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VACCO

ApplicationSouth El Monte, California, United StatesFounded 1954· One of 434 Application companies tracked by AMPulse

Designer and manufacturer of specialty valves, filters, and advanced fluid control products for space, defense, and commercial markets, with additive manufacturing capabilities for mission-critical components.

Team Size
201-500
Stage
Acquired
Latest Round
Acquired
Key Investors
RBC Bearings Incorporated (acquirer); ESCO Technologies Inc. (former parent)

Technology & Products

Key Products

Specialty valves (cryogenic, high-pressure, pressure-regulating); metal filters (etched disc filters); advanced fluid control systems; CubeSat propulsion systems (MarCO MiPS, NASA C-POD); manifolds and regulators; precision etched parts (ChEMS technology)

Technological Advantage

70+ years of engineering heritage; vertically integrated manufacturing (design, engineering, assembly, testing); proprietary ChEMS (Chemical Etched Miniature Systems) technology; AS9100/ISO certified quality systems; additive manufacturing qualification for naval applications (Cu-Ni LPBF valves); NASA flight heritage

Differentiation

Value Proposition

Mission-critical fluid control solutions engineered for the most demanding environments—from deep ocean to deep space—with over 70 years of proven reliability.

How They Differentiate

Over 70 years of domain expertise in extreme-environment fluid control for space and naval applications; vertically integrated design, engineering, and manufacturing; proprietary etched disc filter technology (ChEMS); proven flight heritage on NASA missions including Artemis, MarCO CubeSats, and InSight; early adopter of additive manufacturing for naval sustainment.

Market & Competition

Target Customers

US Department of Defense (Navy, submarine fleet), NASA/JPL, prime aerospace contractors, commercial satellite manufacturers

Industry Verticals

Aerospace; Defense; Space; Naval/Maritime; Commercial Industrial

Competitors

The Lee Company; Tech-Etch; Garlock

Growth & Milestones

Growth Metrics

$118M revenue (12 months ending March 31, 2025); ~450-550 employees

Major Milestones

1954: Founded as Vacuum and Air Components Company of America; 1960s: Renamed VACCO Industries, supplied 50,000+ components for Gemini and Apollo programs; 1983: Acquired by Emerson Electric; 1990: Became part of ESCO Technologies; 2000: Acquired Eaton/Consolidated Controls space operations; 2018: Provided CubeSat propulsion for NASA MarCO mission (first CubeSat to reach Mars); 2025: Acquired by RBC Bearings for $275M-$310M; 2026: Delivered first additively manufactured (LPBF) Cu-Ni pressure regulating valve to US Navy submarine fleet

Notable Customers

US Navy (submarine fleet sustainment); NASA/JPL (Artemis, MarCO, InSight); US Department of Defense; Defense Logistics Agency

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