About Us

Chox Engineering Solutions is a small, family run business, focusing is on reducing humanity’s overall carbon footprint. Using renewable energy sources, we build engineering solutions for consumers and businesses. We create products that our customers can proudly use while simultaneously reducing their impact on the environment. Our vision is to build these products without compromising the lifestyle choices of the modern world.




Contact Us

If you have questions, please feel free to contact us at:

Chox Engineering Solutions
1886 Kelly Hill Rd, Verona, WI 53593


Jeff Cherwinka (Mechanical Engineer, PE) | jeffc@choxengineering.com | linkedin

Jeff has spent that last 25 years working in the area of High Energy Physics. He has worked as Chief Engineer of multiple multi-million dollar research projects for the Department of Energy. His career has sent him to projects all over the world including a nuclear plant in China, a mine in South Dakota, and a research facility in the Antarctica. He has developed a reputation for being able to fix engineering problems even in the most extreme of circumstances and deliver high quality results.


Dr. Jack Tzeng (Electrical Engineer, PHD) | jackt@choxengineering.com

After receiving a Ph. D. in Electrical and Computer Engineering with a focus on Video and Image Processing, Jack worked for Microsoft for 5 years. As a Senior Applied Scientist, he worked on the cutting edge of search engine development. His focus at Microsoft was to use techniques from machine learning, software development, and data analysis to build a smarter, faster, and more relevant search engine. Jack has the unique skill of simplifying down complex issues and building workable solutions to extremely difficult problems.