John Richard McDonnell

Founded in 1987, Marvin's Magic Ltd. is a subsidiary of Marvin's Magic Holdings Ltd. that retails magic equipment through an online platform. The company is based in Markyate, UK.

Marvin's Magic Holdings Ltd. is an investment holding British company founded in 2013. The private company is based in St. Albans, UK. and has subsidiaries in United Kingdom.

Global Brand Investments Ltd. is a British company that designs, manufactures, and retails toys. The private company is based in London, UK. The company was founded in 2010.

Forwardissue Ltd. is a British investment company founded in 1986. The private company is based in London, UK.

Part of Judges Scientific Plc, Deben UK Ltd. is a subsidiary company that manufactures a full range of accessories for SEM tabletop microscopes. The company is based in Suffolk, UK and offers X-ray, SEM, XRD, AFM In Situ tensile testing solutions, including Peltier stages, stage automation, beam blanking, SEM detectors, and TEM Cameras. Deben was acquired by Judges Scientific Plc on March 21, 2011 for $5.28 million. Deben PCD beam blanker is available for most JEOL and Hitachi SEMs. The British company was founded in 1986.

Part of The Rights House Ltd., Peters Fraser & Dunlop Group Ltd. is a talent agency for the entertainment industry. The company is based in London, UK. Peters Fraser & Dunlop Group was acquired by Peters Fraser & Dunlop Group /Private Group/ from PFDH Ltd. on May 18, 2010.

Dia-Stron Ltd. manufactures automated modular testing systems for single fibre and filaments. It offers testing automation, fibre testing, materials testing, bespoke measurement systems, carbon, glass, aramid fibres testing and natural fibres testing. The company was founded by Nigel Winsey, Lynn Winsey, Steve Bucknell, and Tessa Bucknell in 1987 and is headquartered in Hampshire, the United Kingdom.

Heath Scientific Co. Ltd. manufactures, designs and produces calorimetry instruments. The company was founded on November 18, 1994 and is headquartered in Bletchley, the United Kingdom.

Part of Judges Scientific Plc, Judges Capital Ltd. is a manufacturer of special purpose machinery. The company is based in London, UK and was founded in 2009.

Founded in 1979, Global Digital Systems Ltd. is a British company that manufactures and supplies instruments used to test the physical properties of soil and rocks. Part of Judges Scientific Plc, the company is based in London, UK. Global Digital Systems was acquired by Judges Scientific Plc on March 07, 2012 for $12.04 million.

Interactive Prospect Targeting Ltd. provides digital direct marketing solutions. The firm operates through 25 company-owned websites and 14 client hosted sites. It offers software products that include Email Monitor, Email Tracker, e-mail analysis software and market research software. The company was founded in 1999 by Lionel William Thain and is headquartered in London, UK.

Quorum Technologies Ltd. engages in the manufacture and wholesale of electron microscopy products. It offers sputter coaters and SEM/ TEM carbon coaters, glow discharge for TEM and surface modification, Cryo-SEM preparation systems, PP3004 QuickLok ambient transfer system, critical point dryers, freeze dryers for sample preparation, RF plasma etchers / plasma reactors, bench-top vacuum evaporators, peltier cooling stages for SEM, sputter targets, carbon consumables, rotary vacuum and dry pumps, and recirculating heaters and chillers. The company was founded by Robert Brindley Kenhard in August 2001 and is headquartered in Laughton, the United Kingdom.

Part of Judges Scientific Plc, UHV Design Ltd. is a British company that designs and manufactures instruments used in ultra high vacuum chambers. The company is based in East Sussex, UK. The company was founded in 2000. UHV Design was acquired by Judges Scientific Plc on February 22, 2006 for $1.46 million.

Part of Judges Scientific Plc, Armfield Ltd. is a British company that manufactures equipment for engineering education and research. The company is based in Ringwood, UK. Armfield was founded in 1963 and was acquired by Judges Scientific Plc on January 22, 2015 for $15.34 million.

Bordeaux Acquisition Ltd. provides investment service. The company was founded on January 31, 2011 and is headquartered in London, the United Kingdom.

Fire Testing Technology Ltd. specializes in the design, manufacture, installation and maintenance of fire testing equipment. The firm offers cone calorimeter, calorimeters, NBS smoke chamber and oxygen index, laboratory design and instrument training, software and upgrades for older equipment and after sales support. Its customers include the electric cables, railway, roofing, plastic, aviation and air pollution control industries. The company was founded by Stephen Gerald Upton and Stephen John Grayson in 1989 and is headquartered in East Grinstead, the United Kingdom.

EWB Solutions Ltd. designs and manufactures precision edge metal bellows. The company was founded in 1999 is headquartered in Hemel Hempstead, the United Kingdom.

Fortress (GB) Ltd. is a digital ticketing platform that operates in the sports and entertainment industries. The private company is based in London, UK. and has subsidiaries in the United States. The British company was founded in 1999.