Machinery Maintenance
Machinery Maintenance, Inc. is a third-generation, family-owned industrial machine shop in LaSalle, Illinois that repairs, rebuilds, and precision-machines gearboxes, pumps, compressors, bearings, and other production equipment for industrial manufacturers across Central Illinois, with affiliated field-service and fabrication units.
- Company typePrivate
- Founded1973
- HeadquartersLa Salle, United States
- Headcount101–250
- GTM typeB2B
- OfferingServices
What Machinery Maintenance does
Machinery Maintenance, Inc. is a third-generation, family-owned industrial machine shop and repair business headquartered in LaSalle, Illinois, founded in 1973 as Illinois Valley Millwright Services. The company provides repair, rebuild, and precision machining services for industrial production equipment including gearboxes, pumps, compressors, mechanical seals, bearings, and crusher components, serving industrial manufacturing facilities across Central and North Central Illinois. Its core offerings include gearbox repair and rebuild, industrial pump repair, mechanical seal repair, bearing rebabbitting (described as a specialty), boring and bushing, high-pressure waterjet cutting (50,000 PSI, ±0.005 inch tolerance), field welding, and custom job shop machining with 120-inch diameter capacity and 20,000-pound crane capacity across 120,000+ square feet of shop space.
The company operates a multi-entity structure under common family ownership: Machinery Maintenance, Inc. (in-shop machine work), On Site Repair Services, Inc. (field services and millwright work delivered at customer sites), and Valley Fabrication, Inc. (steel fabrication including structural steel, weldments, and submerged arc welding). This integrated model allows the business to handle complex repair projects—such as a quarry cone crusher rebuilt in three days—under one ownership umbrella with fewer handoffs. The company maintains Department of Labor certified apprenticeship programs, an in-house AWS-accredited welding training facility (one of eight in Illinois), and OSHA/MSHA-trained field technicians, positioning skilled trade labor as its primary competitive advantage.
The business model is project-based and quote-driven, with no public pricing. Revenue is generated through per-job fees for repair, rebuild, and custom machining work, plus field services and fabrication delivered through the sister companies. Customers are predominantly regional industrial manufacturers (mining/quarrying, cement, and other heavy industry), with named reference customers including Covia (formerly Belrose Silica) and Marquette Cement Company. The company positions itself on 24/7 emergency response, on-site portable machining, and 50+ years of relationship-based service to industrial customers in LaSalle, Peru, Ottawa, Spring Valley, Rockford, Bloomington, and surrounding areas.
Machinery Maintenance firmographics
Firmographics- Name
- Machinery Maintenance
- Legal name
- Machinery Maintenance, Inc.
- Website
- https://machmaintenance.com
- Company type
- Private
- Founded year
- 1973
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Machinery Maintenance, Inc. is a third-generation, family-owned industrial machine shop in LaSalle, Illinois that repairs, rebuilds, and precision-machines gearboxes, pumps, compressors, bearings, and other production equipment for industrial manufacturers across Central Illinois, with affiliated field-service and fabrication units.
- Ownership category
- akta.pro rank
Machinery Maintenance industry classification
Industry- Product category
- Industrial Machinery Repair and Machining Services
- NAICS
- Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance (81131)
- SIC
- General Industrial Machinery & Equipment (3560), Misc Industrial & Commercial Machinery & Equipment (3590)
- akta.pro primary industry
- Mechanical Maintenance & Millwright Services (Rotating/Static Equipment) (IMAIACAB)
- akta.pro secondary industry
- Industrial Maintenance & Reliability (EDAOAHAA)
Keywords
Where Machinery Maintenance is headquartered
LocationHeadquarters
- HQ city
- La Salle
- HQ country
- United States
- HQ region
- North America
Offices4 records
Markets served
Machinery Maintenance business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Infrastructure, Supply Chain
Revenue model
- Machine Shop Services: Precision machining, repair, and rebuild services for industrial equipment including gearboxes, pumps, compressors, and custom job shop work. Revenue generated through project-based fees, quoted per job.
- Waterjet Cutting Services: Custom waterjet cutting services for various materials including steel, aluminum, stainless, plastics, glass, and composites. Billed per project based on material and complexity.
- Field Services (via sister company OSR): On-site millwright, welding, and mechanical repair services delivered through affiliated company On Site Repair Services
- Custom Fabrication (via sister company Valley Fabrication): Steel fabrication services including structural steel, weldments, and custom metal components through affiliated company Valley Fabrication
Go-to-market motion2 records
Distribution channels2 records
Marketing channels6 records
Machinery Maintenance product offering
Product offeringCore offering
Machinery Maintenance is an industrial machine shop providing precision machining, repair, and rebuild services for production equipment such as gearboxes, industrial pumps, and mechanical seals. The company also offers bearing rebabbitting, boring and bushing, high-pressure waterjet cutting, field welding, and custom job shop fabrication, supplemented by field services through sister company On Site Repair Services and steel fabrication through sister company Valley Fabrication.
Product overview
Machinery Maintenance is an industrial machine shop offering repair and rebuilding services as a unified set of capabilities under one roof. The core offerings include Gearbox Repair & Rebuilds, Industrial Pump Repair & Rebuilds, Mechanical Seal Repair & Rebuilds, Rebabbitting of Bearings, Boring and Bushing, Waterjet Cutting Services, Field Welding, and Custom Job Shop services. These services work together to extend the life of customer production equipment while minimizing cost and downtime, with 120,000+ square feet of shop space and crane capacity up to 20,000 pounds. The company operates 24/7 and serves customers across Central Illinois including LaSalle, Peru, Ottawa, Spring Valley, Rockford, and Bloomington.
Differentiator
Problem solved
Functional benefit
Products and services
- Gearbox Repair & Rebuilds Full-service gearbox repair and rebuild for right-angle, shaft-mounted, parallel, worm, helical, and planetary gearboxes, including disassembly, cleaning, sandblasting, precision reassembly, and clearance setting for industrial customers.
- Industrial Pump Repair & Rebuilds Full-service repair and rebuild for centrifugal, vertical, and multi-stage industrial pumps, including troubleshooting, disassembly, inspection, cleaning, bead blasting, balancing, and reassembly.
- Mechanical Seal Repair & Rebuilds Mechanical seal repair and rebuild services with diagnostic capabilities to identify root causes of seal failure, including assembly, installation, troubleshooting, and maintenance.
- Rebabbitting of Bearings Babbitting and rebabbitting services for thrust pads, crankshaft, rotor, pump, and main bearings using hand bonding to casting techniques, with machining to original tolerances.
- Boring and Bushing Precision boring and bushing services for arms, links, buckets, center pins, and millhouses, using in-house vertical and horizontal lathes and mills, plus portable machining tools for on-site applications.
- Waterjet Cutting Services High-pressure waterjet cutting at 50,000 PSI with ±0.005 inch tolerance, capable of cutting materials up to 4-5 inches thick (and up to 12 inches in some cases), including mild steel, stainless steel, aluminum, plastics, glass, and composites.
- Field Welding Field welding services with AWS-certified welders covering all materials and positions, including MIG, TIG, and submerged arc welding for on-site repair and machining of bearing and bushing bores.
- Custom Job Shop Custom machining and fabrication job shop services with 120-inch diameter capacity and 20,000-pound crane capacity, supporting replacement parts and new parts production for industrial customers.
Companies that use Machinery Maintenance
Customer profileNamed customers3 records
Segments1 record
Ideal customer profiles1 record
Machinery Maintenance technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Machinery Maintenance partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered core.
- On Site Repair Services, Inc.coreField services and millwright company providing on-site mechanical repair, welding, precision alignment, and equipment installation/moving. Operates as a separate entity under same family ownership, delivering complementary services to Machinery Maintenance's machine shop capabilities.
- Valley Fabrication, Inc.coreSteel fabrication facility handling structural steel, weldments, stairs, platforms, and custom metal components. Provides submerged arc welding and other fabrication services supporting Machinery Maintenance's repair and rebuild work. Operates as separate entity under same family ownership.
Scale indicators6 records
Recent moves13 records
Expansion highlights3 records
Machinery Maintenance competitors and assessment
Company assessmentBroad incumbents
- Sulzer: Sulzer is a global industrial engineering firm with a large rotating-equipment service network covering pumps, compressors, and turbines — directly overlapping with Machinery Maintenance's industrial pump and gearbox rebuild business, but at far broader geographic and capability scale.
- Ellison Surface Technologies: Ellison Surface Technologies provides surface-treatment and component-repair services for industrial and aerospace rotating equipment. Its metal-preparation and component-restoration capabilities overlap with Machinery Maintenance's submerged-arc weld overlay and precision-machined component rebuilds for heavy industrial customers.
- Bodycote: Bodycote is a global provider of heat treatment and metal-processing services to industrial customers — overlapping with Machinery Maintenance's metal-preparation and component-refurbishment workflow, and addressing the same heavy-industry customer base, though specialized in thermal processing rather than machining.
- Flowserve Corporation: Flowserve is one of the largest pump and rotating-equipment OEMs with a substantial industrial MRO and aftermarket service business. Its pump-rebuild and field-service capabilities compete with Machinery Maintenance's pump repair, mechanical seal, and field-welding offerings for the same heavy-industry customers.
- ANDRITZ: ANDRITZ is a global industrial group supplying machinery, pumps, and service solutions for pulp & paper, metals, mining, and other heavy industries. Its industrial service and component-rebuild business competes broadly with Machinery Maintenance in pump rebuilds, gearboxes, and field services.
Direct peers
- Metaltek International: Metaltek International is a specialty castings and machining provider serving heavy industrial customers with similar component-rebuild, custom-machining, and engineered-metal capabilities. Its customer base in mining, power, and process industries overlaps directly with Machinery Maintenance's.
- IPS (In-Place Machining Company): In-Place Machining Company is a direct peer specializing in on-site/portable precision machining, metal cutting, and welding for industrial customers. Its on-site machining and field-service model is closely aligned with Machinery Maintenance's portable machining and sister-company On Site Repair Services.
- Mayville Engineering Company (MEC): Mayville Engineering Company is a contract manufacturer offering metal fabrication, machining, and assembly services to industrial customers. Its in-shop fabrication and machining capabilities are comparable to Machinery Maintenance's machine shop + Valley Fabrication offering, and it serves overlapping heavy-industry end markets.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Machinery Maintenance social profiles
Digital presenceMachinery Maintenance compliance and trust
Trust signalCompliance4 records
Machinery Maintenance financial estimates
Financial estimateRevenue estimate
Valuation estimate
Machinery Maintenance leadership team
Management profileNumber of profiles
Profiles3 records
Machinery Maintenance subsidiaries and ownership
Company hierarchySubsidiaries2 records
Machinery Maintenance funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Machinery Maintenance M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Machinery Maintenance
What does Machinery Maintenance do?
Machinery Maintenance is an industrial machine shop providing precision machining, repair, and rebuild services for production equipment such as gearboxes, industrial pumps, and mechanical seals. The company also offers bearing rebabbitting, boring and bushing, high-pressure waterjet cutting, field welding, and custom job shop fabrication, supplemented by field services through sister company On Site Repair Services and steel fabrication through sister company Valley Fabrication.
Is Machinery Maintenance a public or private company?
Machinery Maintenance is a private company. It is classified as family owned and is currently operating.
When was Machinery Maintenance founded?
Machinery Maintenance was founded in 1973. It employs 101 to 250 people.
Where is Machinery Maintenance based?
Machinery Maintenance is headquartered in La Salle, United States, in the North America region.
How does Machinery Maintenance make money?
Four revenue lines are on record. Machine Shop Services are the primary driver. The others are waterjet Cutting Services, field Services (via sister company OSR) and custom Fabrication (via sister company Valley Fabrication).
Who are Machinery Maintenance's main competitors?
Broad incumbents on record are Sulzer, Ellison Surface Technologies, Bodycote, Flowserve Corporation and ANDRITZ. Direct peers are Metaltek International, IPS (In-Place Machining Company) and Mayville Engineering Company (MEC).
Does Machinery Maintenance have an API?
No public API is recorded for Machinery Maintenance.
What industry is Machinery Maintenance in?
Machinery Maintenance's product category is Industrial Machinery Repair and Machining Services. Its primary akta.pro industry code is IMAIACAB, Mechanical Maintenance & Millwright Services (Rotating/Static Equipment), with a secondary code of EDAOAHAA, Industrial Maintenance & Reliability. Its NAICS code is 81131 and its SIC code is 3560.