# ESPEY MFG & ELECTRONICS CORP

ESPEY MFG & ELECTRONICS CORP is an other based in Saratoga Springs, United States.

## Overview

- **Organization type:** other
- **Headquarters:** Saratoga Springs, United States
- **Region:** North America
- **Address:** Saratoga Springs, NY, United States
- **Founded:** 1928
- **Assets under management:** Undisclosed
- **Website:** espey.com

## Regulatory record

- **Reports private funds:** No

## About

Espey Mfg. & Electronics Corp. was founded in 1928 and is headquartered in Saratoga Springs, New York. The company operates as a specialty manufacturer, designing and producing power conversion equipment for military and industrial applications. Patrick Enright serves as President and CEO, overseeing a business model grounded in long-cycle defense procurement. The firm produces custom transformers, power supplies, and electronic filters built to function under severe environmental conditions. Its primary customer is the US Department of Defense, with applications spanning naval shipboard radar, submarine electronics, and high-power sonar systems. The company's products are not high-volume commodities; each unit is often a bespoke, ruggedized solution meeting exacting military specifications. The geographic focus remains North America, with manufacturing and testing concentrated at its upstate New York facility. Espey has remained lean and publicly traded on the NYSE American exchange under the ticker ESP since 1987. The firm does not operate philanthropic foundations or adjacent private investment vehicles. In May 2024, the company reported third-quarter net sales of $8.3 million and a backlog exceeding $78 million, underscoring the persistent demand trajectory rather than a venture-scale growth profile (per the firm's filings, May 2024). The company's structural differentiator is its pure-play survivability within a fragmented tier of the defense electronics supply chain. Rather than integrating vertically or expanding into commercial adjacent markets, Espey has preserved an institutional knowledge base around legacy and evolving military power requirements. This creates a high barrier to entry for competitors who face multi-year qualification processes to supply functionally identical components.

## Sectors

- Industrial Tech
- Defense & Aerospace

## People

- Patrick Enright — President and Chief Executive Officer

## Questions

### What does Espey Mfg. & Electronics Corp. actually manufacture?

Espey designs and manufactures ruggedized power supplies, transformers, and electronic filters primarily for military and heavy industrial applications. Its products are custom-engineered to operate in extreme environments, such as naval shipboard radar systems and submarine electronics. This is not commoditized power conversion — each unit is built to military specification.

### Who is Espey's primary customer?

The US Department of Defense is the dominant customer, with the US Navy historically representing the company's most significant end user. Espey's components are embedded in legacy and modern defense platforms. The company also serves a limited set of industrial clients requiring similarly rigorous, durable power infrastructure.

### What is Espey's competitive moat?

The primary moat is institutional longevity and qualification. Naval power systems have multi-decade lifecycles, and replacing an approved supplier is a process that can take years of testing and certification. Espey has been an approved source for some of these platforms since the mid-20th century, making it functionally irreplaceable for specific components without a hugely disruptive and costly requalification effort.

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Last updated: 2026-06-03T20:00:00.000Z

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