Cosmo
Cosmo Corporation is a Cleveland-based precision plastic components manufacturer founded in 1945, producing the world's largest standard catalog of coil bobbins (4,300+ SKUs), knobs, and custom molded thermoplastic and thermoset parts for global electrical and electronics OEMs across US and China facilities.
- Company typePrivate
- Founded1945
- HeadquartersCleveland, United States
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What Cosmo does
Cosmo Corporation is a privately held US manufacturer founded in 1945 and headquartered in Cleveland, Ohio, specializing in precision engineered plastic components for the global electrical and electronics industries. Its core offerings include the world's largest standard catalog of coil bobbins (4,300+ SKUs) and a 300+ SKU knob catalog across seven product lines, complemented by custom molded thermoplastic and thermoset parts manufactured to customer specifications. The company operates with vertically integrated in-house tooling — more than 15,000 custom molding tools built since inception and 350+ new tools produced annually — supported by proprietary unit molding techniques, automated in-house-built molding machines with custom control and vision systems, and free engineering and design services including an Early Vendor Involvement (EVI) program.
The business model combines catalog part sales (with online search, quote requests, free samples, next-day Quick-Ship delivery, and 3D drawings) with custom molded parts that constitute the majority of production and embed Cosmo into customer designs. The company maintains a globally integrated footprint with manufacturing and assembly plants in Cleveland, USA and Tianjin, China (Cosmo Technologies (Tianjin) Co., Ltd. (可兴莫科技（天津）有限公司)), sharing uniform manufacturing technologies, equipment, operating procedures, and centralized ERP and data systems for supply chain transparency. Certifications include ISO 9001:2015, UL Recognized Molder status, and REACH and RoHS compliance, with US patents 4,716,394 and 4,980,664 covering VDE transformer bobbins. The company serves 3,500+ customers globally, with no individual customer logos disclosed, and has 101–250 employees. The 2006 acquisition of Plastron and concurrent Tianjin plant opening are the most recent documented major strategic actions.
Cosmo firmographics
Firmographics- Name
- Cosmo
- Legal name
- Cosmo Corporation
- Website
- https://cosmocorp.com
- Company type
- Private
- Founded year
- 1945
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Cosmo Corporation is a Cleveland-based precision plastic components manufacturer founded in 1945, producing the world's largest standard catalog of coil bobbins (4,300+ SKUs), knobs, and custom molded thermoplastic and thermoset parts for global electrical and electronics OEMs across US and China facilities.
- Ownership category
- akta.pro rank
Cosmo industry classification
Industry- Product category
- Precision Engineered Plastic Components
- NAICS
- All Other Miscellaneous Electrical Equipment and Component Manufacturing (335999)
- SIC
- Plastics Products, Nec (3089)
- akta.pro primary industry
- Custom Injection Molding & Contract Manufacturing (Job Shops/CMs) (IMANAFAJ)
- akta.pro secondary industry
- Electrical & Electronics Injection Molded Components (Connectors, Housings) (IMANAFAD)
Keywords
Where Cosmo is headquartered
LocationHeadquarters
- HQ city
- Cleveland
- HQ country
- United States
- HQ region
- North America
Offices2 records
Markets served
Cosmo business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Operations, Personnel, Supply Chain, Technology or R&D, Infrastructure, Marketing or Sales
Revenue model
- Standard Catalog Parts Sales: Cosmo generates revenue from the sale of standard catalog coil bobbins and knobs, with over 4,300 standard coil bobbin SKUs and 300+ knob SKUs across 7 product lines. Quick-Ship program offers next-day delivery on designated parts.
- Custom Precision Molded Components: Majority of Cosmo's production consists of custom parts manufactured to customer specifications. Product engineers and designers worldwide come to Cosmo to manufacture their most complex precision engineered thermoplastic and thermoset parts.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Standard Catalog Parts — Quote-based pricing |
Go-to-market motion2 records
Distribution channels2 records
Marketing channels4 records
Cosmo product offering
Product offeringCore offering
Cosmo Corporation manufactures and distributes precision engineered plastic components for the global electrical and electronics industries. Its core offerings include standard catalog coil bobbins (4,300+ SKUs), standard knobs (300+ SKUs across 7 product lines), and custom molded thermoplastic and thermoset parts produced to customer specifications. The company supports customers with in-house tooling, free engineering and design services, and an Early Vendor Involvement (EVI) program, leveraging 81 years of experience and proprietary unit molding technology to deliver cost-efficient, high-precision parts.
Product overview
Cosmo Corporation is a precision engineered plastic components manufacturer serving the global electrical and electronics industries. The company operates a multi-product portfolio centered on coil bobbins and knobs as core product lines, complemented by custom molding services and complementary sub-products. The Coil Bobbin Catalog contains over 4,300 standard parts while the Knob Catalog includes 300+ standard knobs across 7 product lines. The company offers custom molding capabilities with over 12,000 tools produced since 1945, supported by in-house engineering and design services including Early Vendor Involvement (EVI). Plastron, acquired in 2006, was integrated into the product catalog. Manufacturing facilities in the US and China (Tianjin) support globally integrated operations.
Differentiator
Problem solved
Functional benefit
Brands
- Plastron: Acquired brand of standard catalog coil bobbins and components, now consolidated under Cosmo part numbers.
Products and services
- Coil Bobbins Precision engineered plastic coil bobbins for electrical and electronics applications. The catalog includes over 4,300 standard bobbins cases and headers for transformers, motors, solenoids, automotive alternators, reed relays, signal transformers, power transformers, and PCB applications. Available in multiple terminal types including wire, flat solder, quick-disconnect, and stamped PCB/surface mount terminals.
- Knobs Standard and custom knobs for industrial and electronic applications. The catalog includes more than 300 standard knobs across 7 product lines, including knurled, serrated, slotted, military, smooth, and linear slide styles, used in industrial and consumer electronics control panels.
- Custom Molding Services Precision custom plastic molding services for thermoplastic and thermoset components manufactured to customer specifications. Cosmo's in-house tooling facilities have built more than 15,000 custom molding tools since 1945, with unit molding capabilities and proprietary mold bases providing cost-efficient cavitation options for customers with complex design requirements.
- Surface Mount Bobbins (SMT)
Quantifiable outcome
- More than double the efficiency and output of nearest competitors through manufacturing innovations
- +2 more outcomes
Companies that use Cosmo
Customer profileNamed customers1 record
Segments1 record
Ideal customer profiles1 record
Cosmo technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
Cosmo partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- PlastroncoreIn 2006, Cosmo Corporation acquired Plastron, including its line of standard catalog coil bobbins and components. All Plastron parts were assigned new Cosmo part numbers and consolidated into Cosmo's coil bobbin catalog. Plastron custom parts are not displayed online; customers must contact Cosmo customer service for new Cosmo part numbers for custom Plastron parts.
Scale indicators7 records
Recent moves7 records
Expansion highlights5 records
Cosmo competitors and assessment
Company assessmentDirect peers
- Bud Industries: Manufacturer of electronic enclosures, cabinets, and related plastic/metal hardware for electronics OEMs — comparable to Cosmo as a US-based supplier of standard catalog components plus custom molded parts for electrical/electronic applications.
- Rogan Corporation: Manufacturer of plastic knobs, dials, and handles used in medical, industrial, and electronic equipment — directly comparable to Cosmo's knob product line in customer base, materials, and customization approach.
- Heyco Products: Manufacturer of molded and stamped electrical/electronic components including bushings, grommets, and plastic hardware — comparable as a US-based custom plastics molder serving electrical OEM customers with a catalog-plus-custom model similar to Cosmo.
- Davies Molding: US-based manufacturer of standard and custom plastic knobs, handles, and molded components for industrial and electronic applications — directly overlapping Cosmo's 300+ knob catalog across similar end markets including electronics and appliances.
- GW Plastics: Precision custom injection molder serving medical, automotive, and industrial markets with in-house tooling and engineering services — comparable to Cosmo's custom molding business with similar in-house tooling, design support, and contract manufacturing model.
- Plastek Industries: US-based custom injection molder serving consumer packaging, personal care, and industrial customers with in-house tooling and design services — comparable to Cosmo's custom molding operations in tooling depth and contract manufacturing model.
- Kilo International: Manufacturer of precision knobs, dials, and control components for electronic and industrial equipment — directly competes with Cosmo's knob product line across similar electronic equipment OEM customers.
Broad incumbents
- TDK Corporation: Global electronics components leader with significant inductor, transformer, and magnetic product lines that consume bobbins and similar components — adjacent rather than direct as TDK makes finished magnetics rather than plastic bobbin components.
- Knowles Corporation: Diversified electronic components manufacturer with precision engineered plastics capabilities serving audio, automotive, and industrial customers — overlaps with Cosmo's electrical/electronics component focus but at vastly larger scale and broader portfolio.
- Essentra Components (formerly Richco): Global distributor and manufacturer of plastic and metal hardware components for electronics, industrial, and automotive markets — competes broadly with Cosmo's standard catalog offering but at significantly greater scale and product breadth.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
Cosmo social profiles
Digital presenceCosmo compliance and trust
Trust signalCompliance4 records
Cosmo financial estimates
Financial estimateRevenue estimate
Valuation estimate
Cosmo leadership team
Management profileNumber of profiles
Cosmo subsidiaries and ownership
Company hierarchySubsidiaries1 record
Cosmo funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Cosmo 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 Cosmo
What does Cosmo do?
Cosmo Corporation manufactures and distributes precision engineered plastic components for the global electrical and electronics industries. Its core offerings include standard catalog coil bobbins (4,300+ SKUs), standard knobs (300+ SKUs across 7 product lines), and custom molded thermoplastic and thermoset parts produced to customer specifications. The company supports customers with in-house tooling, free engineering and design services, and an Early Vendor Involvement (EVI) program, leveraging 81 years of experience and proprietary unit molding technology to deliver cost-efficient, high-precision parts.
Is Cosmo a public or private company?
Cosmo is a private company. It is classified as unknown and is currently operating.
When was Cosmo founded?
Cosmo was founded in 1945. It employs 101 to 250 people.
Where is Cosmo based?
Cosmo is headquartered in Cleveland, United States, in the North America region.
How does Cosmo make money?
Two revenue lines are on record. Standard Catalog Parts Sales are the primary driver. The others are custom Precision Molded Components.
Who are Cosmo's main competitors?
Direct peers on record are Bud Industries, Rogan Corporation, Heyco Products, Davies Molding, GW Plastics, Plastek Industries and Kilo International. Broad incumbents are TDK Corporation, Knowles Corporation and Essentra Components (formerly Richco).
Does Cosmo have an API?
No public API is recorded for Cosmo.
What industry is Cosmo in?
Cosmo's product category is Precision Engineered Plastic Components. Its primary akta.pro industry code is IMANAFAJ, Custom Injection Molding & Contract Manufacturing (Job Shops/CMs), with a secondary code of IMANAFAD, Electrical & Electronics Injection Molded Components (Connectors, Housings). Its NAICS code is 335999 and its SIC code is 3089.