Top 10 Maintenance, Repair, and Operations (MRO) Companies 2026 | Global Industry Leaders

The global maintenance, repair, and operations (MRO) market stood at USD 765.55 Billion in 2025 and is projected to expand at a CAGR of 2.40% between 2026 and 2035, reaching nearly USD 970.45 Billion by 2035. As per the analysis by Expert Market Research, the market is expected to be driven by the increasing demand for increased efficiency.

Maintenance, repair, and operations (MRO) encompass the diverse expenses incurred by businesses to ensure seamless operations and production processes. Although MRO products are not part of the final product, they include items vital for production, such as consumables, machinery, repair tools, and miscellaneous items like furniture and computers. MRO involves a holistic approach aimed at regular upkeep, servicing, and repair of assets to prevent breakdowns, minimise downtime, and optimise operational efficiency. It encompasses tasks like cleaning, lubrication, calibration, and timely part replacements, crucial for industries like manufacturing, healthcare, and aviation to sustain workflow and asset value.

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The maintenance, repair, and operations (MRO) market growth is poised to be driven by the emergence of smart factories. Predictive maintenance technologies, such as sensors and IoT, facilitate proactive replacement of manufacturing components, averting potential defects, fuelling rapid market expansion during the forecast period. The MRO market is further propelled by robust digitalisation efforts and growing business demands for enhanced operational efficiency.

Emerging trends such as AI-driven procurement, IoT-based asset monitoring, predictive maintenance platforms, vending-machine-based inventory management, and blockchain-verified supply chains are redefining the competitive landscape. Leading MRO distributors are increasingly targeting 80 percent digital sales, deploying smart vending fleets, and embedding AI into their service and control systems to capture share in a rapidly evolving procurement environment.

Latest Updates on Top Maintenance, Repair, and Operations (MRO) Companies and Global Industry Trends

In March 2026, W.W. Grainger hosted the Grainger Show in Orlando, Florida, bringing together more than 10,000 customers, suppliers, and industry leaders from March 15 to 17 to help MRO leaders solve operational challenges and embrace innovations shaping the industry's future. The event showcased new digital procurement tools, AI-powered inventory solutions, and next-generation safety products.

In January 2026, W.W. Grainger announced that it is targeting 80 percent digital sales as part of its long-term strategy, underscoring the rapid digital transformation of the global MRO distribution industry. The company continues to expand its e-commerce platform, AI-driven search, and predictive maintenance tools to enhance customer experience.

In December 2025, W.W. Grainger agreed to acquire a European industrial-supply distributor operating in Germany, France, and Poland, adding 12 distribution centers and 2,400 employees. The acquisition significantly strengthens Grainger's footprint across Continental Europe and accelerates its international growth strategy.

In October 2025, Fastenal deployed 6,200 additional vending machines, bringing its total fleet to 108,000 units, and partnered with an IIoT platform provider to tie reordering triggers to equipment-health data. The expansion further cements Fastenal's leadership in vending-machine-based MRO inventory management.

In September 2025, WESCO International completed the final phase of its Anixter integration, securing USD 250 million in annual cost synergies and consolidating 47 distribution centers. The integration significantly strengthens WESCO's scale, cross-selling opportunities, and electrical distribution leadership.

In November 2025, MSC Industrial announced a USD 150 million warehouse automation plan that deploys autonomous mobile robots and AI-driven inventory software across 12 distribution centers, aiming to reduce order-to-ship cycle times by 30 percent. The investment reinforces MSC's commitment to digital supply chain transformation.

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Top 10 Maintenance, Repair, and Operations (MRO) Companies Worldwide | Leading Industry Players

1. Applied Industrial Technologies

Applied Industrial Technologies, established in 1923, is a premier distributor and technical solutions provider for industrial motion, fluid power, and automation technologies. With over 100 years of leadership, the company offers specialised services and a wide range of products to MRO and OEM customers worldwide. The company's commitment to innovation and customer service drives its success, as it continuously strives to enhance productivity and investment returns. Through strategic acquisitions including UZ Engineered Products and other specialty distributors, Applied Industrial has strengthened its portfolio across high-growth segments. The company's dedicated associates and core values ensure that it remains a trusted partner, delivering value and excellence in the industrial marketplace.

2. RS Group plc

Formerly known as Electrocomponents plc, RS Group plc is a global leader in providing product and service solutions for industrial design, manufacturing, and maintenance. With access to over 750,000 stocked industrial products, the company offers unparalleled support across design, procurement, inventory, and maintenance. The company's dedicated team of experts ensures seamless solutions to customers' challenges while prioritising top-notch service and a seamless procurement experience. RS Group strives to deliver innovative solutions and best-in-class customer service, making it the preferred choice for industrial equipment and operations globally. The company continues to expand its digital-first model, integrating AI-driven search, predictive inventory, and data-driven procurement platforms.

3. W.W. Grainger, Inc.

Grainger, a top B2B organisation, serves over 3.2 million customers with a wide range of products including safety, material handling, and metalworking, as well as services like inventory management. With a focus on getting things done, Grainger offers over 1.7 million quality in-stock products, expert advice, and a seamless digital experience to ensure quick and efficient order fulfilment. Trusted for over 95 years, Grainger provides access to a vast array of MRO supplies, backed by 24/7 customer service and technical support from industry experts. The company operates 591 branches and offers next-day service to 95 percent of U.S. manufacturing sites. With its recent European distributor acquisition and target of 80 percent digital sales, Grainger continues to lead MRO industry digital transformation.

4. Lawson Products, Inc

Founded in 1952, Lawson Products is an industrial distributor of maintenance and repair supplies dedicated to enhancing customer operations long term. Recognised for excellence by Selling Power magazine and Industrial Distribution's Big 50, Lawson Products focuses on personalised service and technical expertise to ensure optimal product availability. Offering vendor-managed inventory services and user-friendly online purchasing, Lawson simplifies supply chain management. Now part of Distribution Solutions Group (DSG), Lawson benefits from expanded scale and cross-selling opportunities within the specialty distribution sector. With a commitment to tailored solutions, Lawson Products empowers customers to streamline operations and improve productivity with quality product solutions and efficient logistics support.

5. WESCO International, Inc.

WESCO International is a leading global supply chain solutions provider serving customers across industrial, utility, enterprise, and electrical markets worldwide. Headquartered in Pittsburgh, Pennsylvania, WESCO offers a comprehensive portfolio of electrical, industrial, and communications products and services. Following its landmark acquisition of Anixter International, the company now operates a consolidated network of 47 distribution centers and has secured USD 250 million in annual cost synergies. WESCO is dedicated to driving innovation and providing expertise to meet the diverse challenges of its customers, ensuring operational excellence and customer satisfaction through advanced e-commerce platforms, IoT-enabled inventory tools, and integrated supply chain services.

6. Wolseley Limited

Wolseley Group is the UK's largest plumbing, heating, and cooling trade specialist merchant and prioritises being the top choice for trade professionals. With over 650 branches nationwide and access to 160,000 products, including plumbing, heating, cooling, and infrastructure supplies, Wolseley offers diverse career opportunities. Renowned for decades of expertise and customer support, Wolseley's success is attributed to its dedicated staff and quality products. With a strong nationwide branch network across the UK, Wolseley ensures proximity and reliability, fostering lasting relationships with customers through exceptional service and trust. The company continues to invest in digital procurement platforms and energy-efficient product portfolios aligned with the UK's net-zero transition.

7. ERIKS N.V

ERIKS, a specialised industrial service provider, offers a wide array of technical products, co-engineering solutions, and related services. With over 80 years of experience, the company excels in sealing, polymer, gaskets, valves, hoses, plastics, power transmission, bearings, conveying systems, and maintenance products. The company's focus on digitalisation enhances customer service and process improvement. Committed to ethical business practices, the company prioritises long-term relationships, transparency, and sustainability. With 5,000 skilled employees globally, ERIKS serves OEM and MRO operations across 12 countries, primarily in Western Europe and Asia. The company continues to expand its co-engineering and digital procurement capabilities to serve increasingly complex industrial client requirements.

8. Johnson Controls

Johnson Controls revolutionises living, working, learning, and recreational spaces worldwide. As the premier provider of intelligent, sustainable buildings, the company strives to redefine building performance for the benefit of people, communities, and the environment. With over 140 years of groundbreaking innovation, Johnson Controls pioneers the future across various sectors including healthcare, education, data management, transportation, and manufacturing. Through its cutting-edge digital platform OpenBlue, supported by a global team of 100,000 experts spanning 150+ countries, the company offers unparalleled building technology, software, and service solutions, backed by trusted industry expertise. Its HVAC brands including York, Metasys, and Frick are widely deployed in industrial MRO environments and integrated smart building ecosystems.

9. Wurth Group

Wurth Group, originating from Kunzelsau, Germany, leads the global market in fastening and assembly materials. With over 400 companies spanning 80 countries and 2,700 branch offices, it is a family business boasting more than 125,000 products, serving over four million customers. Complemented by Allied Companies, it offers diverse services from electrical wholesale to financial services. With a workforce exceeding 87,000, including 33,000 customer-facing staff, Wurth prioritises customer proximity, services, and top-notch quality. In fiscal year 2024, the Group recorded sales of EUR 20.4 billion. Wurth continues to expand through its signature onsite bin replenishment, technical guidance services, and digital transformation initiatives that enhance customer retention in the global MRO market.

10. Caterpillar Inc.

With FY 2024 sales reaching USD 64.8 billion, Caterpillar Inc. stands as the global leader in construction, mining equipment, and more. For nearly a century, the company has championed sustainability and innovation, offering customers exceptional value through its extensive dealer network. Operating across all continents, the company's primary segments include Construction Industries, Resource Industries, and Energy and Transportation, complemented by financial services. Committed to a reduced-carbon future, Caterpillar continues to pave the way for a better world with its groundbreaking products and services. The company's global aftermarket parts, rebuild programs, and connected services have become a major revenue driver, offering long-term MRO support across industrial fleets worldwide.