Benchmark Holdings Plc

Pre-Annual General Meeting Information • Feb 3, 2023

2 February 2023

Benchmark Holdings plc ("Benchmark", the "Company" or the "Group")

Benchmark Holdings plc 2023 AGM Voting Deadline for holders of shares on Euronext Growth Oslo

Following the dual-listing of its shares on Euronext Growth Oslo, the Company wishes to remind shareholders who hold their shares through the Norwegian Central Securities Depositary ("VPS" or "Euronext Securities Oslo") that if they wish to vote in relation to the Company's 2023 AGM, they must return their form of proxy to DNB Bank ASA via e-mail in PDF format to vote@dnb.no (noting "Benchmark AGM" in the subject) or post to DNB Bank ASA, Registrars Department, P.O. Box 1600 Sentrum, 0021 Oslo as soon as possible in accordance with the instructions contained in the notice of AGM so as to arrive by 11.00 a.m. (UK time) (12 noon Central European Time) on 7 February 2023.

Enquiries:

Benchmark Holdings plc Ivonne Cantu, Investor Relations	Tel: 020 3696 0630
Numis (Broker and NOMAD) James Black / Freddie Barnfield / Duncan Monteith	Tel: 020 7260 1000
MHP Katie Hunt/Charlie Protheroe/Fergal Bettridge-Boyd	Tel: 020 3128 8990 benchmark@mhpc.com

About Benchmark

Benchmark is a market leading aquaculture biotechnology company. Benchmark's mission is to drive sustainability in aquaculture by delivering products and solutions in genetics, advanced nutrition and health which improve yield, growth and animal health and welfare.

Through a global footprint in 26 countries and a broad portfolio of products and solutions, Benchmark addresses the major aquaculture species - salmon, shrimp, sea bass and bream, and tilapia, in all the aquaculture regions around the world. Find out more at www.benchmarkplc.com