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About

The H-J Family of Companies

H-J Headquarters

About Us

The H-J Family of Companies is a global leader in the manufacturing and supply of products and solutions to the heavy electrical industry. These components support the transformer, switchgear, regulator, recloser and breaker industries, along with specialties in the utility market.

Founded in 1969, H-J is headquartered outside of St. Louis, Missouri, USA. The company maintains a global presence with offices operating in Brazil, Canada, China, Colombia, India, Mexico, the Philippines, Spain, Germany, the Netherlands, and throughout the United States, all which allow H-J to serve domestic and international customers. The H-J Family of Companies conducts business in more than 70 countries across all continents. The international operation as well as the multicultural company environment leads H-J to a comprehensive understanding of the challenges of its global customers.

In addition to the two facilities just outside the St. Louis, Missouri area, H-J has manufacturing facilities in Tianjin, China and Leon, Mexico.

H-J employs state-of-the-art manufacturing technology to produce a wide range of insulating components and non-ferrous castings; such as brass, bronze, copper, and aluminum. As an engineered solutions company, H-J has a vast expertise in designing and manufacturing custom products to meet customer needs.

About The H-J Family of Companies

The H-J Family of Companies was founded on the very principles that set it apart today – the desire to supply customers with the highest quality products, delivered on time at a competitive price. H-J is a vertically integrated manufacturer with in-house resources allowing product development from concept to design, through testing and final production. These resources include electrical, mechanical & material flow simulation software, full tool & die design and manufacture, and a fully equipped test lab for all electrical, mechanical, chemical & environmental test requirements. Continuous investment in operations and personnel has given H-J a worldwide reputation as a leader in the transformer and switchgear OEM markets.

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In addition to component design and manufacturing, the company offers a broad portfolio of products and strategic partner brands serving the transformer and switchgear OEM markets. H-J supplies are not just limited to bushings, connectors, and insulators, but also include fuses, breakers, switches, tap changers, valves, instrumentation and capital equipment for core and winding manufacturing. This is a tremendous advantage for customers that aim to simplify their supply chain process by purchasing all that they need from a single, reliable, established and well-known company.

With thousands of available products in our portfolio, and a willingness to customize solutions for the specific requirements of our customers, The H-J Family of Companies truly is a one-stop source for the transformer and switchgear OEM markets.

How can we make your life easier?

Jay S

Our Promise

With our portfolio of solutions and services, The H-J Family of Companies will simplify the lives of our customers. We are committed to being creative, innovative, competitive, hardworking, ethical, and responsive while providing outstanding customer service through our talented team.

The H-J family of Companies is proud of our "Quality Products of International Reputation."

H-J Careers

Join a Family That’s More than a Career


At H-J, we are a family-owned business who believes in hard work, determination and honesty. Do you share similar ambitions and possess these qualities? We would love to have you join our growing H-J Family!

Our Story