Tommy Joyner

Inspirer
DISC Type : di

CTO at Amperesand

Reno, Nevada, United States

Overview

Tommy Joyner is the CTO at Amperesand, specializing in energy product design for EV batteries and storage systems. An experienced technical leader in power electronics, software, and manufacturing, he holds a BS from the University of Nevada, Reno. Colleagues describe him as talented, dependable, and hard-working.

His background suggests a unique blend of deep technical knowledge and an interest in humanities. While his career is rooted in solving complex engineering challenges, his advanced education points to a broader intellectual curiosity beyond his primary field.

Uniquely, he holds a Master of Arts degree from Southern Evangelical Seminary, indicating a strong interest in theology.

Personality Overview

Decisive

Charming & Persuasive

Confident & Optimistic

They respond well to objective pitches but also attach some value to relationships.  They don’t mind taking a stand if they believe in something. They usually prefer to drive the conversation.

Topics They Care About

Energy Product Design
He is focused on developing EV batteries and both residential and industrial energy storage systems, leveraging his experience from Tesla and Generac.
Building Technical Teams
Passionate about creating innovative engineering teams that operate on first principles. He is actively recruiting for his teams at Amperesand.
Battery Electronics
Possesses deep expertise in high and low voltage battery electronics for managing vehicle and energy product performance, a key focus throughout his career.

Media Appearances

Tommy has no verified media appearances

Work History

1-2025 - 4-2025
CTO at Amperesand
1-2023 - 1-2025
VP of Engineering, Clean Energy at Generac Power Systems
8-2021 - 1-2023
Sr Manager Battery Electronic Design and Core Test Engineering Techology at Tesla
3-2019 - 8-2021
Sr. Manager, Core Test Engineering Technology at Tesla
3-2018 - 3-2019
Manager, Core Test Engineering Technology at Tesla

Education

2000 - 2003
BS from University of Nevada, Reno
2009 - 2014
Master of Arts (M.A.) from Southern Evangelical Seminary

More Information

Social Presence :

Prographics :

Exp : 10 Location : Reno, Nevada, United States Job Level : N/A Designation : CTO at Amperesand
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Insights For Selling To Tommy

During A Call Or A Meeting

DO's

  • Look like someone who is on top of their game
  • Focus on the big picture and the strategic value of your product
  • Clearly address the competitive aspects

DONT's

  • Don’t keep repeating the same information, it could make them impatient
  • Don’t be very informal even if they are being so themselves
  • Don’t be too verbose or overly friendly; a little bit, however, is fine

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Tommy is

  • Confidence in the product’s value is critical, followed by relationship and a sense of achievement.
  • Will you ever get a clear answer from Tommy

  • They will not hesitate to say no if they do not develop conviction.

Insights For Deal Planning

    How fast (or slow) will Tommy move?

  • If they develop confidence in your product and you, then they can make fast decisions.
  • Can Tommy take some risk or not?

  • If necessary, they have the ability to take risky decisions.

You And Tommy

Personality Compatibility


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