivering training solutions that help our dealers build stronger businesses and more confident, capable teams.
I am excited to lead our External Training organization as we continue expanding learning opportunities, introducing new programs, and making our training more accessible than ever before. Together with our talented instructors and learning professionals, we are dedicated to providing high-quality education that supports your long-term success.
Whether you're developing new technicians, growing your sales team, or investing in the next generation of leaders, Lennox Learning Solutions is proud to be your trusted training partner.
We look forward to seeing you in class!
Doug Smiley
Sales & Technical Training Manager &
ON AIR
Podcast Host
20+ Years of HVAC Experience
Doug Smiley currently serves as the Technical Training Manager for Lennox Residential. The technical team
is responsible for content and curriculum development of HVAC technical training for contractors and
dealers. Doug has been in the HVAC technical training world for the past 13 years. His collective HVAC
career spans 21 years and includes every position from installer to service tech roles, management and
leadership roles at the dealer level, and educational and training development roles for the manufacturer.
HVAC Sales and Business Instructors
Colin Cree
Instructor
- 20+ years of business performance coaching, sales leadership, and facilitation experience
- Expertise in executive leadership, sales management, operations, and business development
- Extensive experience coaching business owners, leaders, and sales professionals
- Specializes in leadership development, operational excellence, financial accountability, and customer-focused sales strategies
- Background across the HVAC, real estate, and service industries
- Delivers interactive, workshop-based training with practical tools participants can implement immediately
Steven Litt
Instructor
- Experience writing HR development manuals and running management training programs
- Expert in Operations and Sales Management
- Started a performance contracting company
- Currently the director of a private postsecondary HVAC/Plumbing trade school
Mike Treas
Instructor
- 30 years of sales and sales management experience
- Experience in the HVAC industry as a Sales Manager and Comfort Advisor for one of the largest and well-respected residential heating and air conditioning contractors
- Partnered with 150+ contracting companies conducting training and consulting in the areas of sales, sales management, business management, customer service and technician training
- Expert in developing a selling culture for businesses
HVAC Technical Instructors
Tom Cates
Instructor
HVAC Designer/Trainer/Consultant
Tom has over 39 years of experience in the HVAC industry and owns and operates “On the LEVEL HVAC Design”. He has extensive experience in the installation, verification, and design of mechanical systems for residential and small commercial buildings, including heating and cooling load calculations as well as duct, ventilation, hydronic, and geothermal design. His experience also includes 19 years of HVAC training, as well as curriculum development in several aspects of the HVAC industry. He has written several articles for HVAC publications such as Mechanical Business.
Tom retains a Red Seal 308A Sheetmetal Licence from the Ontario College of Trades and is a licensed Gas Technician (G2) in accordance with the Technical Standards and Safety Authority (TSSA). He holds certification with Langevin Learning Services in “Instructional Design” and “Training Needs Analysis”. He also maintains a registered Building Code Identification Number (BCIN) with the Ministry of Municipal Affairs and Housing and is certified for mechanical design with The Heating Refrigeration and Air Conditioning Institute of Canada (HRAI), The International Ground Source Heat Pump Association (IGSHPA), as well as the Canadian GeoExchange Coalition of Canada (CGC).
He sits on various industry committees such as The Canadian Standards Association CSA F300 and CSA F326 and has presented at provincial and national conferences such as the Alberta Building Officials conference in 2019, the Ontario Building Officials conference in 2023, as well as HRAI’s national trade, show CMPX in 2024 on several topics including the National Building Code, the Ontario Building Code, and CSA Standards.
As a senior trainer with Lennox Industries, HRAI (The Heating Refrigeration and Air Conditioning Institute), and IGSHPA (International Ground Source Heat Pump Association) Tom delivers training courses across Canada and has received HRAI’s Education Supporter Award in 2007, HRAI’s Education Leader Award in 2014, and HRAI’s Presidents Recognition Award in 2017.
Tom has developed HRAI course curriculum, including manuals and presentations, such as Introduction to Residential HVAC Equipment, Residential Ventilation Design, and Installation, and most recently the Residential Air System Design manual recognized in the industry as the standard for designing Residential Air System Designs.
Tom has over 39 years of experience in the HVAC industry and owns and operates “On the LEVEL HVAC Design”. He has extensive experience in the installation, verification, and design of mechanical systems for residential and small commercial buildings, including heating and cooling load calculations as well as duct, ventilation, hydronic, and geothermal design. His experience also includes 19 years of HVAC training, as well as curriculum development in several aspects of the HVAC industry. He has written several articles for HVAC publications such as Mechanical Business.
Tom retains a Red Seal 308A Sheetmetal Licence from the Ontario College of Trades and is a licensed Gas Technician (G2) in accordance with the Technical Standards and Safety Authority (TSSA). He holds certification with Langevin Learning Services in “Instructional Design” and “Training Needs Analysis”. He also maintains a registered Building Code Identification Number (BCIN) with the Ministry of Municipal Affairs and Housing and is certified for mechanical design with The Heating Refrigeration and Air Conditioning Institute of Canada (HRAI), The International Ground Source Heat Pump Association (IGSHPA), as well as the Canadian GeoExchange Coalition of Canada (CGC).
He sits on various industry committees such as The Canadian Standards Association CSA F300 and CSA F326 and has presented at provincial and national conferences such as the Alberta Building Officials conference in 2019, the Ontario Building Officials conference in 2023, as well as HRAI’s national trade, show CMPX in 2024 on several topics including the National Building Code, the Ontario Building Code, and CSA Standards.
As a senior trainer with Lennox Industries, HRAI (The Heating Refrigeration and Air Conditioning Institute), and IGSHPA (International Ground Source Heat Pump Association) Tom delivers training courses across Canada and has received HRAI’s Education Supporter Award in 2007, HRAI’s Education Leader Award in 2014, and HRAI’s Presidents Recognition Award in 2017.
Tom has developed HRAI course curriculum, including manuals and presentations, such as Introduction to Residential HVAC Equipment, Residential Ventilation Design, and Installation, and most recently the Residential Air System Design manual recognized in the industry as the standard for designing Residential Air System Designs.
George “Geeno” Clayton
Instructor
30+ Years HVAC-R Experience
- 8 Years – Service Technician
- 8 Years – Technical Consultant
- 12 Years – Product Development & Research (Testing Specialist)
- 8 Years – Technical Trainer
- Graduated from University of Arlington Tx (Business Marketing)
- Graduated from Lincoln Technical Institute (HVAC-R)
- Universal EPA Certified
- N.A.T.E. Certified Certified
- HVAC-R Certified
Eric Grubbs
Instructor
- 26 Years in the HVAC Industry as a Technician, Instructor, Instructional Designer, Project manager and Business Owner.
- Retired from the Air Force after 24 years of Service
- Holds 3 degrees in Electrical/Mechanical Technology, Human Resources Management, and Instructor of Technology and Military Science
- Specializes in implementing Adult Learning Concepts into training
Nathan Stringer
Instructor
Education
- C.A.T.E HVAC Trade School
- Union Apprenticeship
- N.A.T.E Certified
- Universal EPA Certified
- 12 Years Industry Experience
- Field Technician Residential/Commercial Systems
- Residential Subcontractor
- Product Development and Research Lennox
- Technical Trainer Lennox
Joel Laureano
Instructor
- 25+ years of HVAC Experience
- Doctorate in Divinity & Education
- Universal EPA Certified
- NATE Certified
- Licensed Technician Residential/Commercial Systems
- Instructional HVAC Designer for the Air Force
- Bilingual educator (English & Spanish)
Chuck Oxner
Instructor
- HVAC experience for 40+ years in residential, commercial and industrial.
- Certified Master HVAC Educator
- State Licensed for HVAC and Electrical contractor in 3 states
- NATE Certified
- Master Electrician
- Numerous HVAC certifications
- Tom Henry National Electrical School
- HVAC Cert.-Piedmont Tech.
- B.S.- U. South Carolina
Zak Majdali
Instructor
- Technical Training Consultant For Lennox Industries
- I currently Have 21 Years In The Trade With 19 Years As A Technical Instructor
- Majored in circuit design which includes, component diagnostics, troubleshooting, programing, and
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