Company lists · Data refreshed September 2026

Top 25 Automotive wiring harness manufacturers worldwide

Name: Automotive wiring harness manufacturers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 1,207 companies tracked

RevenueBase identified 1,207 automotive wiring harness manufacturers worldwide as of September 2026 and tracks 51,849 professional contacts across them, including 9,623 with verified work emails and 0 with mobile numbers. The United States is the largest market and Pune the largest hub.

This list covers automotive wiring harness manufacturers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026. Country and city lists for automotive wiring harness manufacturers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review

1,207Companies

51,849Contacts tracked

9,623Verified emails

0Mobile numbers

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The 25 largest automotive wiring harness manufacturers worldwide

Ranked by team size

Top 25 of 1,207 automotive wiring harness manufacturers worldwide, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to automotive wiring harness manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Dräxlmaier Group	Indirect evidence	Vilsbiburg, GermanyHQ checked Sep 16, 2026	10001+	10,958 contacts →
	Indirect evidence “WE CREATE CHARACTER – Innovations by the DRÄXLMAIER Group mark the character of premium automobiles worldwide.” Source: RevenueBase Database · checked Sep 16, 2026
2	Motherson Sumi Wiring India LTD	Strong evidence	Noida, IndiaHQ checked Sep 16, 2026	10001+	2,529 contacts →
	Strong evidence “Motherson Sumi Wiring India Limited (MSWIL) is a leading and fast-growing full-system solutions provider to OEMs, in the wiring harness segment in India.” Source: RevenueBase Database · checked Sep 16, 2026
3	Sews-E	Strong evidence	Newcastle-under-lyme, United KingdomHQ checked Sep 16, 2026	10001+	1,739 contacts →
	Strong evidence “SEWS-E, Sumitomo Electric Wiring Systems (Europe) manufactures and processes wiring harnesses and related parts in countries such as Hungary, Romania, Morocco and Egypt.” Source: RevenueBase Database · checked Sep 16, 2026
4	Yazaki Türkiye	Indirect evidence	Nilüfer, TürkiyeHQ checked Sep 16, 2026	5,001-10,000	1,008 contacts →
	Indirect evidence “YAZAKI’s timeline of success dates back to 1929 when Sadami Yazaki began selling electric wires for automobiles.” Source: RevenueBase Database · checked Sep 16, 2026
5	Sasmos HET Technologies Limited	Strong evidence	Bengaluru, IndiaHQ checked Sep 16, 2026	501-1,000	779 contacts →
	Strong evidence “SASMOS HET Technologies Limited is a leading manufacturer of wiring harness, Electro-Mechanical assemblies and Unit Integration products in the Aerospace, Defence and Marine…” Source: RevenueBase Database · checked Sep 16, 2026
6	Fujikura Automotive America	Strong evidence	Southfield, MI, United StatesHQ checked Sep 16, 2026	5,001-10,000	765 contacts →
	Strong evidence “The Fujikura Group offers a wide range of automotive products, including wire-harnesses, several types of sensors, and electronic products.” Source: RevenueBase Database · checked Sep 16, 2026
7	Sumitomo Electric Bordnetze SE	Partial evidence	Wolfsburg, GermanyHQ checked Sep 16, 2026	10001+	670 contacts →
	Partial evidence “Sumitomo Electric Bordnetze SE (SEBN) is a global automotive supplier with over employees in 13 countries.” Source: RevenueBase Database · checked Sep 16, 2026
8	Nursan Kablo Donanımları San. VE TIC A.Ş	Partial evidence	Kütahya, TürkiyeHQ checked Sep 16, 2026	1,001-5,000	479 contacts →
	Partial evidence “Nursan, designs, develops and produces wire harnesses responsible for all electrical functions in the vehicle.” Source: RevenueBase Database · checked Sep 16, 2026
9	PSZ Electronic Gmbh	Indirect evidence	Vohenstrauß, GermanyHQ checked Sep 16, 2026	1,001-5,000	399 contacts →
	Indirect evidence “PSZ electronic GmbH is an electrical and electronic manufacturing company based out of Im Gstaudach 6, Vohenstrauß, Vohenstrauß, Germany.” Source: RevenueBase Database · checked Sep 16, 2026
10	Rapid Manufacturing	Partial evidence	Anaheim, CA, United StatesHQ checked Sep 16, 2026	1,001-5,000	394 contacts →
	Partial evidence “Rapid Manufacturing is a global electronics manufacturing company specialist in electronic custom-designed wire & cable harnesses, electro-mechanical, and box build assemblies for…” Source: RevenueBase Database · checked Sep 16, 2026
11	Kauffman Engineering	Indirect evidence	Lincolnshire, IL, United StatesHQ checked Sep 16, 2026	1,001-5,000	334 contacts →
	Indirect evidence “Kauffman Engineering is a privately held, American company and well established since its beginning in 1973.” Source: RevenueBase Database · checked Sep 16, 2026
12	ECM	Indirect evidence	Westfield, PA, United StatesHQ checked Sep 16, 2026	501-1,000	292 contacts →
	Indirect evidence “We Make Powerful Connections.” Source: RevenueBase Database · checked Sep 16, 2026
13	Wiremasters	Indirect evidence	Columbia, TN, United StatesHQ checked Sep 16, 2026	201-500	277 contacts →
	Indirect evidence “WireMasters is inventory-fueled and service-driven!” Source: RevenueBase Database · checked Sep 16, 2026
14	Inyantra Technologies Pvt. LTD	Indirect evidence	Satara, IndiaHQ checked Sep 16, 2026	201-500	270 contacts →
	Indirect evidence “Founded in 2002, inYantra stands as a testament to engineering excellence, holding ISO 9001:2015, IATF 16949:2016, ISO 13485:2016, and ISO 45001 certifications.” Source: RevenueBase Database · checked Sep 16, 2026
15	I3 Assembly	Indirect evidence	Binghamton, NY, United StatesHQ checked Sep 16, 2026	201-500	231 contacts →
	Indirect evidence “i3 Assembly LLC is dedicated to advancing our competitive excellence from development through full-scale production manufacturing.” Source: RevenueBase Database · checked Sep 16, 2026
16	Intervala, LLC	Partial evidence	Mount Pleasant, PA, United StatesHQ checked Sep 16, 2026	201-500	226 contacts →
	Partial evidence “Full-service manufacturer.” Source: RevenueBase Database · checked Sep 16, 2026
17	Viney Corporation Limited	Strong evidence	Gurgaon, IndiaHQ checked Sep 16, 2026	1,001-5,000	201 contacts →
	Strong evidence “Established in 1989, Viney Corporation Private Limited is the leading manufacturer, supplier and exporter of automotive components i.e, connecting systems, and mechatronic systems…” Source: RevenueBase Database · checked Sep 16, 2026
18	NAI Group	Indirect evidence	Troy, MI, United StatesHQ checked Sep 16, 2026	1,001-5,000	198 contacts →
	Indirect evidence “NAI is a global leader in the manufacturing of advanced high-reliability connectivity solutions for mission critical and other high-performance applications.” Source: RevenueBase Database · checked Sep 16, 2026
19	Mega Techway, INC	Partial evidence	Mayfield Village, OH, United StatesHQ checked Sep 16, 2026	1,001-5,000	180 contacts →
	Partial evidence “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…” Source: RevenueBase Database · checked Sep 16, 2026
20	Teknokar Savunma VE Havacılık A.Ş	Indirect evidence	Ankara, TürkiyeHQ checked Sep 16, 2026	51-200	177 contacts →
	Indirect evidence “Teknokar is an approved supplier of many leading companies in the defense and aerospace industry in Türkiye since 2004.” Source: RevenueBase Database · checked Sep 16, 2026
21	Delta Group Electronics, INC	Indirect evidence	Albuquerque, NM, United StatesHQ checked Sep 16, 2026	201-500	172 contacts →
	Indirect evidence “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.” Source: RevenueBase Database · checked Sep 16, 2026
22	St. Clair Technologies, INC	Indirect evidence	Chandler, AZ, United StatesHQ checked Sep 16, 2026	1,001-5,000	171 contacts →
	Indirect evidence “At St.” Source: RevenueBase Database · checked Sep 16, 2026
23	KSM Electronics INC	Indirect evidence	Tamarac, FL, United StatesHQ checked Sep 16, 2026	201-500	171 contacts →
	Indirect evidence “KSM Electronics, Inc.” Source: RevenueBase Database · checked Sep 16, 2026
24	Interplex OCP	Indirect evidence	San Diego, CA, United StatesHQ checked Sep 16, 2026	51-200	169 contacts →
	Indirect evidence “OCP an Interplex Co.” Source: RevenueBase Database · checked Sep 16, 2026
25	Mege Teknik	Indirect evidence	Kahramankazan, TürkiyeHQ checked Sep 16, 2026	51-200	160 contacts →
	Indirect evidence “MEGE TEKNIK is a privately owned company with an absolutely dedication to Defence Industry.” Source: RevenueBase Database · checked Sep 16, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: automotive wiring harness manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names automotive wiring harness manufacturers.
Partial evidence: Its own public description names part of automotive wiring harness manufacturers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name automotive wiring harness manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 1,207 automotive wiring harness manufacturers worldwide

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Automotive wiring harness manufacturers worldwide at a glance

As of Sep 16, 2026

18.6%Verified-email coverage

43.0Average contacts per company

11-50Median size (employees)

1.9%Largest-city concentration · Pune

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

307

11-50

457

51-200

274

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among automotive wiring harness manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: 12 countries, largest first: the United States, India, the United Kingdom, Italy, Germany, Brazil, France, Canada, Mexico, Poland and 2 more. Country and city lists for automotive wiring harness manufacturers are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “automotive wiring harness manufacturers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names automotive wiring harness manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among automotive wiring harness manufacturers, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 9,623 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Automotive wiring harness manufacturers by location

12 lists · largest first

Every Automotive wiring harness manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names automotive wiring harness manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many automotive wiring harness manufacturers are there worldwide?

RevenueBase identified 1,207 automotive wiring harness manufacturers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Dräxlmaier Group, headquartered in Vilsbiburg, tops this list with the largest team on record.

Which country has the most automotive wiring harness manufacturers?

The United States leads with 432 companies, followed by India (197) and the United Kingdom (105). Every automotive wiring harness manufacturers list by country and city is linked on this page.

Which city has the most automotive wiring harness manufacturers?

Pune leads with 23 headquartered companies, followed by Bangalore (22) and Chennai (13).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 9,623 verified decision-maker contacts tracked across these 1,207 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.