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Made in Salisbury, MD USA   |   (888) 286-7643    |   ISO 9001 Certified click icon to download


About the Company

Custom Transformers

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Panels & Harnesses

Value-Added Capabilities to better serve you.

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Standard Transformers

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Our Team

Management & Engineering Team

Katarina Ennerfelt has spent most of her life around toroidal transformers. With a background in engineering studies and economics, Katarina brings over 30 years of experience to Toroid Corporation. Before coming to Toroid Corporation in 2001, Katarina spent 2 years with our sister company in the Czech Republic. In 2006, Katarina took over as president.

With his background in sales, Michael Porter joined Toroid in 2002 as a Customer Service Representative. In 2004, Michael became the Sales Manager where he spent two years before becoming the Marketing Manager, and later, Toroid Corporation’s General Manager. Today Michael serves as the company’s VP of Marketing.

Ming Xu who has a B.Sc from the University of Maryland has been responsible for engineering in Toroid Corporation since 1990. Ming’s design and engineering capabilities are a major reason why Toroid Corporation’s transformers are the superior choice.

Christian Ennerfelt is a part of Toroid’s engineering team. He started in Toroid’s production in 1984 after he moved to the US from Sweden, where he also worked in this industry during his school years. With an engineering degree, he has long been active in both technical sales and engineering.

 Andrew Webster  

Sales & Office Team

A graduate from Salisbury University with a degree in Business Management, Chris Brixner joined the Toroid Staff in 2013 as the Sales Manager.  With over 15 years of Sales and Business Management experience, Chris has quickly become an important piece to the continued success of Toroid.                               

Jennifer Wawrzeniak  has been with the Toroid family of businesses since 2016 and after spending a year with Toroid's sister company, Arcon Welding, Jen has come back to Toroid to head up their Purchasing Department. 

Amanda Moore began her career with Toroid Corporation in 2015 as an machine operator in our Medium Cell department.  In 2016, Amanda moved into Inside Sales and has been a very welcome addition to our Sales Department. Filippa Etherton started with Toroid Corporation in 2017 and has been heading up our Human Resources ever since. Filippa's contagious energy and passion for the employees at Toroid have made her an irreplaceable part of the Toroid team.  
Adrian Gattis started at Toroid Corporation in 2017 as part of the Large Cell assembly team on our production floor, and in 2019 made the transition into our Customer Service team.  Adrian's willingness to learn has made him a very nice piece of Toroid's sales team.

Production & Quality Control Team

Romona Fontaine joined Toroid Corporation in 1995 and has spent nine years as the acting Quality Manager. Romona started on our production floor as a machine operator and worked her way up to supervisor, then Production Manager until finally becoming the Quality Manager in 2000. In 2019, Romona became the V.P of Operations at Toroid.

Laurie Lucas has been with Toroid Corporation since 1987 and has been our Production Planner since 1997. Laurie started with Toroid while the plant was in Bowie, Md. and moved to Salisbury, Md. with the company in 1991. During her tenure at Toroid, Laurie has been a machine operator, prototype technician, testing operator and a night-shift supervisor. In 2019, Laurie took over the Quality Department at Toroid.

Carol Alvaro is currently enjoying her third stint with Toroid Corporation, which began in 2002. Having begun initially with Toroid in 1988, Carol has done everything from running machines, quality inspection and supervising. In 2007, Carol took over as Toroid’s Production Manager and has been a major driving force to Toroid’s continued goal of 100% on-time shipments. Carol took over Production Planning duties at Toroid in 2019.

Nelson Egger started with Toroid Corporation in 2018 as our Maintenance Technician, but has been working in Maintenance ever since he joined the Coast Guard right out of high school as an Aviation Mechanic.

 Lydia Moore has been with Toroid since 1996 and has been the Warehouse Supervisor since 2008.

Earlyne Brady has been with Toroid since 1994 and has been the Medium Cell Supervisor since 2006.

Sue Slaughter (RETIRED) After almost 29 years with Toroid, Sue finally decided to retire on August 16, 2019. We hope Sue enjoys retirement and gets to travel and spend lots of time with her children and grandchildren. We're going to leave her photo up because she was awesome to work with and we're going to miss her..

Alice Luffman has been with Toroid since 2000 and was the IsoBox Supervisor since 2004. Currently, Alice handles purchasing for the IsoBox department as well as for Toroid P&H.

Trevino “Tweedy” Brittingham has been with Toroid since 1991 and been the Supervisor for all the testers since 2008.

 Joe Trower has been with Toroid since 2007. Since his arrival, Joe has worked in Medium Cell, Large Cell and the potting room. Joe currently assists with Human Resources as Toroid’s Employee Liaison and heads up Toroid's Safety Committee. 

David Bennett has been with Toroid Corporation since 2017 and has quickly become a strong leader for our Large Cell department.

With over 20 years experience as a Senior Facilitator and Prototype Technician, Patrice Goslee recently started with Toroid Corporation as our Production Manager Assistant in 2018. Patrice is also currently pursuing her Bachelor's degree in Accounting.