Hill & Smith Holdings

Whitlow Electric Service Company specializes in designing and manufacturing structural steel components for the U.S. electrical infrastructure market. Their primary products include transmission towers, substation components, and various hardware items, fabricated from materials like wide flange beams, angle lattice steel, pipe, and square and rectangular tubing. The company serves a diverse range of utility companies and municipalities, both domestically and internationally, renowned for its commitment to quality and attention to detail.

Trident Industries designs and manufactures engineered components for two markets: composite utility infrastructure and aerospace/defense applications. In utilities, it produces single-layer and multi-layer composite poles, along with accessories such as permanent stairs, composite sleeves, base plates, and impact-resistant pole caps. In aerospace and defense, it supplies precision-engineered components enabled by advanced machining and aerospace expertise, supporting aircraft manufacturers and defense contractors in achieving reliable performance in demanding environments. The company applies its engineering capabilities across high-reliability applications, delivering durable infrastructure solutions and precision components.

FM Stainless is a manufacturer and distributor specializing in stainless steel and alloy products tailored for the water and wastewater industries. The company provides a range of solutions, including stainless steel pipe supports, pipe hangers, expansion anchors, specialty fasteners, and related hardware. FM Stainless focuses on addressing the fastening challenges faced by its customers, delivering high-quality products that enhance operational efficiency in various applications within the sector.

Enduro Composites is a designer and manufacturer of engineered composite solutions, serving primarily the industrial and infrastructure markets. The company specializes in producing a wide range of fiberglass products, including roofing and siding panels, cable management systems, tank cover systems, and baffle and partition walls for water and wastewater treatment. Additionally, Enduro provides water clarification equipment and custom-engineered solutions tailored to various industries, such as oil and gas, chemicals, mining, food, agriculture, and paper. Utilizing advanced manufacturing techniques like pultrusion, continuous lamination, compression molding, resin transfer molding, filament winding, and spray-up fabrication, Enduro Composites delivers innovative solutions focused on corrosion protection, fire protection, and efficient chemical storage and processing.

Mallatite designs and manufactures a range of infrastructure products for local authorities and highway agencies across the United Kingdom. Its offerings include lighting columns, support structures, traffic sign columns, posts, traffic products and signage, street lights, traffic signal poles, passively safe products, and road maintenance materials.

Established in 1993, Hardstaff Barriers specializes in the supply and installation of temporary vertical concrete security barriers across various sectors in the United Kingdom. Its comprehensive product range includes kentledge blocks, temporary barriers, noise barriers, gates, compound access systems, crash cushions, and concrete ballast blocks. The company offers planning services, manufacture, storage, distribution, installation, relocation, removal, rental, and sale of its barrier solutions to clients in highways, transport hubs, construction, events, and commercial property sectors.

E.T. Techtonics, Inc. is a company based in Alum Bank, United States, specializing in the research, design, and construction of fiber reinforced polymer (FRP) bridges. The firm offers a range of services that include project design, deflection analysis, and documentation review, aimed at providing clients with advanced solutions for bridge and building projects. By focusing on innovative materials and techniques, E.T. Techtonics positions itself as a leader in the construction industry, delivering efficient and durable infrastructure solutions.

Birtley Group Limited designs and manufactures building products.

Tegrel Ltd was founded in 1978. The company's line of business includes manufacturing sheet metalwork products.

Premier Galvanizing Limited, established in 1999 and headquartered in Hull, UK, specializes in galvanizing services for businesses across the North East of England, Yorkshire, Lincolnshire, Midlands, Southern England, and Lancashire. The company offers a range of services, including hot dip galvanizing, galvanizing storage and distribution, powder coating, shot blasting, and advisory services. It also provides 24-hour turnaround options for galvanizing collection and delivery. Premier Galvanizing Limited is a subsidiary of Hill & Smith Holdings PLC.

Ata Bygg- Och Markprodukter Ab operates as a distributor of road safety barriers and manufacturer and distributor of road signage.

Paterson Group provides quality and efficient professional engineering services based on technological expertise.

Paterson Group provides quality and efficient professional engineering services based on technological expertise.

Creative Pultrusions, Inc. is a prominent manufacturer specializing in the pultrusion of fiber reinforced polymer (FRP) composites. Established in 1973 and located in Alum Bank, Pennsylvania, the company produces a range of high-strength pultruded fiberglass products that excel in highly corrosive environments. These products are lightweight and offer high dielectric strength, making them advantageous over traditional materials. Creative Pultrusions manufactures both custom and standard structural shapes, including fiberglass panels, I beams, decking, utility poles, and gratings. The company's offerings also extend to carbon pultrusions and specialized systems such as composite utility poles and fiberglass cross arms. As a subsidiary of The Hill & Smith Group, Creative Pultrusions benefits from a global network and expertise in infrastructure and construction products.

Zinkinvent GmbH, through its subsidiaries, provides galvanizing services in Europe.

Joseph Ash Chesterfield provides galvanizing and related services to the construction industry.

Metnor Galvanizing Ltd is a provider of base metals.

Counters & Accessories Limited engages in the design, manufacture, assembly, and installation of data capture products for traffic engineers.

Techspan Systems Limited specializes in the design, manufacture, installation, and maintenance of electronic variable message signs (VMS) in the United Kingdom. The company focuses on creating electronic information displays that serve the road market, providing motorists with real-time updates regarding traffic congestion, accidents, and local speed limits. By delivering timely and relevant information, Techspan Systems plays a crucial role in enhancing road safety and improving traffic flow for drivers across the region.

Lionweld Kennedy Flooring Ltd. specializes in the design and manufacture of industrial flooring solutions, including open steel flooring, GRP grating, handrails, and stair treads. The company serves a diverse range of sectors, notably construction, engineering, and offshore industries. By offering a variety of high-quality products, Lionweld Kennedy Flooring aims to meet the needs of its global clientele while maintaining competitive pricing. Their commitment to quality ensures that customers receive durable and reliable flooring solutions suitable for various applications.

Brifen Ltd is a provider of metals and mining services.