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Marmon Utility has been recognized by Utilities Business Review Magazine as the exclusive recipient of “Top 10 Featured Vendor (July-August) - 2023,” based on our proprietary methodology, reflecting its position in the industry. This profile has been developed by the Utilities Business Review research and editorial team based on insights from an interview with Ken Woo, President.
Marmon Utility
Your Go-To Partner for Reliable Electricity Utility Solutions
The role of the electricity sector as the backbone of a growing economy has evolved with time, ushering in prosperity and powering up Industry 4.0. This places new expectations on electricity transmission and distribution (T&D) solutions providers to ensure uninterrupted power and minimize the chances of disruption by storms and power leakage. Simultaneously, a growing economy increases business opportunities across various geographical terrains, requiring them to provide reliable underground and overhead cables and other T&D solutions while ensuring safety.
Marmon Utility, a manufacturer serving the T&D industry for over 170 years, has evolved with the changing requirements of its global customers in the electric sector. Carrying extensive experience in engineering, manufacturing, installation, and service of electric cable systems and polymer insulators, Marmon Utility under the brand names Hendrix and Kerite provides solutions that increase the reliability and resiliency of T&D systems to ensure zero power disruptions.
“We consider ourselves the utmost innovative provider that offers the most reliable and resilient value-added solutions. We bring innovation to the industry by providing tailored solutions to our customers, enabling them to meet their reliability goals, which has led to our long-term success,” says Ken Woo, President of Marmon Utility.
Hendrix Aerial Cables Systems offers covered overhead cable solutions that cut down power outages by 90 percent and increase a utility’s return on investment. Anchored by a high-strength messenger wire that supports polymer spacers and covered conductors, this system can withstand harsh weather conditions including ice, snow, and storms. In addition, Hendrix polymer insulators, which are made from a proprietary blend of high-density polyethylene, offer superior electrical performance and are lighter than commonly used porcelain insulators, yet resistant to cracks and breaks.
Clients also report a reduction in spark generation, which can cause wildfires in the event of pole or cable failure when using the Hendrix Aerial Cable System. These factors along with its compact design make Hendrix Spacer Cable Systems ideal for heavily treed areas, arid regions, limited right-of-ways, and long spans over highways and river crossings.
A prominent investor-owned utility on the West Coast was experiencing various instances of its power lines generating sparks that could ignite wildfires, so Marmon Utility offered its Hendrix overhead-covered conductor system as a solution to significantly contribute to their wildfire mitigation efforts.
We consider ourselves the innovative provider that offers reliable and resilient value-added solutions. We bring innovation to the industry by providing tailored solutions for our customers, enabling them to meet their reliability goals, which has led to our long-term success.
Almost two hundred years after its inception, Marmon Utility continues to innovate and help utilities supply uninterrupted electricity, an important contribution towards improving the economy worldwide. It ensures its products are delivered quickly and efficiently installed on-site, giving peace of mind to customers and cementing Marmon Utility as a global leader in T&D systems.
Advancing Grid Reliability Through Integrated Spacer Cable Systems
Electric utilities face a convergence of pressures that challenge conventional distribution and transmission design. Aging infrastructure, constrained rights-of-way and rising demand from electrification and data-intensive industries are forcing leaders to rethink how capacity, reliability and long-term cost are managed. Incremental upgrades to legacy bare wire systems no longer deliver sufficient performance as exposure to vegetation, weather variability and congestion continues to rise.
A more effective path is emerging through integrated spacer cable and insulator systems that shift focus from individual components to system-level performance. Utilities that engage early in planning and design achieve stronger outcomes, especially when engineering input, specification alignment and installation practices move in step. Fragmented procurement often creates inconsistencies that surface later as maintenance issues or performance variability. A unified system perspective reduces that risk by aligning design intent with execution.
Space constraints now define infrastructure strategy. Expansion of traditional lines faces limits from land availability and permitting complexity, which places pressure on utilities to extract more capacity from existing corridors. Solutions that increase circuit density or retrofit existing lines without expanding physical footprint are gaining traction. Operating within current rights-of-way while increasing throughput addresses both regulatory friction and capital efficiency.
Capacity alone does not define performance. Utilities are placing greater emphasis on lifecycle economics, where reduced maintenance, fewer outages and predictable operation over decades outweigh initial cost. Systems that limit vegetation management, reduce exposure to external faults and sustain consistent output over time are increasingly favored. Documented reductions in outages and field intervention translate into measurable financial and reputational gains.
Delivery certainty has become a strategic factor. Planning cycles depend on predictable supply timelines, especially during storm response and large infrastructure programs. Vendors with disciplined manufacturing, aligned supply chains and visibility into demand enable utilities to execute with confidence. Consistent delivery supports synchronized deployment across grid modernization efforts and allows a shift from reactive upgrades to structured planning.
Hendrix® by Marmon Utility reflects this system-led approach through its spacer cable and insulator solutions. It operates as an extension of utility engineering teams, engaging from early design through installation and long-term support. Its systems enable higher capacity within constrained corridors, including configurations that reduce spatial requirements while maintaining performance. It supports lifecycle value by lowering outage exposure, reducing vegetation management and enabling stable long-term operation. Its manufacturing discipline and supplier alignment ensure dependable lead times, while close engineering collaboration ensures correct specification and execution. This combination positions Marmon Utility as a strong choice for utilities pursuing sustained reliability, capacity growth and cost control.
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