Company lists · Data refreshed September 2026

Top 25 Industrial wiring harness manufacturers based in the United States

Name: Industrial wiring harness manufacturers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 573 companies tracked

RevenueBase identified 573 company matches for industrial wiring harness manufacturers associated with the United States as of September 2026 and tracks 16,416 professional contacts across them, including 3,787 with verified work emails. San Jose is the largest hub.

This list covers company matches for industrial wiring harness manufacturers 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 September 17, 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 Sep 17, 2026 How this list was built

573Companies

16,416Contacts tracked

3,787Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest industrial wiring harness manufacturers based in the United States

Ranked by team size

Top 25 of 573 company matches for industrial wiring harness manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Bizlink Group	Exact match	Fremont, CA, United StatesHQ recorded Sep 17, 2026	10001+	1,054 contacts →
	Exact match “Founded in 1996 and headquartered in Silicon Valley, USA, BizLink is dedicated to making transformative connections that bring visionary ideas to life.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Fujikura Automotive America	Exact match	Southfield, MI, United StatesHQ recorded Sep 17, 2026	5,001-10,000	765 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 · Sep 17, 2026 · View company records in RevenueBase
3	Rapid Manufacturing	Exact match	Anaheim, CA, United StatesHQ recorded Sep 17, 2026	1,001-5,000	394 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 · Sep 17, 2026 · View company records in RevenueBase
4	Amphenol Optimize	Exact match	Nogales, AZ, United StatesHQ recorded Sep 17, 2026	1,001-5,000	392 contacts →
	Exact match “Manufacturing with quality products for the divisions of Amphenol Corporation.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Kauffman Engineering	Exact match	Lincolnshire, IL, United StatesHQ recorded Sep 17, 2026	1,001-5,000	334 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 · Sep 17, 2026 · View company records in RevenueBase
6	ECM	Exact match	Westfield, PA, United StatesHQ recorded Sep 17, 2026	501-1,000	292 contacts →
	Exact match “We Make Powerful Connections.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Wiremasters	Exact match	Columbia, TN, United StatesHQ recorded Sep 17, 2026	201-500	277 contacts →
	Exact match “WireMasters is inventory-fueled and service-driven!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Angstrom Automotive Group LLC	Exact match	Taylor, MI, United StatesHQ recorded Sep 17, 2026	51-200	254 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 · Sep 17, 2026 · View company records in RevenueBase
9	GCG	Exact match	Chicago, IL, United StatesHQ recorded Sep 17, 2026	1,001-5,000	244 contacts →
	Exact match “GCG is a global provider of wire, cable, and connectivity products, as well as customized solutions for automated factories, serving diverse sectors including Communications, OEM…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	I3 Assembly	Exact match	Binghamton, NY, United StatesHQ recorded Sep 17, 2026	201-500	231 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 · Sep 17, 2026 · View company records in RevenueBase
11	Amphenol TPC Wire & Cable	Exact match	Macedonia, OH, United StatesHQ recorded Sep 17, 2026	501-1,000	228 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 · Sep 17, 2026 · View company records in RevenueBase
12	Intervala, LLC	Exact match	Mount Pleasant, PA, United StatesHQ recorded Sep 17, 2026	201-500	226 contacts →
	Exact match “Full-service manufacturer.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Design Ready Controls	Exact match	Brooklyn Park, MN, United StatesHQ recorded Sep 17, 2026	201-500	213 contacts →
	Exact match “DRIVEN BY DATA.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	NAI Group	Exact match	Troy, MI, United StatesHQ recorded Sep 17, 2026	1,001-5,000	198 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 · Sep 17, 2026 · View company records in RevenueBase
15	Mega Techway, INC	Exact match	Mayfield Village, OH, United StatesHQ recorded Sep 17, 2026	1,001-5,000	180 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 · Sep 17, 2026 · View company records in RevenueBase
16	Delta Group Electronics, INC	Exact match	Albuquerque, NM, United StatesHQ recorded Sep 17, 2026	201-500	172 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 · Sep 17, 2026 · View company records in RevenueBase
17	St. Clair Technologies, INC	Exact match	Chandler, AZ, United StatesHQ recorded Sep 17, 2026	1,001-5,000	171 contacts →
	Exact match “At St.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	KSM Electronics INC	Exact match	Tamarac, FL, United StatesHQ recorded Sep 17, 2026	201-500	171 contacts →
	Exact match “KSM Electronics, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Interplex OCP	Exact match	San Diego, CA, United StatesHQ recorded Sep 17, 2026	51-200	169 contacts →
	Exact match “OCP an Interplex Co.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Terminal Supply Company	Exact match	Troy, MI, United StatesHQ recorded Sep 17, 2026	201-500	153 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 · Sep 17, 2026 · View company records in RevenueBase
21	Global Technologies	Exact match	Spring Lake, MI, United StatesHQ recorded Sep 17, 2026	51-200	148 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 · Sep 17, 2026 · View company records in RevenueBase
22	GSW Manufacturing	Exact match	Findlay, OH, United StatesHQ recorded Sep 17, 2026	1,001-5,000	137 contacts →
	Exact match “GSW Manufacturing is a wiring harness manufacturer for the automotive industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Julian Electric INC	Exact match	Lockport, IL, United StatesHQ recorded Sep 17, 2026	201-500	135 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 · Sep 17, 2026 · View company records in RevenueBase
24	American Furukawa INC	Exact match	Plymouth, MI, United StatesHQ recorded Sep 17, 2026	1,001-5,000	129 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Amphenol Unlimited Services	Exact match	Oconto, WI, United StatesHQ recorded Sep 17, 2026	501-1,000	125 contacts →
	Exact match “Unlimited Services is headquarters in Oconto, Wisconsin with 2 additional manufacturing locations in Mexico.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “industrial wiring harness manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 573 industrial wiring harness manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 3,787 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Industrial wiring harness manufacturers based in the United States at a glance

As of Sep 17, 2026

23.1%Verified-email coverage

28.6Average contacts per company

11-50Median size (employees)

1.7%Largest-city concentration · San Jose

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

134

11-50

214

51-200

152

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 573 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 “industrial wiring harness manufacturers” 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 3,787 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 September 17, 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 “industrial wiring harness manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial wiring harness manufacturers are there based in the United States?

RevenueBase identified 573 company matches for industrial wiring harness manufacturers associated with the United States as of September 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?

Bizlink Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most industrial wiring harness manufacturers?

San Jose leads with 10 company records, followed by Fremont (9) and Dallas (6).

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 3,787 professional contacts with verified work emails tracked across these 573 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 September 17, 2026.

Ready to reach these companies? Verified emails and direct dials for all 573 industrial wiring harness manufacturers based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

Industrial wiring harness manufacturers by geography

Browse the directory

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.