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🇺🇸ESPEY MFG & ELECTRONICS CORPESP
USDUSD
SectorIndustrialsIndustryElectrical Equipment
Management
David A. O'Neil CPA
CEO

Company information

Ticker
ESP
Country
United States
Sector
Industrials
Industry
Electrical Equipment

ESPEY MFG & ELECTRONICS Business Summary

Espey Mfg. & Electronics Corp (ESP) operates as a specialized Original Equipment Manufacturer (OEM) focused on the design, development, and production of high-reliability power electronics for military and rugged industrial applications. The company generates revenue through a mix of custom design-to-specification contracts and build-to-print manufacturing services, serving critical sectors such as shipboard radar, airborne power systems, and locomotive electronics. Its primary business segments are bifurcated into Military and Industrial Power Systems, supported by a substantial multi-year backlog that reached $134.7 million as of late 2025. Within the competitive landscape, Espey contends with larger diversified players like Ultralife Corporation (ULBI), Kimball Electronics (KE), Varex Imaging (VREX), and LSI Industries (LYTS), yet maintains a distinct market position as a debt-free, high-margin small-cap specialist capable of executing complex, low-volume production runs for severe environment hardware. Founded in 1928 by Nathan Pinsley, the company is currently led by President and CEO David O’Neil, who previously served as the firm’s CFO and brings extensive experience in defense-sector financial management. The executive team includes Kaitlyn O’Neil (unrelated to David) as Principal Financial Officer and Treasurer, who joined in early 2025 from a background at KPMG and Octo Telematics, and Alan Winslow, who serves as Chief Technical Officer overseeing the company’s 150,000-square-foot Saratoga Springs facility. The leadership is supported by a seasoned Board of Directors chaired by Carl Helmetag and includes long-standing members such as Paul Corr and Michael Wool. Notable institutional backing is provided by major investors including Renaissance Technologies, Dimensional Fund Advisors, and Vanguard Group, reflecting the company’s stable institutional footprint despite its small-cap status.

Updated 2026-07-31 · USE SEC company filings
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