Producer
Corticeira Amorim
World's largest cork processor; produces 3+ billion cork units annually (~15% global market share); accounts for ~75% of Portugal's cork production; controls cork for wine closures, specialty applications, and insulation; Portugal holds 50% of global cork production
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Inputs supplied
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Goods downstream
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Stories
What else they do
Business segments
The company's full revenue map, where this supply-chain role fits within their broader business.
Wine Stoppers (Core)
70%Technical Cork
15%Floor and Wall Coverings
10%Composite Products
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Intelligence
What's known
Sourced claims about this company's role in supply chains, chokepoints, concentration, incidents, dual-use connections.
Did you know2023
Corticeira Amorim is publicly known for sealing wine bottles, but cork is also a critical ablative thermal protection material for spacecraft and rockets. NASA has used cork on Saturn V rocket booster nozzles, Space Shuttle external tank foam insulation attachment, and currently on the Space Launch System (SLS). Cork ablates predictably under extreme heat: the cell walls carbonize and vaporize in a controlled layer-by-layer process that protects the underlying structure from aerodynamic heating during launch. Boeing and SpaceX also use cork composites in rocket fairings and adapter sections. Amorim's aerospace cork division (Amorim Cork Composites) supplies this aerospace-grade material. The same Portuguese company that makes the wine closures for Chateau Latour and Dom Perignon also processes the cork that protects NASA rockets during launch. Cork from 200-year-old Alentejo trees reaches space via Amorim.
Amorim Cork Composites ↗Origin2023
The Amorim cork business was founded in 1870 by Antonio Alves Amorim as a cork stopper factory in Vila Nova de Gaia, Portugal. Cork has been used to seal wine vessels since Phoenician and Roman antiquity (cork stoppers found in Pompeii wine jars date to 79 AD), but the modern bottle cork industry accelerated after Dom Perignon standardized champagne bottle closures around 1695-1700. Portugal's cork oak (Quercus suber) forests in the Alentejo and Ribatejo regions produce bark that can be harvested without killing the tree every 9 years for 150-200 years. The Amorim family, now in their 5th generation of ownership, has built the world's dominant position through vertical integration: cork forests, bark extraction, stopper manufacturing, and distribution. Corticeira Amorim processes approximately 75% of Portugal's cork output. The Amorim family (net worth ~EUR 4 billion) is Portugal's wealthiest family — their fortune built on a tree bark product that has served as a wine seal for 2,000 years.
Corticeira Amorim ↗Concentration2023
Corticeira Amorim (Portugal) produces over 3 billion cork units annually — approximately 15% of global market share and ~75% of Portugal's total cork production; Portugal holds 50% of global cork oak forest, Spain 30%+; cork oak trees require 9 years to first harvest; Amorim's dominance is structurally durable because cork oak's specific climate requirements (Mediterranean semi-arid) cannot be easily replicated elsewhere
Wikipedia ↗