Top Track 250

This Rotherham-based firm manufactures mechanical seals that are used in pumps and rotating equipment to prevent liquids and gases from escaping into the environment. It operates from locations across more than 100 countries, including nine manufacturing sites, and has 300 customer service representatives who visit industrial plants each day. Led by founder and managing director Chris Rea, 66, it grew sales to £191.5m in 2019.

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Company details
Year2020
Rank117
CompanyAESSEAL
ActivityMechanical seal manufacturer
LocationRotherham
Sales £m191.5
Operating profit £m28.0
Main shareholdersCristopher Rea (57%), 3i (43%)
Staff1,808
Founded1979
Websitewww.aesseal.co.uk

If applicable:

* supplied by company   † annualised figure   ‡  profit = ebitda