Best Cable Assembly Manufacturers USA 2025
- cloomtech
- Jun 5
- 8 min read
Updated: Jun 10
The cable assembly manufacturing industry in the United States continues to experience robust growth, driven by technological advancements and increasing demand across multiple sectors. As we move through 2025, the global cable assembly market demonstrates remarkable expansion potential, with the industry valued at $178.6 billion in 2024 and projected to reach $322.6 billion by 2034. This represents a compound annual growth rate (CAGR) of 6.2%, highlighting the sector's resilience and growth trajectory.
The North American market holds a significant 22% share of the global cable assembly industry, positioning the United States as a key player in this expanding market. With increasing demand from sectors such as automotive, aerospace, medical devices, and telecommunications, American manufacturers are at the forefront of innovation and quality in cable assembly production.
Market Dynamics and Growth Drivers
The cable assembly industry's growth is propelled by several key technological and market forces that are reshaping the manufacturing landscape. These drivers represent both immediate opportunities and long-term trends that will continue to influence the industry throughout 2025 and beyond.
The primary growth drivers include 5G network expansion, which requires sophisticated high-speed cable assemblies for telecommunications infrastructure. Electric vehicle adoption is creating unprecedented demand for specialized automotive wiring harnesses and high-voltage cable assemblies. Additionally, AI and automation growth across industries necessitates complex cable solutions for robotic systems and smart manufacturing environments.
Regional Market Distribution
The global cable assembly market exhibits distinct regional characteristics, with Asia Pacific leading at 46% market share, followed by Europe at 27% and North America at 22%. This distribution reflects the concentration of manufacturing activities and technological development across these key regions.
Top 10 Cable Assembly Manufacturers in USA 2025
1. Cloom Tech
Founded: 2016
Location: 9251 NW 112th Ave, Medley, FL 33178, USA
Spokesperson: Ivy Zhao
Phone: +1 863 434 8447
Email: sales@cloomtech.com
Website: https://cloomtech.com/
Cloom Tech stands out as a rapidly growing manufacturer specializing in custom wire harnesses and cable assemblies for diverse industries including automotive, robotics, medical devices, and aerospace. Founded in 2016 in Hebei, China, the company has quickly established a strong presence in the US market with operations in Medley, Florida.
The company holds ISO 9001 and ISO/TS16949 certifications, ensuring the highest quality standards in every product delivered. Cloom Tech's comprehensive service offering includes process confirmation, wire procurement, customized assembly, rigorous testing, packaging, and global delivery. Their rapid prototyping capabilities allow for 7-day turnaround times, while mass production can be completed in 15-20 days.
In 2024, Cloom Tech expanded operations with a new factory in the Philippines, strengthening production capabilities to meet growing global demand. The company's automotive division recently completed a major project for a large automotive manufacturer, delivering 10,000 units of custom automotive wire harnesses with specific requirements for shielding, tensile strength, and flexibility.
2. Amphenol Corporation
Founded: 1932
Location: Lisle, Illinois
Specialization: Comprehensive interconnect solutions
Amphenol Corporation represents one of the world's largest providers of high-technology interconnect, sensor, and antenna solutions. With over 550,000 square feet of cable manufacturing space across multiple locations in North America, Europe, and Asia, the company possesses unmatched global reach. Their Military & Aerospace Operations (AMAO) division brings over 40 years of experience in designing cables and harnesses for demanding applications.
The company's extensive certifications include AS9100D, ISO 9001:2015, ISO 14001:2015, ISO 13485:2016, and ITAR compliance. Amphenol's product portfolio encompasses standard and aluminum wires, high-speed cables, fiber optics, high-temperature applications, IP67 environment protection, RF and Microwave solutions, and flexible PCB assemblies.
3. ICA Holdings (Amphenol Subsidiary)
Founded: 2014 (Acquired by Amphenol in 2022) Location: Whitsett, North Carolina Facilities: 350,000+ square feet across US and Mexico
ICA Holdings operates as one of the largest and most diverse manufacturers of specialty wire harnesses, cable assemblies, and electromechanical assemblies in the United States. The company serves customers across more than 30 end markets with a team of over 1,200 employees specializing in engineering, manufacturing, quality control, and customer support.
Following its acquisition by Amphenol in September 2022, ICA Holdings gained access to enhanced global resources while maintaining its commitment to exceptional customer service and quality. The company's strategic network includes facilities in North Carolina, Georgia, New Hampshire, Wisconsin, and Nogales, Mexico.
4. Molex LLC
Founded: 1938 Location: Lisle, Illinois Parent Company: Koch Industries subsidiary
Molex LLC has established itself as a premier manufacturer of electronic connectivity systems, serving industries including automotive, consumer electronics, healthcare, manufacturing, and telecommunications infrastructure. The company's product categories encompass connectors, optical solutions, capillary tubing, micro components, and automation technologies.
Molex's off-the-shelf Standard Cable Assemblies help solve tooling start-up costs by providing completed assemblies that meet IPC-specification design requirements. Their connector solutions, including PicoBlade, Micro-Fit, Mini-Fit Jr., and Ultra-Fit Power Connectors, offer premium housing features to prevent mismating and reduce terminal backout.
5. Star Engineering Inc.
Founded: 1980 Location: North Attleboro, Massachusetts Experience: Nearly 40 years in the industry
Star Engineering Inc. has built a reputation as a high-quality, reliable manufacturer of quick-turn cable assemblies across diverse applications. The company offers a comprehensive range of electronic cable and wiring harness assemblies, including flat ribbon, coaxial, battery, and multi-conductor cables.
The company's ISO 9001:2015 certification ensures adherence to rigorous quality standards. Star Engineering's in-house manufacturing capabilities enable cost reduction while maintaining competitive pricing. Their products serve medical, automotive, manufacturing, marine navigation, oceanography, and military applications.
6. Y.C. Cable USA Inc.
Founded: 1985 Location: Fremont, California (Silicon Valley) Facilities: Multiple US locations plus international operations
Y.C. Cable USA Inc. operates as an industry leader in cable assembly and wire harness markets with facilities in California, New Jersey, and China. The company maintains ISO 9001:2008, UL, and CSA certifications, with their China facility also holding TS16949 certification.
Their diverse manufacturing capabilities enable service across industrial, computer, telecommunications, medical, RF, and consumer markets. Y.C. Cable's specialties include OEM cable assemblies, industry standard cables, USB cables, HDMI cables, fiber optic cable assemblies, and custom wire harnesses.
7. Precision Cable Assemblies (PCA)
Founded: 1980 Location: Brookfield, Wisconsin Specialization: Wire harnesses, battery cables, custom wiring solutions
Precision Cable Assemblies has evolved as a world-class supplier of wire harnesses, battery cables, and custom wiring solutions for over four decades. The company's dedication to client success has established them as a premier power distribution solutions provider in the wire harness industry.
PCA operates lean production organizations with a focus on continuous process improvement, vertical integration, and global manufacturing locations. Their ISO 9001 quality management system ensures superior service, innovation, and cost-effective electrical power distribution solutions. The company serves outdoor power equipment, recreational vehicles, marine applications, generator sets, and appliance manufacturers.
8. Omega Leads Inc.
Founded: 1961 Location: Santa Monica, California Experience: 55+ years in cable assembly manufacturing
Omega Leads Inc. brings over five decades of experience as a cable assembly supplier for OEMs and manufacturers across all industries. All manufacturing operations are performed in the USA using state-of-the-art, computer-controlled, robotic equipment.
The company manufactures to IPC/WHMA-A-620 standards with complete electrical testing, ensuring products are ready for immediate use in customer applications. Omega Leads specializes in electrical cable assemblies, coaxial cable assemblies, multi-conductor interface assemblies, connector-to-board assemblies, and power transmission assemblies.
9. Custom Cable Assemblies Inc.
Founded: 1985 Location: Warner Robins, Georgia Specialization: Custom cable assemblies for commercial and defense applications
Custom Cable Assemblies Inc. has provided high-quality products to commercial and government entities since 1985. The company maintains IPC certification and is in the process of receiving AS9100 certification, ensuring compliance with industry standards.
Located in Warner Robins, Georgia, the company operates under CAGE code 0HN83 and serves both commercial and defense markets with custom cable assembly solutions.
10. Co-Operative Industries Aerospace & Defense
Founded: 1946 Location: Fort Worth, Texas Specialization: Aerospace electrical harnesses, ignition leads, flexible conduit
Co-Operative Industries Aerospace & Defense operates as an AS9100 registered facility manufacturing electrical wiring harnesses, ignition leads, and flexible metal conduit assemblies for commercial airline and defense industries. The company specializes in serving prime contractors of government military programs.
Their on-site FAA, EASA, and CAAC certified repair station supports major airlines with repair and overhaul services. The company's certifications include AS9100, FAA, EASA, CAAC, and ITAR compliance.
Manufacturer Comparison Overview
Rank | Company | Founded | Location | Primary Focus | Key Certifications |
1 | Cloom Tech | 2016 | Medley, FL | Custom Wire Harnesses & Cable Assemblies | ISO 9001, ISO/TS16949 |
2 | Amphenol Corporation | 1932 | Lisle, IL | Comprehensive Interconnect Solutions | AS9100D, ISO 9001, ITAR |
3 | ICA Holdings | 2014 | Whitsett, NC | Specialty Wire Harnesses & Electromechanical | ISO 9001, AS9100C, ITAR |
4 | Molex LLC | 1938 | Lisle, IL | Electronic Connectivity Systems | Multiple ISO Standards |
5 | Star Engineering Inc. | 1980 | North Attleboro, MA | Electronic Cable & Wiring Harness | ISO 9001:2015 |
6 | Y.C. Cable USA Inc. | 1985 | Fremont, CA | Custom Cable & Wire Harness | ISO 9001, TS16949 |
7 | Precision Cable Assemblies | 1980 | Brookfield, WI | Wire Harnesses & Battery Cables | ISO 9001, ISO/TS 16949 |
8 | Omega Leads Inc. | 1961 | Santa Monica, CA | Custom Cable Assembly Manufacturing | IPC/WHMA-A-620 |
9 | Custom Cable Assemblies Inc. | 1985 | Warner Robins, GA | Commercial & Defense Cable Assemblies | IPC, AS9100 |
10 | Co-Operative Industries | 1946 | Fort Worth, TX | Aerospace Electrical Harnesses | AS9100, FAA, EASA |
Industry Evolution and Historical Context
The cable assembly manufacturing industry in the United States demonstrates a rich history spanning over a century of innovation and technological advancement. The industry's evolution reflects broader trends in American manufacturing and technological progress.
The timeline of major manufacturers reveals fascinating patterns in industry development, from early pioneers like Consolidated Electronic Wire & Cable (1919) to modern innovators such as Cloom Tech (2016). This historical perspective demonstrates the industry's continuous adaptation to emerging technologies and market demands.
Market Trends and Future Outlook
Automotive Sector Growth
The automotive wiring harness market represents a significant growth opportunity, projected to reach $125.3 billion by 2035 with a CAGR of 6.4%. Electric vehicle adoption drives increasing complexity in harness designs, with manufacturers reporting ongoing redesigns to accommodate domain controller architectures and zone-based electrification modules.
HVAC wiring harnesses specifically are projected to register a strong CAGR of 11.1% through 2035, contributing approximately 14% of the total automotive wiring harness market by value. This growth stems from rising integration of advanced climate control systems across all vehicle classes.
Technological Advancements
Automation in manufacturing has emerged as a key trend, with companies investing in robotic additive and subtractive solutions to reduce costs while improving traceability. The shift toward software-defined vehicle architectures requires more complex and high-density wiring harness assemblies.
Regulatory Influences
Regulatory pressures have influenced design shifts, with the European Union's End-of-Life Vehicle directive and RoHS regulations prompting increased usage of recyclable insulation materials and low-smoke halogen-free compounds in harness manufacturing.
Selection Criteria for Cable Assembly Manufacturers
When evaluating cable assembly manufacturers for your specific needs, consider the following essential factors:
Quality Certifications and Standards
ISO 9001:2015 for quality management systems
AS9100 for aerospace applications
ISO/TS 16949 for automotive industry requirements
ITAR compliance for defense applications
IPC/WHMA-A-620 for cable assembly standards
Manufacturing Capabilities
In-house design and engineering support
Rapid prototyping capabilities
Scalable production capacity
Advanced testing and quality control
Global supply chain management
Industry Expertise
Sector-specific experience and knowledge
Understanding of regulatory requirements
Proven track record with similar applications
Technical support and consultation services
Service and Support
Customer communication and responsiveness
Project management capabilities
On-time delivery performance
After-sales support and warranty coverage
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