Overview

MTE Corporation designs and manufactures power quality products, including line and load reactors, passive harmonic filters, EMI/RFI filters, and motor protection filters, for variable frequency drive and power electronic systems. The company is headquartered in Menomonee Falls, Wisconsin, was founded in 1982, and reports an employee band of 200-500 with an estimated revenue band of $50-100M. It is privately held and serves automotive, electric vehicle, electronics, appliance, medical, and military-defense industries. In September 2025, MTE announced a new active harmonic filter product line.

At a glance

What MTE Corporation makes

MTE holds ISO 9001 certification and lists power quality components, including reactors, harmonic filters, and motor protection filters, among its product categories.

Products and capabilities described on the company's own site include Steel, Bearing, Electronics (source: mtecorp.com).

Certifications

MTE Corporation is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:

• ISO 9001 — mtecorp.com

Latest developments

• 2026-09-24 — News & Events | MTE Corporation (mtecorp.com)

• 2026-02-04 — MTE AHR Recap! | MTE Corporation (mtecorp.com)

• 2025-10-14 — En i4.0EMR tenemos el honor de compartir una gran noticia: hemos sido nombrados Representante de Ventas Independiente de MTE Corporation en México. | Luis Serrano Villarreal (linkedin.com)

• 2025-10-13 — Discover Next-Gen Power Quality Solutions at Automation Fair 2025 | MTE Corporation (mtecorp.com)

• 2025-09-22 — MTE Launches Next-Gen Active Harmonic Filter | MTE Corporation (mtecorp.com)

• 2025-06-03 — EASA 2025 – MTE Solutions Help Protect Your Motors from Repair or Replacement | MTE Corporation (mtecorp.com)

Facilities

MTE Corporation is headquartered in Menomonee Falls, Wisconsin. Public sources also reference these locations:

• Wisconsin — mtecorp.com

• Chula Vista, CA — mtecorp.com

Company details

MTE is a privately held company with an estimated revenue band of $50-100M, and it appointed an independent sales representative in Mexico in October 2025. MTE Corporation was founded in 1982, has an estimated 200-500 employees, and is headquartered in Menomonee Falls, Wisconsin. On the LightSource stability read it is rated "Established & active": 44 years in operation (founded 1982). Holds ISO 9001 certification(s) per public sources.

Frequently asked questions

What does MTE Corporation make?

MTE Corporation designs and manufactures power quality products, including line and load reactors, passive harmonic filters, EMI/RFI filters, and motor protection filters, for variable frequency drive and power electronic systems. The company is headquartered in Menomonee Falls, Wisconsin, was founded in 1982, and reports an employee band of 200-500 with an estimated revenue band of $50-100M. It is privately held and serves automotive, electric vehicle, electronics, appliance, medical, and military-defense industries. In September 2025, MTE announced a new active harmonic filter product line.

Where is MTE Corporation headquartered?

MTE Corporation is headquartered in Menomonee Falls, Wisconsin (N83W12650 Stratton Cir, Menomonee Falls, Wisconsin, 53051-2282).

When was MTE Corporation founded?

MTE Corporation was founded in 1982.

How big is MTE Corporation?

MTE Corporation has an estimated 200-500 employees, with revenue in the $50-100M range (estimated).

What certifications does MTE Corporation hold?

MTE Corporation lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.

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Last verified Nov 2026. Is this your company? Request a correction.