Company profile
Poulten, Selfe & Lee Limited
Homepage - PSL
PSL Rheotek specializes in manufacturing viscosity measuring devices for companies that rely on high-precision data and quality. Discover PSL Rheotek.
Corporate ownership
Updated 06 Jun 2026 16:52
Company events
Reference milestones and recent Companies House filing stream events.
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Published 27 Mar 2026 09:50
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Incorporated
InceptionCompany registered at Companies House
Public funding
Projects
University of Essex and Poulten Selfe & Lee Limited
1 Aug 2017 to 31 Jul 2020
To develop a robotic operated sample preparation and delivery system to an automated viscometer for petroleum, cellulose and other polymer samples - to increase delivery speed, quality and increase throughput.
University of Essex and Poulten, Selfe & Lee Limited
1 Sep 2014 to 31 Aug 2016
To develop dedicated firmware, software and electronics to control an automated viscometer platform suitable for determining kinematic viscosity and solution viscosity of polymers.