IATF 16949 Certified wire harness manufacturers

    Harness Atlas lists 30 IATF 16949-certified wire harness and cable assembly manufacturers. It is expected of any harness maker supplying automotive OEMs and tier-1 suppliers — vehicle wiring, EV high-voltage systems and under-hood assemblies. Shortlist suppliers and send one RFQ to several at once.

    Listings we have checked and found unsupported are excluded. The rest are as published by each manufacturer: some confirmed against public sources, some checked without a clear answer, and some not yet checked — open a company profile to see the status of each individual certification.

    What is IATF 16949?

    IATF 16949 is the global quality-management standard for automotive production. It builds on ISO 9001 and adds automotive-specific disciplines — APQP, PPAP, FMEA, SPC and MSA. For wire harnesses it governs full traceability, crimp-force monitoring, error-proofing (poka-yoke) and part approval at PPAP level.

    30 plants with IATF 16949 certification

    Headquarters

    Precision Cable Assemblies Inc. (PCA) HQ

    Brookfield, United States

    Precision Cable Assemblies Inc. (PCA) is a wire harness and cable assembly manufacturer based in United States. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. | Wire Harness Assemblies PCA manufactures a wide variety of wire harnesses that range from single circuit simplicity to three hundred plus circuit complexity. We specialize in the manufacturing of conventional and custom power cables.

    Off Road
    Appliances
    Marine
    +1
    Certs:ISO 9001, IATF 16949

    Headquarters

    Paderteg Kabeltechnik SRL HQ

    Sibiu, Romania

    Paderteg Kabeltechnik is a Romanian cable assembly and wiring harness manufacturer serving automotive, industrial, medical, aerospace, energy, and environmental applications.

    Aerospace
    Automotive
    Energy
    +2
    Certs:ISO 14001, ISO 45001+2

    Headquarters

    EH Success Solutions Sdn Bhd HQ

    Simpang Ampat, Malaysia

    EH Success Solutions Sdn Bhd is a wire harness and cable assembly manufacturer based in Malaysia. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. The Wire Harness Manufacturing in Malaysia Your Problem, We're Ready to Solve. Bhd established in Year 2008, specializes in the manufacturing of a comprehensive range of wire harnessing, cable assembly, over-molding & sub-assembly for the OEM markets.

    Automotive
    Certs:ISO 9001, IATF 16949+1

    Headquarters

    NEXT WIRING HARNESS TECHNOLOGIES HQ

    Vandalur, India

    NEXT WIRING HARNESS TECHNOLOGIES is a wire harness and cable assembly manufacturer based in India. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Our Mission Emphasis on quality integrated systems and assurance of reliability Explore More Explore More.

    Automotive
    Appliances
    Electronics
    +1
    Certs:IATF 16949, ISO 9001

    Headquarters

    Ryonan Electric Vietnam Co., Ltd HQ

    Hanoi, Vietnam

    Ryonan Electric Vietnam Co., Ltd is a wire harness and cable assembly manufacturer based in Vietnam. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. : Plot B-10, Thang Long Industrial Park, Thien Loc Commune, Ha Noi City, Viet Nam. Increase company efficiency and provide the most value to our customers through continuous effort and implementation of new innovations.

    Automotive
    Certs:IATF 16949

    Headquarters

    Imperial Cable Industry Co.,Ltd. HQ

    Sam Phran, Thailand

    Imperial Cable Industry Co.,Ltd. is a wire harness and cable assembly manufacturer based in Thailand. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. We are one of the Thailand’s leading manufacturer of control cable assembly for automotive industry as well as other industries such as Agricultural Machinery and Construction Equipment. Over the years, Imperial Cable Industry has been continually developing and improving our management system and production process.

    Automotive
    Off Road
    Certs:ISO 9001, IATF 16949

    Headquarters

    Rosenberger Tunisia HQ

    Enfidha, Tunisia

    Rosenberger Tunisia is a wire harness and cable assembly manufacturer based in Tunisia. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Headquartered in Germany, with a global network of over 15,000 employees we focus on cutting-edge technology and highly efficient manufacturing processes. Markets & Applications Rosenberger Fiber Optic is a major player in the worldwide fiber optic industry.

    Aerospace
    Automotive
    Electronics
    +3
    Certs:ISO 9001, IATF 16949+1

    富添工業股份有限公司 一廠/ FORTOP INDUSTRIAL CO.,LTD is a wire harness and cable assembly manufacturer based in Taiwan. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Biggest Construction Vehicles Harness Manufacturers Electric vehicle wiring harness Design & Production. Sell 16 million products worldwide annually(16 million auto wiring harness sold annually ,75 circles around the Earth.

    Automotive
    Commercial Vehicles
    Off Road
    Certs:IATF 16949, ISO 14001+1

    Headquarters

    Cablex Hungary Kft HQ

    Csolnok, Hungary

    Cablex Hungary Kft is a wire harness and cable assembly manufacturer based in Hungary. The company produces custom wire harnesses and cable assemblies for a range of industrial applications.

    Appliances
    Automotive
    Certs:ISO 9001, IATF 16949+1

    Headquarters

    ODU Romania Manufacturing SRL HQ

    Sibiu, Romania

    ODU Romania is a production and product development site of ODU Group supporting connector systems, assembly, and cable assembly.

    Automotive
    Energy
    Industrial
    +1
    Certs:ISO 9001, IATF 16949+2

    Headquarters

    GSW Manufacturing Inc. HQ

    Findlay, United States

    GSW Manufacturing Inc. is a wire harness and cable assembly manufacturer based in United States. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Skip to content Our Products Automotive As a Tier 1 and Tier 2 leading manufacturer in the automotive industry for the past 30 years, we apply our expertise to develop solutions that meet the needs of our customers. Learn More Prev Next 01 04 Facebook Linkedin Envelope Who We Are Pioneering Excellence in Global Wire Harness Solutions At GSW Manufacturing, we’ve led with excellence and integrity since 1989.

    Automotive
    Industrial
    Certs:IATF 16949, ISO 14001+1

    Headquarters

    Hayakawa International Czech Republic s.r.o. HQ

    Praha, Czech Republic

    Hayakawa International Czech Republic s.r.o. is a wire harness and cable assembly manufacturer based in Czechia. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. IN CZECH REPUBLIC OUR COMPANY We are your first choice in high-performance wire harness assembly. With more than 50 years of experience exceeding client expectations, we know what it takes to help you succeed.

    Automotive
    Appliances
    Certs:IATF 16949, ISO 9001+1
    Cablisys Tunisie logo

    Headquarters

    Cablisys Tunisie - Kalaa Kebira

    Kalâa Kebira, Tunisia

    Cablisys Tunisie designs and manufactures electrical harnesses, overmolded harnesses and plastic injection in medium and large series for automotive, defence, industrial, rail transport, medical and household appliance applications. The company lists IATF 16949 and ISO 9001:2015 certifications.

    Appliances
    Automotive
    Industrial
    +2
    Certs:ISO 9001, IATF 16949
    501-1000
    May 2026

    Headquarters

    亞生特電業股份有限公司 HQ

    Pingtung, Taiwan

    亞生特電業股份有限公司 is a wire harness and cable assembly manufacturer based in Taiwan. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. 100% Electrical Testing •High quality •Customer Satisfaction•Humanized Management We devote ourselves to achieve clients' demands ranged over customizing, designing, manufacturing and delivering. Customized wire harness solutions that exemplify our unwavering dedication to quality and exceptional customer service.

    Automotive
    Commercial Vehicles
    Certs:IATF 16949

    Headquarters

    Grah Automotive Batočina HQ

    Batočina, Serbia

    Grah Automotive Batočina is a wire harness and cable assembly manufacturer based in Serbia. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Our main products are PCBA (Electronics), Wire Harnesses and many different assemblies that we deliver to many OEMs, Tier 1 and Tier 2 suppliers. We are mainly producing for the following applications: Automotive Home Appliances Industrial Equipment If you want to learn more about our products, visit the Products Portfolio page.

    Automotive
    Appliances
    Industrial
    +1
    Certs:ISO 9001, IATF 16949+2

    Headquarters

    Coroplast Poland Sp. o.o. HQ

    Dylaki, Poland

    Coroplast Poland Sp. o.o. is a wire harness and cable assembly manufacturer based in Poland. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. At WeWire in Poland, the same state-of-the-art standards and processes apply in the manufacturing of cables and harnesses as those developed by our engineers at our headquarters in Wuppertal. A family-managed company with operations worldwide, an open culture of ideas coupled with decades of development experience and single-minded customer orientation – only Coroplast can offer you this unique mixture.

    Automotive
    Certs:IATF 16949, ISO 14001

    Headquarters

    Meridian Cable, LLC HQ

    St. Augustine, United States

    Meridian Cable, LLC is a wire harness and cable assembly manufacturer based in United States. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Cable Design & Engineering Services Read More. With cutting-edge design and modeling software, we can see how all the components come together virtually before we extrude the first wire.

    Industrial
    Medical
    Telecommunications
    +1
    Certs:IATF 16949, ISO 9001+1

    Headquarters

    Yihetai Cable HQ

    Xiamen, China

    Yihetai Cable is a wire harness and cable assembly manufacturer based in China. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. ,Ltd Founded in 2001, we have been deeply engaged in the wire and cable industry for over two decades, with our core business focusing on manufacturing custom wire harnesses, wires and cables. As a high-tech enterprise with large-scale production, we are also a professional manufacturer of internal and external connecting wires for various electronic and electrical appliances.

    Energy
    Automotive
    Telecommunications
    +1
    Certs:ISO 9001, UL+1

    Headquarters

    Harness India Pvt Ltd HQ

    Faridabad, India

    Harness India Pvt Ltd is a wire harness and cable assembly manufacturer based in India. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Welcome to Hugs Group HUGS has always stood for an unwavering commitment to quality and trust. Built on strong values and guided by perseverance, the Group’s journey is defined by dedication to its customers and pride in its work.

    Appliances
    Automotive
    Certs:IATF 16949

    Headquarters

    Polycontact Hermannstadt SRL HQ

    Ocna Sibiului, Romania

    Polycontact Hermannstadt SRL is a wire harness and cable assembly manufacturer based in Romania. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Scaunele inteligente pentru copii sunt acum disponibile in magazinele specializate.

    Automotive
    Certs:ISO 9001, IATF 16949+1

    Headquarters

    Superior Wire Harness HQ

    Golden, United States

    Superior Wire Harness is a wire harness and cable assembly manufacturer based in United States. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. CUSTOM CABLE ASSEMBLIES Custom cable assembly manufacturers delivers precise and durable solutions for industrial, automotive, aerospace, and medical industries, ensuring reliable connectivity and performance. ELECTRICAL BOX BUILD Custom electrical box contract manufacturer can build durable, high-quality enclosures for industrial, commercial, and consumer applications, ensuring specifications and functionality.

    Aerospace
    Automotive
    Industrial
    +2
    Certs:IATF 16949, AS9100

    Headquarters

    E.U. Connector (M) Sdn Bhd HQ

    Kulim, Malaysia

    E.U. Connector (M) Sdn Bhd is a wire harness and cable assembly manufacturer based in Malaysia. The company produces custom wire harnesses and cable assemblies for a range of industrial applications.

    Automotive
    Industrial
    Certs:IATF 16949, ISO 9001+1
    El-Cab logo

    Headquarters

    Bolechowo

    Bolechowo, Poland

    El-Cab is a Polish manufacturer of cable harnesses, control cabinets and electrical modules, founded in 1996 in Bolechowo near Poznań, where it started out building wire harnesses for Neoplan Polska with 22 employees. Today it supplies the bus, commercial vehicle, railway, military, construction machinery, yacht and medical sectors. Its Bolechowo plant runs Komax, Schleuniger and TE Connectivity cutting and crimping lines, Schunk ultrasonic welding (0.75–35 mm²), wire braiding and 100% end-of-line electrical testing, and is certified to ISO 9001, ISO 14001, ISO 22163 (IRIS), IATF 16949, AQAP 2110 and UL ZPFW2/ZPFW8. Since 2021 El-Cab has been part of the global Amphenol Group.

    Automotive
    Commercial Vehicles
    Rolling Stock
    +6
    PrototypeMid VolumeLow VolumeHigh Volume
    Certs:IATF 16949, ISO 14001+4
    501-1000

    Headquarters

    Auto Springs East Africa PLC HQ

    Kiambu, Kenya

    Auto Springs East Africa PLC is a wire harness and cable assembly manufacturer based in Kenya. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. One of the Kenya's largest Automotive parts manufacturer for Original Equipment Manufacturers (OEMs) and After Sale Market in East and Central Africa. Auto Springs East Africa PLC (ASEAP) is One of the Kenya’s largest Automotive parts manufacturer for Original Equipment Manufacturers (OEMs) and After Sale Market in East and Central Africa.

    Automotive
    Commercial Vehicles
    Certs:IATF 16949

    Headquarters

    太聯事業股份有限公司 HQ

    New Taipei City, Taiwan

    太聯事業股份有限公司 is a wire harness and cable assembly manufacturer based in Taiwan. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Tailored Solutions in various industries for close to 40 years of R&D and precision manufacturing experiences. Get To Know More About Our Company Explore Our Capability & Engineering Services A Global Presence Enterprise Founded in 1983, AUK is one of the industry pioneers of Connector Manufacturer based in Taiwan.

    Automotive
    Industrial
    Medical
    +2
    Certs:UL, IATF 16949+2

    Headquarters

    Celestix Industries India Pvt. Ltd. HQ

    Ahmedabad, India

    Celestix Industries India Pvt. Ltd. is a wire harness and cable assembly manufacturer based in India. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Wiring Harness, Trusted Globally Celestix Industries India Pvt. is a trusted leader in custom wiring harness manufacturing and plastic injection molding.

    Automotive
    Energy
    Electronics
    +2
    Certs:IATF 16949, ISO 9001

    Headquarters

    Segue Manufacturing Services LLC HQ

    North Billerica, United States

    Segue Manufacturing Services LLC is a wire harness and cable assembly manufacturer based in United States. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Why Choose Segue Manufacturing Services for Your Innovative Electronic Products. Segue's global team of professionals is expert, diverse, and – most of all – proactive about making our customers successful.

    Energy
    Industrial
    Medical
    Certs:ISO 9001, IATF 16949+1

    Shreyaas Industries & Interconnect Technologies. is a wire harness and cable assembly manufacturer based in India. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. Wiring Harness Custom wire harness assemblies designed for automotive, industrial, and commercial applications with precision engineering. Learn More Battery Cables Heavy-duty battery cables and power distribution solutions for reliable electrical connectivity in demanding environments.

    Certs:IATF 16949, ISO 9001

    Headquarters

    Thal Engineering HQ

    Karachi, Pakistan

    Thal Engineering is a wire harness and cable assembly manufacturer based in Pakistan. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. With a rich legacy dating back to 1996, Thal Engineering has emerged as the foremost supplier of automotive parts in Pakistan, catering to the requirements of prominent players in the local automobile industry. Committed to excellence and innovation, Thal Engineering is a reliable partner in driving the success of the automobile industry in Pakistan.

    Automotive
    Certs:ISO 9001, IATF 16949+2

    Headquarters

    J.K. Wire Harness Sdn Bhd HQ

    Johor Bahru, Malaysia

    J.K. Wire Harness Sdn Bhd is a wire harness and cable assembly manufacturer based in Malaysia. The company produces custom wire harnesses and cable assemblies for a range of industrial applications. We are Malaysia’s leading manufacturer and supplier of wire harnesses for automobiles. Learn More Our Products Our core products, manufactured under the “JK” brand, make up the critical nerve centre of leading car models.

    Automotive
    Certs:IATF 16949, ISO 14001+1

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