Company lists · Data refreshed November 2026

Top 25 Electrical harness suppliers based in the United States

RevenueBase identified 603 company matches for electrical harness suppliers associated with the United States as of November 2026 and tracks 13,518 professional contacts across them, including 3,074 with verified work emails. San Jose is the largest hub.

This list covers company matches for electrical harness suppliers associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
603Companies
13,518Contacts tracked
3,074Verified emails
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The 25 largest electrical harness suppliers based in the United States

Ranked by team size
Top 25 of 603 company matches for electrical harness suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSouthfield, TX, United StatesHQ recorded Nov 6, 20265,001-10,000803 contacts →

Exact match

“The Fujikura Group offers a wide range of automotive products, including wire-harnesses, several types of sensors, and electronic products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAnaheim, CA, United StatesHQ recorded Nov 6, 20261,001-5,000441 contacts →

Exact match

“Rapid Manufacturing is a global electronics manufacturing company specialist in electronic custom-designed wire & cable harnesses, electro-mechanical, and box build assemblies for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLincolnshire, IL, United StatesHQ recorded Nov 6, 20261,001-5,000359 contacts →

Exact match

“Kauffman Engineering is a privately held, American company and well established since its beginning in 1973.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWestfield, NY, United StatesHQ recorded Nov 6, 2026501-1,000315 contacts →

Exact match

“We Make Powerful Connections.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMount Pleasant, PA, United StatesHQ recorded Nov 6, 2026201-500251 contacts →

Exact match

“Full-service manufacturer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBinghamton, NY, United StatesHQ recorded Nov 6, 2026201-500250 contacts →

Exact match

“i3 Assembly LLC is dedicated to advancing our competitive excellence from development through full-scale production manufacturing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMacedonia, OH, United StatesHQ recorded Nov 6, 2026501-1,000222 contacts →

Exact match

“Amphenol TPC Wire & Cable delivers value to its customers by providing innovative and abuse-resistant wire and cable solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchTroy, MI, United StatesHQ recorded Nov 6, 20261,001-5,000222 contacts →

Exact match

“NAI is a global leader in the manufacturing of advanced high-reliability connectivity solutions for mission critical and other high-performance applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMayfield Village, OH, United StatesHQ recorded Nov 6, 20261,001-5,000198 contacts →

Exact match

“Mega Techway was founded in 2004 to specialize in contract manufacturing of custom cable assemblies, wire harnesses, and electromechanical interconnect assemblies to meet a wide…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTaylor, MI, United StatesHQ recorded Nov 6, 202651-200190 contacts →

Exact match

“Angstrom Automotive Group LLC is an Automotive company located in 26980Trolley Industrial Dr, Taylor, Michigan, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAlbuquerque, TX, United StatesHQ recorded Nov 6, 2026201-500190 contacts →

Exact match

“Delta Group Electronics, Inc, established in 1987, is a high-mix medium volume to low-mix medium quantity run electronics manufacturing services (EMS) provider recognized by Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202651-200177 contacts →

Exact match

“OCP an Interplex Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchFindlay, OH, United StatesHQ recorded Nov 6, 20261,001-5,000164 contacts →

Exact match

“GSW Manufacturing is a wiring harness manufacturer for the automotive industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSpring Lake, MI, United StatesHQ recorded Nov 6, 202651-200158 contacts →

Exact match

“GlobalTec is a privately held electrical cable and wire harness assembly manufacturer with injection molding and over molding capabilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchTroy, MI, United StatesHQ recorded Nov 6, 2026201-500156 contacts →

Exact match

“Terminal Supply Company, founded in 1966, is a Michigan-based leader in Electrical MRO supplies for the Heavy-Duty Equipment and Truck & Trailer industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLockport, IL, United StatesHQ recorded Nov 6, 2026201-500151 contacts →

Exact match

“Julian Electric is a leading manufacturer of quality battery & power cables & wiring harnesses to mobile equipment OEMs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPlymouth, OH, United StatesHQ recorded Nov 6, 20261,001-5,000134 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchFort Worth, TX, United StatesHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Founded in 1993 InterConnect Wiring continues to be a world leader in supplying military aerospace electrical products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchJoplin, SC, United StatesHQ recorded Nov 6, 2026201-500109 contacts →

Exact match

“Midcon Cables Company is an electrical/electronic manufacturing company based out of Joplin, MO, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRedondo Beach, CA, United StatesHQ recorded Nov 6, 202651-200109 contacts →

Exact match

“We're building the first software-powered wire harness manufacturing company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSeven Valleys, PA, United StatesHQ recorded Nov 6, 2026201-50091 contacts →

Exact match

“Mercury Electronics is a leading provider of electrical/electronic contract manufacturing services for commercial and military industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchToms River, NJ, United StatesHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“Founded in 1926 and acquired by PennEngineering in 2016, Heyco Products Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWood Dale, WI, United StatesHQ recorded Nov 6, 2026201-50087 contacts →

Exact match

“Custom Wire Harnesses & Cable Assemblies Engineered and Assembled in the USA Since 1977 NEP helps U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchClinton Township, MI, United StatesHQ recorded Nov 6, 2026201-50081 contacts →

Exact match

“Amphenol Sine Systems designs, manufacturers and supplies high-performance interconnect systems for a range of Industrial applications including for use with Automation, Marine…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDes Plaines, IL, United StatesHQ recorded Nov 6, 20261,001-5,00081 contacts →

Exact match

“IMS Companies, LLC is a diversified group of companies that are leading manufacturers of a wide range of products and solutions including a full line of enclosures and mounting…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 603 electrical harness suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 3,074 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical harness suppliers based in the United States at a glance

As of Nov 6, 2026
22.7%Verified-email coverage
22.4Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · San Jose
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
157
11-50
222
51-200
154
201-500
43
501-1,000
9
1,001-5,000
10
5,001-10,000
3
10001+
3

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 603 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “electrical harness suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 3,074 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “electrical harness suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrical harness suppliers are there based in the United States?

RevenueBase identified 603 company matches for electrical harness suppliers associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Fujikura Automotive America tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most electrical harness suppliers?

San Jose leads with 10 company records, followed by San Diego (7) and Santa Ana (7).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,074 professional contacts with verified work emails tracked across these 603 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.