Miguel F. E S. de Quintanilha Mantas

Director/Board Member at SYENSQO SA/NV

65 year

Process Industries

Distribution Services

Consumer Services

Profile

Miguel F.
E S.
de Quintanilha Mantas is currently Director & Managing Director at OQ Chemicals Corp.
since 2013, Independent Director at Syensqo NV starting in 2026, Co-Managing Director at Allnex Management GmbH, and Co-Managing Director at Allnex Holding GmbH since 2018.
Former roles include Chief Executive Officer at Allnex Holdings SARL and Allnex GmbH, Business Director-Polyols & Olefin Derivatives at Celanese AG, Managing Director at OXEA Deutschland GmbH, Oxea GmbH, and Oxea SARL from 2013 to 2015, Managing Director at Allnex Belgium SA from 2016 to 2023, and Corporate Regional Manager at Hoechst AG from 1988 to 2013.
Education includes undergraduate studies at Universität zu Köln.

Miguel F. E S. de Quintanilha Mantas active positions

Companies	Position	Start
SYENSQO SA/NV	Director/Board Member	02/03/2026
OQ Chemicals Corp. OQ Chemicals Corp. Medical DistributorsDistribution Services Wholesales & supplies drugs and other chemical products	Director/Board Member	15/02/2011
Allnex Holding GmbH Allnex Holding GmbH Wholesale DistributorsDistribution Services Supplies liquid resins and additives for architectural, industrial, protective, automotive, special purpose coatings and inks	Chief Executive Officer	13/02/2018
Allnex Management GmbH Allnex Management GmbH Investment ManagersFinance Engages in management of assets	Chief Executive Officer	-

All active positions of Miguel F. E S. de Quintanilha Mantas

Former positions of Miguel F. E S. de Quintanilha Mantas

Companies	Position	End
Allnex Belgium SA Allnex Belgium SA Chemicals: SpecialtyProcess Industries Manufactures coating resins, additives and adhesives	Chief Executive Officer	08/05/2023
Oxea SARL Oxea SARL Wholesale DistributorsDistribution Services Operates as a holding company which supplies chemical products and derivatives	Chief Executive Officer	30/12/2015
OXEA Deutschland GmbH OXEA Deutschland GmbH Chemicals: SpecialtyProcess Industries Manufactures and supplies oxo-chemicals including solvents, polyols, carboxylic acids, alkylamines and olefin derivatives	Chief Executive Officer	30/01/2011
Allnex GmbH Allnex GmbH Chemicals: SpecialtyProcess Industries Manufactures and distributes industrial coating resins, cross linkers and additives	Chief Executive Officer	-
Allnex Holdings SARL Allnex Holdings SARL Chemicals: SpecialtyProcess Industries Produces coating resins	Chief Executive Officer	-

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Private companies

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Linked companies

Private companies	13
Hoechst AG Hoechst AG Chemicals: Major DiversifiedProcess Industries Produces specialty chemicals and pharmaceutical products	Process Industries
Celanese AG Celanese AG Chemicals: Major DiversifiedProcess Industries Manufactures polyacetal products, polyvinyl alcohol, basic chemicals, emulsions and technical polymers	Process Industries
Universität zu Köln Universität zu Köln Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Allnex Belgium SA Allnex Belgium SA Chemicals: SpecialtyProcess Industries Manufactures coating resins, additives and adhesives	Process Industries
OXEA Deutschland GmbH OXEA Deutschland GmbH Chemicals: SpecialtyProcess Industries Manufactures and supplies oxo-chemicals including solvents, polyols, carboxylic acids, alkylamines and olefin derivatives	Process Industries
OQ Chemicals Corp. OQ Chemicals Corp. Medical DistributorsDistribution Services Wholesales & supplies drugs and other chemical products	Distribution Services
Oxea SARL Oxea SARL Wholesale DistributorsDistribution Services Operates as a holding company which supplies chemical products and derivatives	Distribution Services
OQ Chemicals GmbH OQ Chemicals GmbH Chemicals: Major DiversifiedProcess Industries Manufactures and supplies carboxylic acids, esters, amines & performance chemicals for lubricants and coatings	Process Industries
Allnex Holdings SARL Allnex Holdings SARL Chemicals: SpecialtyProcess Industries Produces coating resins	Process Industries
Allnex GmbH Allnex GmbH Chemicals: SpecialtyProcess Industries Manufactures and distributes industrial coating resins, cross linkers and additives	Process Industries
Allnex Management GmbH Allnex Management GmbH Investment ManagersFinance Engages in management of assets	Finance
Allnex Holding GmbH Allnex Holding GmbH Wholesale DistributorsDistribution Services Supplies liquid resins and additives for architectural, industrial, protective, automotive, special purpose coatings and inks	Distribution Services
Syensqo NV Syensqo NV Chemicals: Major DiversifiedProcess Industries Operates as a science company that manufactures and supplies materials specialty polymers, surface chemistry solutions & thermosetting composite materials	Process Industries