Diam Corchos, S.A.
Diam Bouchage is a French-Spanish manufacturer of technological cork closures for the global wine and spirits industry, producing approximately 2 billion TCA-free corks annually across 80+ countries using its proprietary supercritical CO2 DIAMANT® process.
- Company typePrivate
- Founded2004
- HeadquartersCéret, France
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
Diam Corchos, S.A. firmographics
Firmographics- Name
- Diam Corchos, S.A.
- Legal name
- DIAM BOUCHAGE, société par actions simplifiée
- Website
- https://diam-corchos.com
- Company type
- Private
- Founded year
- 2004
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Diam Bouchage is a French-Spanish manufacturer of technological cork closures for the global wine and spirits industry, producing approximately 2 billion TCA-free corks annually across 80+ countries using its proprietary supercritical CO2 DIAMANT® process.
- Ownership category
- akta.pro rank
Diam Corchos, S.A. industry classification
Industry- Product category
- Wine Cork Closures
- akta.pro primary industry
- Cork & Synthetic Stoppers (IMALALAK)
Keywords
Where Diam Corchos, S.A. is headquartered
LocationHeadquarters
- HQ city
- Céret
- HQ country
- France
- HQ region
- Europe
Offices4 records
Markets served
Diam Corchos, S.A. business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Cork Closure Sales: Sale of technological cork closures (Diam, Mytik Diam, Setop Diam, Origine by Diam, Collection, LiOX) for still wines, sparkling wines, and spirits. Revenue generated from product sales with different permeability levels, dimensions, and marking options. 80% export sales.
Go-to-market motion2 records
Distribution channels6 records
Marketing channels6 records
Diam Corchos, S.A. product offering
Product offeringCore offering
Diam Bouchage manufactures and sells technological cork stoppers for still wines, sparkling wines (Champagne), and spirits under the DIAM, Mytik Diam, Setop Diam, Origine by Diam, Setop Element, LiOX by Diam, and Collection by Diam product lines. All products are built on the proprietary DIAMANT® supercritical CO2 cleaning process that eliminates TCA (releasable TCA ≤0.3 ng/L) and guarantees cork-to-cork homogeneity and controlled oxygen transfer. The company sells primarily to industrial wineries, Champagne houses, and distilleries across more than 80 countries via a global network of regional sales directors and exclusive distributors.
Product overview
Diam Corchos, S.A. is a French manufacturer of technological cork stoppers for the wine and spirits industry, operating as a subsidiary of the Oeneo Group. The company offers a comprehensive portfolio centered on the proprietary DIAMANT Process technology, which uses supercritical CO2 to guarantee TCA-free corks. The core product lines include DIAM (still wines), Mytik Diam (sparkling wines), and Setop Diam (spirits), each providing controlled oxygen transfer and mechanical consistency. These are complemented by specialized sub-brands: Origine by Diam (bio-sourced eco-designed variants), Setop Element (upcycled materials for spirits), LiOX by Diam (deoxygenated corks for sparkling wines reducing oxidation risk), and Collection by Diam (aesthetic corks combining traditional appearance with DIAM technology). All products share the company's key differentiators: sensory neutrality, homogeneity, and adaptability through customizable permeability levels and mechanical guarantees ranging from 2 to 30 years.
Differentiator
Problem solved
Functional benefit
Brands
- Mytik Diam: Cork stoppers specifically designed for sparkling wines and Champagne, offering mechanical consistency and controlled oxygen transfer.
- Setop Diam
- Origine by Diam
- Collection by Diam
- LiOX by Diam
- Setop Element
Products and services
- DIAM Technological cork stoppers for still wines offering controlled oxygen transfer. Available in Diam 2, 3, 5, 10, and 30 models with varying permeability levels and mechanical guarantees from 2 to 30 years.
- Mytik Diam Technological cork stoppers specifically designed for sparkling wines and Champagne. Preserves bubble clarity and wine freshness with constant mechanical properties and controlled oxygen transfer. Available in MD3, MD5, and MD10 variants.
- Setop Diam
Quantifiable outcome
- TCA relargable ≤ 0.3 ng/l - guaranteed at unit level, never failed since 2004
- +3 more outcomes
Companies that use Diam Corchos, S.A.
Customer profileNamed customers10 records
Segments3 records
Ideal customer profiles3 records
Diam Corchos, S.A. technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature6 records
Diam Corchos, S.A. partnerships and signals
Strategic signalPartnerships
14 partnerships are on record, tiered core, minor and strategic.
- Altasur (Grupo Altasur)coreExclusive distributor in South America since ~15 years. Opened 2000m² finishing facility in Santiago, Chile (October 2022) with capacity of 26 million corks/month. Serves as regional hub for Latin American market.
- Agir Cancer GirondeminorPartner for cork recycling program in Bordeaux/Gironde region since 2021. Used corks collected and sent to recycling facility.
- CIVC (Comité Interprofessionnel du Vin de Champagne)strategicPartnership since 2019 for collection and recycling of used cork stoppers in Champagne-Ardenne region. Collection points made available to Champagne clients for environmental sustainability.
- Oeneo GroupcoreParent company of Diam Bouchage. Oeneo Group operates in two divisions: élevage (Seguin Moreau – Vivelys) and bouchage (Diam Bouchage). Provides strategic direction and shared services including HR, finance, and governance.
- Institute of Masters of WinestrategicEducational partnership with prestigious UK wine institution. Hosted 20 international MW students for technical training including factory visits in Roussillon and wine region tours.
- Un toit pour les AbeillesminorAssociation supported by Diam Bouchage for bee conservation. Part of biodiversity commitment since bees are essential pollinators for ecosystems supporting cork oak forests.
- ASL Suberaie VaroisestrategicPartnership for sourcing Provençal cork. Supports local economy and sustainable forestry in Var region of France.
- ASL Suberaie Catalane & I.L.M.strategicPartnership for sourcing Roussillon (Catalan) cork. Supports local economy and sustainable cork industry in French Catalonia.
- Silvacoop (Corse)strategicPartnership for sourcing Corsican cork through forestry cooperative. Supports local economy and sustainable cork production in Corsica.
- G3 EnterprisescoreExclusive US distributor with dedicated sales team. Opened DIAM finishing facility in USA. Sponsors Wine Conversations events and Diam Tasting Clubs.
- Full Circle Wine SolutionsminorAgency partner for organizing Wine Conversations events in USA with distributor G3 Enterprises.
- VivelysstrategicSister company under Oeneo Group specializing in winemaking solutions. Co-sponsored innovation category at Vignes d'Or competition.
- Seguin MoreaustrategicSister company under Oeneo Group specializing in barrel making and oak solutions. Co-sponsored innovation category at Vignes d'Or competition.
- La Vigne / VitisphèreminorWine media partner for Vignes d'Or innovation competition. Provides platform for promoting wine industry innovations.
Scale indicators7 records
Recent moves6 records
Expansion highlights6 records
Diam Corchos, S.A. competitors and assessment
Company assessmentOthers
- Bericap: Global plastic and aluminium closure manufacturer serving beverage (including wine, spirits, and non-alcoholic) end markets. Adjacent/competing closure supplier—relevant peer for understanding the broader beverage-closure competitive landscape where Diam operates.
Emerging players
- Vinventions (Nomacorc): Leading synthetic wine closure producer (formerly Nomacorc) competing primarily against cork in still wines. Represents the principal alternative-closure threat to Diam's still-wine core, particularly in markets where screw caps and synthetics have gained share.
- Rivercap (Rivercap / Pellenc): Major producer of screw caps and aluminium closures for wine, spirits, and beverages. Competes with Diam on the closure choice itself—every bottle closed with a screw cap rather than a cork is a direct lost sale for technological cork producers.
Direct peers
- Cork Supply Group: US-headquartered cork closure manufacturer and supplier serving global wine producers. Competes directly with Diam in technical cork closures for still wines, sparkling wines, and spirits, with comparable finishing and logistics capabilities in California.
- Sugherificio Nail: Italian cork closure manufacturer producing natural, technical, and sparkling wine corks, plus capsules and pourers. Comparable to Diam across European wine markets with specialization in Prosecco and Italian sparkling wine closures.
- M.A. Silva: Portuguese cork closure manufacturer specializing in technical and natural cork stoppers for still wines, sparkling wines, and spirits. Direct competitor to Diam across Iberian and export markets, with a comparable portfolio of TCA-controlled technical corks.
- Lafitte Cork & Capsule: Portuguese cork and closure manufacturer offering natural, colmated, and technical cork stoppers plus capsules for wines and spirits. Comparable to Diam across the technical cork portfolio with a focus on premium and sparkling wine segments.
- Amorim Cork: World's largest cork producer and Diam's principal direct competitor in cork wine closures. Amorim Cork (parent Corticeira Amorim) produces a full range of natural, technical, and champagne cork stoppers, competing head-to-head with Diam, Mytik, and Setop lines across global wine markets.
- Portocork America: Portuguese-owned cork closure supplier serving North American wineries. Direct competitor to Diam in premium technical cork stoppers and custom spirits closures, with overlapping customer base among boutique and premium US wineries.
Broad incumbents
- Supercap (Gruppo Pellenc): Broader wine-industry equipment and closure producer, with stelvin/screw-cap lines and ancillary wine-making solutions. An incumbent in wine closures whose alternatives compete with Diam for share of wine bottling specifications.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Diam Corchos, S.A. social profiles
Digital presenceDiam Corchos, S.A. compliance and trust
Trust signalCompliance11 records
Diam Corchos, S.A. financial estimates
Financial estimateRevenue estimate
Valuation estimate
Diam Corchos, S.A. leadership team
Management profileNumber of profiles
Profiles9 records
Diam Corchos, S.A. funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Diam Corchos, S.A. 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 Diam Corchos, S.A.
What does Diam Corchos, S.A. do?
Diam Bouchage manufactures and sells technological cork stoppers for still wines, sparkling wines (Champagne), and spirits under the DIAM, Mytik Diam, Setop Diam, Origine by Diam, Setop Element, LiOX by Diam, and Collection by Diam product lines. All products are built on the proprietary DIAMANT® supercritical CO2 cleaning process that eliminates TCA (releasable TCA ≤0.3 ng/L) and guarantees cork-to-cork homogeneity and controlled oxygen transfer. The company sells primarily to industrial wineries, Champagne houses, and distilleries across more than 80 countries via a global network of regional sales directors and exclusive distributors.
Is Diam Corchos, S.A. a public or private company?
Diam Corchos, S.A. is a private company. It is classified as corporate owned and is currently operating.
When was Diam Corchos, S.A. founded?
Diam Corchos, S.A. was founded in 2004. It employs 11 to 50 people.
Where is Diam Corchos, S.A. based?
Diam Corchos, S.A. is headquartered in Céret, France, in the Europe region.
How does Diam Corchos, S.A. make money?
One revenue line is on record: cork Closure Sales.
Who are Diam Corchos, S.A.'s main competitors?
Bericap is listed as an others. Emerging players are Vinventions (Nomacorc) and Rivercap (Rivercap / Pellenc). Direct peers are Cork Supply Group, Sugherificio Nail, M.A. Silva, Lafitte Cork & Capsule, Amorim Cork and Portocork America. Supercap (Gruppo Pellenc) is listed as a broad incumbent.
Does Diam Corchos, S.A. have an API?
No public API is recorded for Diam Corchos, S.A..
What industry is Diam Corchos, S.A. in?
Diam Corchos, S.A.'s product category is Wine Cork Closures. Its primary akta.pro industry code is IMALALAK, Cork & Synthetic Stoppers.