Spinfinity
- Company typePrivate
- Founded1997
- HeadquartersAlgona, United States
- Headcount1–10
- GTM typeB2B
- OfferingHardware or Manufacturing
What Spinfinity does
Spinfinity is a privately held US manufacturer of precision duct system components, headquartered in Algona, Washington and founded in the late 1990s. The company produces flange connectors, self-sealing closure bands, start collars, and pressed elbows for commercial and residential HVAC installations as well as industrial ventilation systems. Its core technology is a patented metal spinning process that the company claims produces dimensionally consistent components unachievable through traditional duct fabrication methods, enabling labor cost savings of up to 50% during field installation and compliance with SMACNA standards.
The product portfolio is anchored by the AccuFlange family, available in single-wall and double-wall configurations for both round and oval ductwork and across materials including galvanized, paintgrip, stainless steel, aluminum, galvaneal, PVC-coated, and aluminized. Complementary products include the QuickDraw self-sealing closure band, Start Collars-Nosing components, and 45-degree and 90-degree pressed elbows. The company is a member of industry associations SMACNA, SPIDA, and SMWIA, positioning it within the standards and labor ecosystem of the North American HVAC/sheet metal trade.
Spinfinity operates a dual go-to-market combining direct e-commerce (spinfinity.com with instant online pricing for registered accounts) and a field sales motion handling custom project quotes under NET 30 payment terms. Products are distributed from warehouses in Washington and Virginia, providing shipping coverage across the United States and Canada. Customers span HVAC contractors and industrial ventilation buyers; named references include Columbus Heating & Ventilating Company, Linx Industries, and Habegger Corp. The company is founder/management-controlled with no disclosed institutional investors, funding rounds, or M&A activity.
Spinfinity firmographics
Firmographics- Name
- Spinfinity
- Legal name
- Spinfinity
- Website
- https://spinfinity.com
- Company type
- Private
- Founded year
- 1997
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Ownership category
- akta.pro rank
Spinfinity industry classification
Industry- Product category
- HVAC Ductwork Components
- NAICS
- Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (33341)
- SIC
- Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564)
- akta.pro primary industry
- Ventilation, Ducting & Air Distribution Equipment (IMAHAKAG)
Keywords
Where Spinfinity is headquartered
LocationHeadquarters
- HQ city
- Algona
- HQ country
- United States
- HQ region
- North America
Offices3 records
Markets served
Spinfinity business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Personnel, Operations, Marketing or Sales, Technology or R&D
Revenue model
- Duct Component Sales: Spinfinity generates revenue through the sale of manufactured duct system components including AccuFlange connectors, QuickDraw closure bands, Start Collars, and Pressed Elbows. Products are sold directly to HVAC contractors and industrial ventilation companies.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Standard product pricing with instant online pricing for registered users |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels3 records
Spinfinity product offering
Product offeringCore offering
Spinfinity manufactures and sells precision duct system components for HVAC and industrial ventilation applications. The company uses a patented metal spinning process to produce flange connectors (AccuFlange), pressed elbows (45° and 90°), self-sealing closure bands (QuickDraw), and start collars, available in multiple materials and configurations. Products are sold directly to HVAC contractors and industrial ventilation companies via an e-commerce platform and field sales team.
Product overview
Spinfinity is a manufacturer of precision duct system components produced using a patented metal spinning process. The core product line centers on the AccuFlange family of flange connectors available in single wall and double wall configurations for both round and oval ductwork. These products are complemented by Pressed Elbows (45° and 90°), QuickDraw self-sealing closure bands, and Start Collars-Nosing components. All products are available in multiple materials (Galvanized, Stainless Steel, Aluminum, Galvaneal, PVC Coated, Aluminized) and meet or exceed SMACNA standards. The product portfolio is designed to provide field labor savings up to 50% compared to traditional ductwork systems through simplified installation using the company's patented spinning manufacturing process.
Differentiator
Problem solved
Functional benefit
Brands
- AccuFlange: Patented flange connector product line including single wall and double wall configurations for round and oval duct connections.
Products and services
- AccuFlange Single Wall Round The flagship flange connector product using patented metal spinning process. Available in galvanized, paintgrip, stainless steel, aluminum, and PVC coated materials. Designed to save field labor with up to 50% savings compared to other systems, for HVAC contractors and industrial ventilation companies.
- AccuFlange Double Wall Round Double wall version of the AccuFlange connector for round duct work. Available in galvanized, paintgrip, stainless steel, aluminum, or PVC coated materials. Supports inner duct wall and provides insulation for HVAC and industrial ventilation applications.
- AccuFlange Single Wall Oval Oval configuration of the AccuFlange flange connector. Available in galvanized, paintgrip, stainless steel, aluminum, or plastic coated materials. Meets or exceeds SMACNA standards. Designed for HVAC contractors working with oval ductwork.
- AccuFlange Double Wall Oval Double wall oval configuration of the AccuFlange connector. Companion product for building oval double wall duct work with inner duct wall support and insulation nosing. Available in galvanized, paintgrip, stainless steel, aluminum, or PVC coated materials.
- 45 Degree Pressed Elbow Solid welded longitudinal seam pressed elbow with low friction loss compared to other elbow build types. Built with 1.5 x diameter radius, available in Galvanized, 304 Stainless Steel, and PVC coated materials. Diameters from 3 to 12 inches. Meets or exceeds SMACNA standards.
- 90 Degree Pressed Elbow Solid welded longitudinal seam pressed elbow with low friction loss. Built with 1.5 x diameter radius, available in Galvanized, 304 Stainless Steel, and PVC coated materials. Diameters from 3 to 12 inches. Meets or exceeds SMACNA standards.
- QuickDraw Self-Sealing Closure Band Self-sealing closure band for Round and Oval AccuFlange products. Available in Galvanized, Galvaneal, Stainless, Aluminum and PVC coated materials. Saves field labor during installation by eliminating separate sealing steps.
- Start Collars - Nosing Components for use with AccuFlange connectors. Start collars support the inner duct wall and provide a finished nosing for inner insulation in double wall duct work. Available in round and oval configurations in galvanized material. Meets or exceeds SMACNA standards.
Quantifiable outcome
- Up to 50% labor cost savings compared to other duct systems
- +2 more outcomes
Companies that use Spinfinity
Customer profileNamed customers3 records
Segments2 records
Ideal customer profiles2 records
Spinfinity technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Spinfinity partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered minor.
- SMACNAminorMember of Sheet Metal and Air Conditioning Contractors' National Association (SMACNA), indicating compliance with industry standards and participation in the HVAC contractor ecosystem.
- SPIDAminorIndustry association membership demonstrating commitment to standards and best practices in the duct fabrication industry.
- SMWIAminorSheet Metal Workers' International Association affiliation indicating workforce training and certification alignment.
Scale indicators1 record
Recent moves6 records
Expansion highlights4 records
Spinfinity competitors and assessment
Company assessmentDirect peers
- Ductmate Industries: Ductmate is a direct peer — both companies manufacture proprietary duct connection and assembly components for HVAC contractors, offering competing flange and closure systems with similar labor-saving value propositions.
- Sheet Metal Connectors: Sheet Metal Connectors is a direct peer manufacturing duct components including flanges, corners, and accessories for the same HVAC contractor channel that Spinfinity serves.
- Fabricated Metals LLC: Fabricated Metals is a direct peer producing ductwork fittings, flanges, and specialty HVAC metal components serving commercial and industrial ventilation customers similar to Spinfinity's segment.
- SEMCO Incorporated: SEMCO is a direct peer in HVAC air distribution components and energy recovery solutions, addressing the same ventilation and indoor air quality markets as Spinfinity.
- Linx Industries: Linx Industries is a direct peer in HVAC duct and industrial ventilation components, also cited as a Spinfinity customer. They serve overlapping markets with comparable product categories.
- United McGill Corporation: United McGill is a direct peer manufacturing ductwork, dampers, and air handling components for commercial, industrial, and institutional HVAC applications.
- Accuduct Manufacturing: Accuduct is a direct peer producing prefabricated ductwork and components for commercial and industrial HVAC, overlapping with Spinfinity's contractor and industrial ventilation segments.
Others
- Atco Rubber Products: Atco is an adjacent peer supplying flexible duct connectors, duct sealants, and HVAC installation accessories used by the same contractor base that purchases Spinfinity's rigid flange components.
Regional players
- Eastern Sheet Metal: Eastern Sheet Metal is a regional peer fabricating custom HVAC ductwork and components primarily in the US Midwest and East Coast, competing for similar contractor projects but with a more custom-shop orientation.
Broad incumbents
- Lindab (Lindab Group): Lindab is a broad incumbent European-based manufacturer of ventilation and indoor climate solutions including ducts, fittings, and accessories; a much larger player that overlaps with Spinfinity's product category at the component level.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
Spinfinity social profiles
Digital presenceSpinfinity financial estimates
Financial estimateRevenue estimate
Valuation estimate
Spinfinity leadership team
Management profileNumber of profiles
Spinfinity funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Spinfinity 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 Spinfinity
What does Spinfinity do?
Spinfinity manufactures and sells precision duct system components for HVAC and industrial ventilation applications. The company uses a patented metal spinning process to produce flange connectors (AccuFlange), pressed elbows (45° and 90°), self-sealing closure bands (QuickDraw), and start collars, available in multiple materials and configurations. Products are sold directly to HVAC contractors and industrial ventilation companies via an e-commerce platform and field sales team.
Is Spinfinity a public or private company?
Spinfinity is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Spinfinity founded?
Spinfinity was founded in 1997. It employs 1 to 10 people.
Where is Spinfinity based?
Spinfinity is headquartered in Algona, United States, in the North America region.
How does Spinfinity make money?
One revenue line is on record: duct Component Sales.
Who are Spinfinity's main competitors?
Direct peers on record are Ductmate Industries, Sheet Metal Connectors, Fabricated Metals LLC, SEMCO Incorporated, Linx Industries, United McGill Corporation and Accuduct Manufacturing. Atco Rubber Products is listed as an others. Eastern Sheet Metal is listed as a regional player. Lindab (Lindab Group) is listed as a broad incumbent.
Does Spinfinity have an API?
No public API is recorded for Spinfinity.
What industry is Spinfinity in?
Spinfinity's product category is HVAC Ductwork Components. Its primary akta.pro industry code is IMAHAKAG, Ventilation, Ducting & Air Distribution Equipment. Its NAICS code is 33341 and its SIC code is 3564.