John Adent

Chief Executive Officer at

Datamars SA

Net worth: 3 M $ as of 31/05/2026

58 year

41 connections

Health Technology

Distribution Services

Consumer Non-Durables

Profile

Presently, John E. Adent occupies the position of President, CEO & Director at Neogen Corp. and President for Turnkey Computer Systems LLC. In the past Mr. Adent held the position of Chief Executive Officer-Animal Health at Patterson Cos., Inc. and President & Chief Executive Officer at Animal Health International, Inc. (a subsidiary of Patterson Cos., Inc.) and Managing Director-Hungarian Operations at Nestlé Purina PetCare Co.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
NEOGEN CORP 0.17%	27/10/2025	363,081 ( 0.17% )	3 M $	31/05/2026

Latest news about John Adent

09/04/25

Neogen Announces CEO Transition

John Adent active positions

Companies	Position	Start
Turnkey Computer Systems LLC Turnkey Computer Systems LLC Miscellaneous Commercial ServicesCommercial Services Provides accounting and management solutions to cattle feeding industry	President	-
Preserve, Inc. Preserve, Inc. Agricultural Commodities/MillingProcess Industries Provides poultry services	President	-
Datamars SA Datamars SA Electronics DistributorsDistribution Services Supplies identification and data-based management solutions for the companion animal, livestock and textile markets	Chief Executive Officer	01/01/2026

All active positions of John Adent

Former positions of John Adent

Companies	Position	End
NEOGEN CORPORATION	Chief Executive Officer	11/08/2025
PATTERSON COMPANIES, INC.	Corporate Officer/Principal	02/07/2017
Animal Health International, Inc. Animal Health International, Inc. Pharmaceuticals: MajorHealth Technology Produces and distributes animal health products	Chief Executive Officer	01/01/2015
Animal Health International Animal Health International Medical DistributorsDistribution Services Distributes and markets animal health care products	Director/Board Member	27/09/2012
Nestle Purina PetCare Co. Nestle Purina PetCare Co. Food: Specialty/CandyConsumer Non-Durables Engages in production of dog and cat treats products	Corporate Officer/Principal	01/01/2004

See the detail of John Adent's experience

Experiences
Positions held

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Inactive

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Private companies

See the detail of John Adent's experience

Connections

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Linked companies

Private companies	8
Neogen Corp. Neogen Corp. Medical SpecialtiesHealth Technology Manufactures and markets medical testing kits	Health Technology
Patterson Cos., Inc. Patterson Cos., Inc. Medical SpecialtiesHealth Technology Manufactures and distributes dental and animal healthcare & related software products	Health Technology
Animal Health International Animal Health International Medical DistributorsDistribution Services Distributes and markets animal health care products	Distribution Services
Animal Health International, Inc. Animal Health International, Inc. Pharmaceuticals: MajorHealth Technology Produces and distributes animal health products	Health Technology
Nestle Purina PetCare Co. Nestle Purina PetCare Co. Food: Specialty/CandyConsumer Non-Durables Engages in production of dog and cat treats products	Consumer Non-Durables
Datamars SA Datamars SA Electronics DistributorsDistribution Services Supplies identification and data-based management solutions for the companion animal, livestock and textile markets	Distribution Services
Turnkey Computer Systems LLC Turnkey Computer Systems LLC Miscellaneous Commercial ServicesCommercial Services Provides accounting and management solutions to cattle feeding industry	Commercial Services
Preserve, Inc. Preserve, Inc. Agricultural Commodities/MillingProcess Industries Provides poultry services	Process Industries