Maddox Industrial Transformer

Maddox Industrial Transformer
Company type	Private
Industry	Electrical components
Founded	2015
Headquarters	Battle Ground, Washington, U.S.
Key people	Cameron Spiller (CEO)
Products	Transformers
Number of employees	200
Website	www.maddox.com

Last updated December 17, 2025

Maddox Industrial Transformer is an American company which manufactures transformers. It was founded in 2015 and has over 200 employees.^[1]^[2] Maddox is based in Battle Ground, Washington and has locations in Idaho, Ohio, South Carolina, Tennessee, and Texas. The CEO is Cameron Spiller.^[2]

For the last seven years, Maddox has made the Inc. 5000 list for the fastest growing companies in the United States.^[1]^[3]

As well as manufacturing transformers, Maddox also repairs and reconditions old units.^[1]

References

1 2 3 Helgason, Norman (3 September 2024). "Maddox Industrial Transformer recognized locally and internationally for 'transforming' its industry". The Reflector . Retrieved 16 December 2025.
1 2 Renn, Aaron M. (2024). Life in the Negative World: Confronting Challenges in an Anti-Christian Culture. Zondervan. p. 137. ISBN 978-0-310-15517-1 . Retrieved 16 December 2025.
↑ "Maddox Industrial Transformer". Inc. Retrieved 16 December 2025.

External links

Official website

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[Helgason-1] 1 2 3 Helgason, Norman (3 September 2024). "Maddox Industrial Transformer recognized locally and internationally for 'transforming' its industry". The Reflector . Retrieved 16 December 2025.

[Renn-2] 1 2 Renn, Aaron M. (2024). Life in the Negative World: Confronting Challenges in an Anti-Christian Culture. Zondervan. p. 137. ISBN 978-0-310-15517-1 . Retrieved 16 December 2025.

[3] "Maddox Industrial Transformer". Inc. Retrieved 16 December 2025.

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v t e Transformer topics
Topics	Balun Buchholz relay Bushing Center tap Circle diagram Condition monitoring of transformers Electrical insulation paper Growler High-leg delta Induction regulator Leakage inductance Magnet wire Metadyne Open-circuit test Polarity Pressure relief valve Quadrature booster Resolver Resonant inductive coupling Severity factor Short-circuit test Stacking factor Synchro Tap changer Toroidal inductors and transformers Transformer oil Dissolved gas analysis Transformer oil testing Transformer utilization factor Vector group
Types	Autotransformer Buck–boost transformer Distribution transformer Pad-mounted transformer Delta-wye transformer Energy efficient transformer Amorphous metal transformer Flyback transformer Grounding transformer Instrument transformer Current transformer Voltage transformer Isolation transformer Austin transformer Linear variable differential transformer Parametric transformer Planar transformer Rotary transformer Rotary variable differential transformer Scott-T transformer Solid-state transformer Trigger transformer Variable-frequency transformer Zigzag transformer
Coils	Hybrid coil Induction coil Oudin coil Polyphase coil Repeating coil Tesla coil Trembler coil
Manufacturers	ABB General Electric Maddox Mitsubishi Electric ProlecGE Schneider Electric Siemens TBEA WEG