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builtin.com

Lake Forest, Illinois, USA

Leading B2B supplier of maintenance, repair and operating supplies and related services.

Grainger is a leading B2B supplier and distributor of maintenance, repair and operating (MRO) supplies and related services. As a broad-line distributor with a robust service network and a technology-enabled approach, Grainger focuses on reliability, deep customer relationships, and scalable solutions to help businesses stay up and running.

Mission statement

We Keep The World Working by delivering essential MRO products and related services through innovative technology and deep customer relationships.

Products & Services

Maintenance, repair and operating (MRO) supplies Product

Grainger offers extensive MRO supplies backed by reliable services and technology to ensure business operations run smoothly.

www.grainger.com
  • Technology-enabled supply chain — Enhances Efficiency
  • Deep customer relationships — Fosters Collaboration
  • Wide range of MRO supplies — Meets Diverse Needs
  • Global reach and reliability — Serves Millions Globally
  • Customer support and training — Ensures Informed Choices

Market Segments

Billion USD 0 100 200 300 400 500 600 700 Industrial MRO … Facilities main… B2B e-procureme… Vendor-managed … Maintenance ser… Market Size (Billion USD)
0% 1% 2% 3% 4% 5% 6% 7% 8% 9% 10% 11% 12% 13% CAGR Growth Potential

Industrial MRO distribution

Distribution of maintenance, repair, and operating goods to industrial and commercial customers, emphasizing broad product availability, fast fulfillment, and nationwide reliability.

Market size: $691.9B CAGR: 2.8%
Primary estimate based on Precedence Research's global industrial MRO distribution sizing (covers electrical, pipes, bearings, consumables across industries) which reports USD 691.90B in 2025 and 2.8% CAGR to 2035. This was cross-checked against other market reports showing narrower (USD 51–82B) scopes or different segment definitions and slightly different CAGRs (3.0%–6.8%), reinforcing that scope drives large variance; Precedence's coverage best matches the industrial/commercial distribution description.
MA MR 20 3 references

Facilities maintenance and operations

Procurement and supply support for facility managers to maintain building systems, safety, and uptime through stocked consumables, parts, and services.

Market size: $290.0B CAGR: 6.7%
Used reported global facility-management market valuations (USD 1.37T–1.53T in 2025) from the provided search results, averaged to ~USD 1.45T. Applied an internal-sector share assumption that procurement/supply support (MRO, consumables, spare parts, onsite services) represents roughly 20% of overall facility-management spend → estimate ≈ USD 290B. CAGR derived by averaging reported FM CAGRs in the results (8.50% and 4.98%) and adjusting toward the maintenance/consumables segment’s expected pace, yielding ≈ 6.7%.
GL TH FA 3 references

B2B e-procurement and catalog management

Digital procurement and catalog services that enable businesses to source, order, and integrate MRO items into purchasing systems and procurement workflows.

Market size: $22.0B CAGR: 10.8%
Estimated 2025 market size is the sum of related sub‑segments found in the search results: e‑procurement tools (~USD 12.54B), procurement‑as‑a‑service (~USD 7.52B), and catalog management systems (~USD 1.9B), totaling ~USD 21.96B (rounded to 22.0). Growth potential (CAGR ~10.8%) is a weighted average of reported CAGRs for those subsegments (e‑procurement ~12%, PaaS ~9.6%, catalog management ~8.1%). Reports differ in scope (some sources report much broader B2B e‑commerce figures or narrower niche definitions), so estimates reflect the combined, non‑duplicative overlap of e‑procurement and catalog management services.

Vendor-managed inventory and inventory replenishment

Inventory management and VMI programs providing automated stocking, on-site inventory control, and replenishment to reduce stockouts and optimize working capital.

Market size: $5.3B CAGR: 10%
Primary search results report the global VMI/Vendor Managed Inventory systems/software market at roughly USD 5.3 billion (2026) with projected double-digit growth. BusinessResearchInsights gives a 2026 market size of USD 5.32B and a 10% CAGR to 2035; an independent source (LinkedIn summary of a market report) shows a similar ~9.8% CAGR for 2026–2033, supporting a ~10% growth expectation.
TH TH 2 references

Maintenance services and technical support

Services including customer training, technical support, and advisory engagement to improve asset uptime, safety, and operational knowledge.

Market size: $140.5B CAGR: 5.3%
Estimate derived by synthesizing reported market sizes for adjacent maintenance and support markets from the provided search results (industrial maintenance, inspection/repair, application support, and tech support). I summed major segments (industrial maintenance $57.6B; inspection/repair $53.6B; application support $44.8B; tech support $73.1B), reduced for likely overlap between IT support and application support/inspection services, yielding an approximate combined market of ~USD 140.5 billion. Growth potential (CAGR ~5.3%) is a weighted average of reported CAGRs (industrial maintenance 5.9%, inspection/repair 7.9%, application support 4.2%, tech support 5.3%), adjusted for segment sizes and overlap.

Related Organizations

Common Questions

What does Grainger do?
Grainger is a leading B2B supplier and distributor of maintenance, repair and operating (MRO) supplies and related services. As a broad-line distributor with a robust service network and a technology-enabled approach, Grainger focuses on reliability, deep customer relationships, and scalable solutions to help businesses stay up and running.
What is Grainger's role in the Industrial MRO distribution market?
Distribution of maintenance, repair, and operating goods to industrial and commercial customers, emphasizing broad product availability, fast fulfillment, and nationwide reliability.
What is Grainger's role in the Facilities maintenance and operations market?
Procurement and supply support for facility managers to maintain building systems, safety, and uptime through stocked consumables, parts, and services.
How was the Industrial MRO distribution market size estimate for Grainger calculated?
Primary estimate based on Precedence Research's global industrial MRO distribution sizing (covers electrical, pipes, bearings, consumables across industries) which reports USD 691.90B in 2025 and 2.8% CAGR to 2035. This was cross-checked against other market reports showing narrower (USD 51–82B) scopes or different segment definitions and slightly different CAGRs (3.0%–6.8%), reinforcing that scope drives large variance; Precedence's coverage best matches the industrial/commercial distribution description.
How was the Facilities maintenance and operations market size estimate for Grainger calculated?
Used reported global facility-management market valuations (USD 1.37T–1.53T in 2025) from the provided search results, averaged to ~USD 1.45T. Applied an internal-sector share assumption that procurement/supply support (MRO, consumables, spare parts, onsite services) represents roughly 20% of overall facility-management spend → estimate ≈ USD 290B. CAGR derived by averaging reported FM CAGRs in the results (8.50% and 4.98%) and adjusting toward the maintenance/consumables segment’s expected pace, yielding ≈ 6.7%.
Grainger — company overview