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Industries We Serve

We proudly showcase our extensive range of products and services catered to various industries. At The H-J Family of Companies, we have built a strong reputation as a leading provider of solutions across transformers and switchgear sectors, delivering high-quality solutions that meet the unique demands of each industry.

OEM’s (Transformers)

OEM’s (Transformers)

With a strong commitment to excellence and customer satisfaction, we provide high-quality solutions that meet the specific needs of OEMs. Our advanced engineering capabilities and state-of-the-art manufacturing processes ensures reliable performance, efficiency, and durability in every product we deliver.

OEM’s Switchgear

OEM’s (Switchgear)

We are a dedicated and reliable provider serving the OEM switchgear industry. With a proven track record of delivering top-notch switchgear solutions, we understand the critical role of OEMs in various sectors. Our comprehensive product portfolio encompasses a wide range of high-quality switchgear offerings designed to meet the diverse needs of our OEM partners.



We are dedicated to serving utilities in the energy sector with our extensive range of innovative solutions. As a reliable partner, we understand the critical role utilities play in delivering a stable and sustainable energy supply to communities and industries.

EPC Firms

EPC Firms

We specialize in providing top-of-the-line components for the Engineering, Procurement, and Construction (EPC) firms in the power industry. With our expertise in metal casting, epoxy formulation, and customized developments, coupled with our commitment to excellence, we play a vital role in helping our clients build reliable and efficient transformers and switchgear.

Forgings & Castings

Forgings & Castings

We pride ourselves on being a leading provider of high-quality metal casting solutions. Our state-of-the-art foundry is equipped with the latest technology and staffed by a team of skilled professionals, enabling us to deliver exceptional results for a wide range of industries and applications.

Other Services Offered

Energy Industry

We are steadfast in our commitment to enriching our clients' manufacturing processes. With a relentless focus on innovation and development, we possess the capacity to create cutting-edge solutions that extend beyond the electrical industry.

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

Fuse Coordination Tools

A critical step in properly sizing and selecting protective devices for your transformer designs, H-J has long provided this service offline to our customers, refining algorithms over the past decades. We are proud to now deliver this service via our online tool.

H-J Services

We take great pride in our team of highly skilled professionals, proficient in a wide array of fields, enabling us to offer an extensive range of services to our esteemed clients.

Current Trends

We strive to keep you informed and inspired with the latest trends across various industries and domains.

Upcoming Trade Shows

Windenergy Hamburg Logo

Windenergy Hamburg

Hamburg, Germany

Hall B6, Stand B6.261

Expo Electrica Internacional 2024

Expo Electrica y Solar Norte

Monterrey, Nuevo Leon, Mexico

Booth 610


IEEE Transformer Committee Meeting

St. Louis, MO

PP Building

H-J Valued Partners

Central Moloney Incorporated
EBM Papst
ERMCO Distribution Transformers
Micro Tool & Machine LTD
Art Advertising Labels & Decals
Richards Manufacturing
Specialty Transformer Components

Are you interested in becoming an H-J Partner?

Learn More