The Weir Group

The Weir Group is an engineering company that specializes in providing equipment and services for the mining and oil and gas sectors. Founded in 1871 and headquartered in Fort Worth, Texas, the company focuses on enabling the efficient extraction and transportation of essential raw materials. Weir Minerals, a key division, offers tailored processing solutions to the mining industry, including classification, separation, crushing, and grinding equipment, along with advanced wear lining materials that protect valuable assets. The Oil & Gas division supports various operations, including drilling and production, by providing a comprehensive range of products and services designed for challenging environments. The Weir Group's technology enhances productivity, safety, and sustainability across its markets, ultimately contributing to effective resource management and operational efficiency.

John Heasley

CFO

Brian Puffer

CFO

James Weir

Founder

Past deals in Mining

Micromine

Acquisition in 2025
Micromine is a software solutions provider that supports the entire mining cycle, including geological exploration, data management, resource estimation, mine design, planning, and production control. Founded 36 years ago, the company has grown to become a leading player in the mining software industry, with its solutions utilized at over 2,000 sites across more than 90 countries. Micromine's software is recognized for its user-friendly interface and robust capabilities, allowing clients to enhance asset value and productivity while making informed decisions. The company's products, available in multiple languages, are backed by local experts who provide support. Micromine's commitment to research and development ensures that its software continually sets new standards in innovation and excellence within the mining and resources sectors.

Carriere Industrial Supply

Acquisition in 2022
Carriere Industrial Supply is a manufacturer and distributor based in Lively, Ontario, specializing in engineered wear products and services for the mining industry. The company provides a range of solutions, including descender systems, ground-engaging tools, hydraulic mining shovels, buckets, rope shovels, mine ore bins, and abrasion-resistant pipes. By leveraging equipment management software and comprehensive service offerings, Carriere Industrial Supply aims to enhance productivity and reduce operating expenses for its clients across various sectors, including mining, construction, forestry, and aggregates.

Esco

Acquisition in 2018
Esco is a leading designer, manufacturer, and service provider of mission-critical equipment and wear products for the mining, construction, and industrial sectors. With over 100 years of expertise in metals, alloys, and wear materials, Esco is recognized for its innovative solutions that enhance safety and productivity for its customers. The company specializes in a wide range of products, including draglines, cable shovels, face shovels, and wear parts such as tooth systems and crusher components. Esco's commitment to product innovation and superior metallurgy ensures that its offerings are reliable and durable, providing optimum value to clients. The company's global engineering and technical teams support customers throughout the entire process, from initial design to product creation and maintenance, solidifying Esco's position as a leader in surface mining and infrastructure development markets.

TRIO Engineered Products

Acquisition in 2014
Trio Engineered Products is a manufacturer specializing in crushing and separation equipment for the mining and aggregates markets. The company is known for its innovative engineering and advanced design techniques, which result in durable and highly efficient machinery. Trio products are designed to endure extreme conditions while requiring easy maintenance, ensuring a long working life. In addition to their robust machinery, Trio offers a one-year warranty and ongoing service support, underscoring their commitment to customer satisfaction and product reliability.

Aspir Pty.

Acquisition in 2013
Aspir Pty., Ltd provides increased minerals classification solutions and a more complete range of coal processing solutions.

R. Wales & Son

Acquisition in 2013
R. Wales & Son specializes in the design and manufacture of rubber and wear-resistant products, including piping systems, industrial pipes, valves, and slurry pump wear parts. The company's RWales™ range of specialty rubber products and elastomer-lined equipment caters to various industries such as minerals, coal, hard rock, and oil sands, and is exclusively available in Canada. In addition, R. Wales & Son offers its Linatex® range of rubber products and process equipment for international markets. Their product line also includes wear-resistant linings, flotation wet ends, mill liners, and pulp lifters, demonstrating a comprehensive approach to addressing the needs of different sectors.

Linatex

Acquisition in 2010
Linatex is a global provider of wear-resistant products to the mining and sand and aggregates industries, based in Kuala Lumpur, Malaysia.

Multiflo Pumps Pty

Acquisition in 2007
Multiflo Pumps Pty is specialist mine dewatering pump business. Multiflo Pumps Pty Ltd. designs and manufactures mine dewatering skids and pontoons, underground pumping systems, and hydraulic power-packs for mining and oil/gas industries. Its products include pumps for various mining environments, including open-cut coal mines, underground coal mines, open-cut iron-ore mines, and gold mines; and the Hydrau-Flo fuel pressure control valve system for use in the prevention of build up of pressure in the fuel tank during and after filling, and for use in preventing the fuel nozzle from being overridden.
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