Koyo Machinery
Koyo Machinery is a privately held US grinding machine manufacturer founded in 1991 and headquartered in Plymouth, with 11-50 employees. It serves industrial customers with grinding machinery solutions.
- Company typePrivate
- Founded1991
- HeadquartersPlymouth, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What Koyo Machinery does
Koyo Machinery is a privately held US manufacturer of grinding machines, founded in 1991 and headquartered in Plymouth, United States. The company operates as a small industrial equipment specialist with 11-50 employees, supplying grinding machinery solutions to industrial customers. The company's website (koyomachinery.com) was inaccessible during data collection, and no first-party product, technology, or business-model disclosures were available in the provided source material.
No company-specific information on product portfolio, technology stack, distribution channels, customer segments, pricing model, or revenue mechanics was captured. The only contextual data available relates to three adjacent industrial equipment markets in which Koyo could plausibly participate: the global precision ball screw market (projected to grow from $1.7B in 2020 to $3.2B by 2032 at 5.5% CAGR), the global silicon carbide wafer lapping and polishing machine market (projected to grow from $502M in 2024 to $1,395M by 2031 at 17.3% CAGR), and the global metalworking equipment market (projected to grow from $100.5B in 2025 to $159.62B by 2034 at 5.27% CAGR). However, these are industry-level figures and cannot be attributed to Koyo specifically.
There is no available data on the company's ownership structure, funding history, management team, partnerships, certifications, M&A activity, or operating geographies beyond the Plymouth, US headquarters. The investment-relevant picture of Koyo Machinery is therefore limited to its identity as a small, long-tenured US grinding machine manufacturer with no publicly disclosed financial or operational metrics.
Koyo Machinery firmographics
Firmographics- Name
- Koyo Machinery
- Website
- https://koyomachinery.com
- Company type
- Private
- Founded year
- 1991
- Headcount range
- 11–50 employees
- Short description
- Koyo Machinery is a privately held US grinding machine manufacturer founded in 1991 and headquartered in Plymouth, with 11-50 employees. It serves industrial customers with grinding machinery solutions.
- Ownership category
- akta.pro rank
Koyo Machinery industry classification
Industry- Product category
- Industrial Grinding Machines
- NAICS
- Metalworking Machinery Manufacturing (33351), Rolling Mill and Other Metalworking Machinery Manufacturing (333519)
- SIC
- Metalworkg Machinery & Equipment (3540), Machine Tools, Metal Cutting Types (3541)
- akta.pro primary industry
- Grinding, Honing & Superfinishing Equipment (IMAHADAE)
Keywords
Where Koyo Machinery is headquartered
LocationHeadquarters
- HQ city
- Plymouth
- HQ country
- United States
- HQ region
- North America
Markets served
Koyo Machinery business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure
Koyo Machinery product offering
Product offeringCore offering
Koyo Machinery is a grinding machine manufacturer that produces industrial grinding equipment used in precision manufacturing and metalworking applications. Founded in 1991 and based in Plymouth, United States, the company supplies grinding machines to industrial buyers across manufacturing sectors including automotive, aerospace and defense, and other metalworking end-use industries. The company operates with 11–50 employees as a specialized producer of grinding machinery within the broader global metalworking equipment market.
Differentiator
Problem solved
Functional benefit
Products and services
- Grinding Machines
Companies that use Koyo Machinery
Customer profileSegments3 records
Ideal customer profiles1 record
Koyo Machinery technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Koyo Machinery partnerships and signals
Strategic signalScale indicators3 records
Recent moves1 record
Expansion highlights1 record
Koyo Machinery competitors and assessment
Company assessmentDirect peers
- Okamoto Corporation: Japanese-founded manufacturer of surface, creep-feed, and double-disc grinding machines with US operations. Directly competes with Koyo in precision surface grinding for industrial customers.
- ANCA: Australian manufacturer specializing in CNC tool and cutter grinding machines. Directly comparable to Koyo as a privately held, grinding-machine-focused OEM with global reach.
Broad incumbents
- United Grinding Group (Studer, Walter, Schaudt, Mikrosa): Global leader in grinding machines across cylindrical, surface, tool, and creep-feed categories. Operates as a multi-brand incumbent that overlaps with Koyo's surface and precision grinding focus but serves a much broader customer base.
- JTEKT / Toyoda: Diversified automotive components and machine tool manufacturer; Toyoda brand produces cylindrical, cam, and surface grinding machines. Comparable to Koyo as a grinding machine producer serving automotive and industrial markets.
- Makino Milling Machine: Japanese-founded precision machine tool builder offering horizontal machining centers and specialized grinding machines. Competes with Koyo in the same precision metalworking capital equipment category.
- Amada Machine Tools: Major machine tool manufacturer with grinding, cutting, and forming product lines serving metalworking customers globally. Overlaps with Koyo in precision grinding solutions.
- Mitsubishi Heavy Industries (Machine Tool Division): Industrial conglomerate with a machine tool division producing grinding and EDM equipment. A broad incumbent serving similar automotive and aerospace precision machining end-markets as Koyo.
Regional players
- Haas Automation: US-based CNC machine tool manufacturer (lathes, mills, rotaries) — not a direct grinding competitor but serves the same US precision metalworking customer base and competes for similar mid-market capital budgets.
Emerging players
- Precision Surfacing Solutions (Lapmaster Wolters): Specialty manufacturer of lapping, polishing, and fine-grinding equipment for precision surfaces. Comparable to Koyo in ultra-precision surface finishing, particularly relevant given SiC wafer lapping demand.
Others
- Norton | Saint-Gobain Abrasives (Grinding Solutions): Leading abrasives and grinding wheel supplier that serves as an upstream consumables partner to grinding machine OEMs like Koyo. Comparable as an adjacent player in the precision grinding value chain.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat2 records
Key risks5 records
Key highlights5 records
Customer concentration
Koyo Machinery social profiles
Digital presenceKoyo Machinery financial estimates
Financial estimateRevenue estimate
Valuation estimate
Koyo Machinery leadership team
Management profileNumber of profiles
Koyo Machinery funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Koyo Machinery 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 Koyo Machinery
What does Koyo Machinery do?
Koyo Machinery is a grinding machine manufacturer that produces industrial grinding equipment used in precision manufacturing and metalworking applications. Founded in 1991 and based in Plymouth, United States, the company supplies grinding machines to industrial buyers across manufacturing sectors including automotive, aerospace and defense, and other metalworking end-use industries. The company operates with 11–50 employees as a specialized producer of grinding machinery within the broader global metalworking equipment market.
When was Koyo Machinery founded?
Koyo Machinery was founded in 1991. It employs 11 to 50 people.
Where is Koyo Machinery based?
Koyo Machinery is headquartered in Plymouth, United States, in the North America region.
Who are Koyo Machinery's main competitors?
Direct peers on record are Okamoto Corporation and ANCA. Broad incumbents are United Grinding Group (Studer, Walter, Schaudt, Mikrosa), JTEKT / Toyoda, Makino Milling Machine, Amada Machine Tools and Mitsubishi Heavy Industries (Machine Tool Division). Haas Automation is listed as a regional player. Precision Surfacing Solutions (Lapmaster Wolters) is listed as an emerging player. Norton | Saint-Gobain Abrasives (Grinding Solutions) is listed as an others.
Does Koyo Machinery have an API?
No public API is recorded for Koyo Machinery.
What industry is Koyo Machinery in?
Koyo Machinery's product category is Industrial Grinding Machines. Its primary akta.pro industry code is IMAHADAE, Grinding, Honing & Superfinishing Equipment. Its NAICS code is 33351 and its SIC code is 3540.