Episodes

Sept. 22, 2023

EP134 The Science of Air leading to Healthier Indoors with Alex DeGagne’ (August 2023)

My guest today, Alex DeGagne’, is one of those very interesting people I have met in my travels in the last few years. Alex is CEO & owner of MINOTAIR, a manufacturing company currently based in Gatineau in southwestern, Que…
Sept. 15, 2023

EP133 Commissioning an HVAC System is hard- doing it with measureQuick is easier with Jim Bergmann (August 2023)

Eric Kaiser and I had the pleasure of interviewing the man, the myth, the legend (and our friend) Jim Bergmann in this episode. As Jim’s business has grown, there are a lot of new updates, activities and events happening and…
Sept. 8, 2023

EP132 The Heat Pump Summit with Brent Davidson (August 2023)

I’ve been meeting a lot of interesting people from the tech world in in the last year or so.  My new colleague at Duckling, John Hoehn, Shelby Breger at Conduit and most recently, Brent Davidson. Brent has created the first …
Sept. 1, 2023

EP131 The responsible contractor in my backyard with Mat Stone (August 2023)

This episode started in 2018. I have had the notion for quite a while (since 2018) of the need for a responsible contractor network or RCN. This came up when my widowed sister that lives many states away was having trouble w…
Aug. 25, 2023

EP130 The VETO ProPac story with Roger Brouard (August 2023)

“Art and sweat built the tool bag.” This statement summarizes my interview with Roger Brouard, the founder of VETO Pro Pac. Roger shares with us the full story of his work life which lead him from a Fine Arts degree in Sculp…
Aug. 18, 2023

EP129 Free remote training is key to the future of HVAC/R with Jennifer Manzo (August 2023)

Jennifer Manzo is a powerhouse. I do not know where she finds the time to do all she does. From running a HVAC business and raising a family in Maine with her partner Valentino Valeriani, to creating the HVAChicks Coalition …
Aug. 11, 2023

EP128 He blinds us all with science or not? with Allison Bailes (July 2023)

(He blinded us with science) (Science) (Science) (Science) Actually he spends a lot of time illuminating us with details about building science.   Join us as Allison Bailes, “a well known troublemaker and a general pain in t…
Aug. 4, 2023

EP127 ACCA Standards help contractors build knowledge and improve performance with Wes Davis (July 2023)

Wes Davis joins us to provide some definitions, insights, and perspectives on HVAC Codes and Standards from his role as Director of Technical Services at ACCA - The AirConditioning Contractors of America. We dig into details…
July 28, 2023

EP126 Forced to learn the fundamentals in order to make the math and science work with Jim Bergmann (July 2023)

Let me take you back to a time, long, long ago, when Jim Bergmann did not understand everything in HVAC. Listen in as we delve into the story of Jim Bergmann and how the communities of HVAC, and more recently building scienc…
July 21, 2023

EP125 Breaking the cycle of settling for the status quo with Shelby Breger (July 2023)

Connect and support: a kind and noble mission that can span all elements of humanity. Connect in one way to understand.  Connect in a second way to bring information streams together. Conduit Tech is developing a means of ra…
July 14, 2023

EP124 Business Philosophy, why did we hire an ELK? With Eric Kaiser (July 2023)

A simple episode where Eric Kaiser (ELK) and Bill Spohn (OverKill Bill) riff on TruTech’s business philosophies: Core Values, Purpose and Niche and what kind of actions we take to put these words into action in the world. Al…
July 7, 2023

EP123 Business owner feature When's a good time to think about succession with Laurie Barkman (June 2023)

This episode should be helpful to business owners.  However, anyone working IN a business should find it interesting to know more about one of the topics on the mind of many business owners: business succession planning. Aft…
June 30, 2023

EP122 Applying disciplined interrelationships leads to better buildings with Brian Uhler (June 2023)

Brian Uhler calls himself a naturally observant builder. This personal characteristic has served him well as understands the residential construction market with some keen observations. Join as Brian explains how he came to …
June 23, 2023

EP121 An unapologetic solocast with Bill Spohn (June 2023)

Listen in as Bill chats with… himself! Again! He shares some recent, personal and business encounters and discussions that left an impression on him. We hope you find them interesting.   This episode was recorded in June 202…
June 16, 2023

EP120 Mindset and determination made the Mentor with Trevor Matthews (June 2023)

Trevor Matthews shares with us his fascinating life story: from the moment he shifted his life interests from travel and surfing into the trades and as it led to forming the Refrigeration Mentor a training, education and men…
June 9, 2023

EP119 There’s an ELK running around loose at TruTech! with Eric Kaiser (June 2023)

The 349 common connections Eric Kaiser and I share in LinkedIn speak a lot to the common perspectives we share. Yet, it’s in the differences, in the weeds, where the conversation gets interesting. Please welcome Eric Kaiser …
June 2, 2023

EP118 Building a thriving business with attentiveness and determination with Jeremy Begley (May 2023)

Jeremy’s been studying the details for many years.   Details like: Building and energy codes are becoming more and more stringent.  Green building programs are driving more and more high-end construction.  Products and const…
May 26, 2023

EP117 From Aerospace to Aeroseal Zac Reed shares fresh insights into residential duct and air sealing (May 2023)

Zac Reid, Product manager at Aeroseal, joins us today to share the technology, history and applications for Aeroseal products. Aeroseal was developed in Dr. Mark Modera’s California garage in 1993.   For the first time ever,…
May 12, 2023

EP116 Another of Bill's monologues (May 2023)

Listen in as Bill chats with… himself! He shares some recent, personal and business encounters and discussions that left an impression on him. We hope you find them interesting.   This episode was recorded in May 2023.
May 5, 2023

EP115 Advancements in technology through the eyes of Ben Walker at RETROTEC (April 2023)

Listen in as Bill chats with Ben Walker, the Co-CEO of Retrotec about a wide range of technology related topics from sensors to programming to AI-Artificial Intelligence. Ben shares with us his experiences over his career in…
April 21, 2023

EP114 The power of Big Picture Thinking with Chris Stephens (April 2023)

In this episode, Bill interviews Chris Stephens Refrigeration Business owner and Social Media Influencer extraordinaire!   There are so many nuggets to mine out of this episode, I hope you spend the time to listen to all of …
April 7, 2023

EP113 Mold Restoration: An Insider's view with Michael Rubino of Home Cleanse (March 2023)

In this episode, Bill interviews Michael Rubino founder of We discuss the technical & business aspects of mold removal and where it fits in to addressing and solving mold problems in a home or building. Michael is a forward…
March 30, 2023

EP112 Being Humble, Persistent, and Curious in the Trades With Adam Mufich (March 2023)

In this episode, Bill interviews Adam Mufich, AKA A-Team Adam. You may know Adam from his video podcast, , which is a big collaboration he does with his friends Chris Stephens ( on YouTube), Bill Russell ( on YouTube) and OT…
March 24, 2023

EP111 Putting The V back in HVAC and why you should care With Kevin Hart (March 2023)

In this episode, Bill chats with Kevin Hart, the founder of HAVEN, a start up that makes a unique IAQ sensor/control system. Hear from Kevin about his background as an electrical contractor and how he came up with the idea f…