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Made in Vandalia, OH since 1976

The Contract Manufacturer
Aerospace and Defense Trust.

AS9100D certified. ITAR registered. 50 years of precision wire harness and cable assembly manufacturing for programs that demand zero defects.

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Certified & Registered:
AS9100D ISO 9001:2015 ISO 13485:2016 IPC/WHMA-A-620 Class 3 ITAR UL Registered J-STD-001J

Why MAC

Quality, Capacity, and a Track Record You Can Verify.

Quality You Can Certify

AS9100D, ISO 9001:2015, ISO 13485:2016, IPC/WHMA-A-620 QML Class 3, UL Registered, ITAR registered. We maintain the certifications your supply chain requires — and we have on-site IPC trainers to back them up.

Capacity Ready to Scale

64,000 sq ft. Owned facility. 71 employees — 51 dedicated wire assembly technicians. Operating one shift with room to scale — off-shift production available when your program demands it.

Programs You Can Trust

Trusted by prime contractors and Tier 1 suppliers. We've been building for aerospace and defense programs since 2009. We know what mission-critical customers expect — and we deliver it.

1976
Founded
64K
Sq Ft Owned Facility
51
Wire Assembly Techs
Now
Ready to Take Your Program

Proven Program Experience

Aerospace & Defense Programs Since 2009

Mission-critical programs across land, air, and sea platforms.

  • Aerospace & defense production at MAC since 2009
  • Mission-critical programs across land, air, and sea platforms
  • Trusted by prime contractors and Tier 1 suppliers
  • AS9100D certified quality system on every build
  • IPC/WHMA-A-620 Class 3 workmanship — the highest standard

Our Work

Built in Vandalia. Trusted Everywhere.

Defense wire harness assembly
Defense Harness Assembly
Wire harness assembly
Wire Harnesses
Industrial cable assembly
Industrial Cable Assembly
PCB soldering
PCB Soldering
Solar overmold Y-cable
Overmolding

Industries Served

Built for the Most Demanding Applications.

From flight-critical harnesses to life-critical medical assemblies, MAC builds to the standard your industry requires.

✈

Aerospace & Defense

AS9100D, ITAR, CAGE 9DXJ2. Aerospace & defense programs since 2009. Mission-critical quality, program-proven.

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⚕

Medical Devices

ISO 13485:2016 certified. Class 3 workmanship. Traceability and documentation for regulated applications.

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☀

Solar & Renewables

PV string wire assemblies, tracker cables, combiner boxes (UL508A). Optimized for EPC field installation.

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⚙

Industrial

Custom harnesses, UL508A control panels, electromechanical subassemblies for demanding industrial environments.

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🚛

Transportation

Custom wire harness and cable assemblies built to spec for ground vehicle and transportation OEM programs.

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🏭

Contract Manufacturing

Long-Term Agreement programs, kitting, inventory management, and LTA supply available for high-volume needs.

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What We Build

We Build the Connections That Go Inside the Systems That Can't Fail.

01

Wire & Cable Harness Assemblies

  • Custom wire harnesses to your print
  • High-reliability IPC/WHMA-A-620 Class 3
  • Complex multi-branch harnesses with conduit routing
  • Wire cuts and kitting
02

Cable Assemblies & Overmolding

  • Custom terminated cable assemblies
  • In-house overmolding (PCB, earpiece, connector, strain relief)
  • CLS machine — automated cut, strip & terminate
  • Robotic soldering (multi-axis unit) for high-volume runs
  • Ultrasonic welded assemblies
03

Electromechanical Subassemblies

  • Box builds & enclosure assembly
  • UL508A industrial control panel assembly
  • Overmolding — connectors, PCBs, earpieces, strain relief
  • Ultrasonic welding (wire & plastic)
  • Robotic & Class 3 soldering
  • Tested, ready-to-install subassemblies
  • LTA managed supply & kitting programs
04

Solar & Renewable Assemblies

  • PV string wire assemblies
  • Tracker cable assemblies
  • Combiner boxes (UL508A)
  • Same quality systems as our defense work
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Available Now

Ready to Take On Your Program.

Send us your specs. We'll respond within one business day with a no-obligation quote from a team that understands regulated industries.

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Or call us directly: 937-454-0722