Graeme Angus Mackay

Invensys Ltd. designs and manufactures software products, systems, and control equipment to various markets. Its Software segment develops and supplies industrial software products including SimSci-Esscor, a design, simulation, and optimization software, as well as a trading, planning, and scheduling software. The company was founded on April 1, 1920 and is headquartered in Telford, he United Kingdom.

Babcock Southern Holdings Ltd. provides engineering and support services. The company was founded on May 22, 1985 and is headquartered in London, the United Kingdom.

Vertiv Company Group Ltd. provides international secure power solutions for business continuity. They provide services to protect business critical systems and processes from the damaging effects of poor quality electrical power and power interruptions. The company manufactures and sells uninterruptible power supply systems and power conditioners with technical support. They produce uninterruptible power supplies, static transfer switches, power conditioners, DC power systems, industrial systems and power management software. The company is headquartered in the United Kingdom.

HM Treasury is a British government economic and finance ministry. The company is headquartered in London, the United Kingdom.

Greenergy International Ltd. engages in the provision of road fuel with infrastructure and services. It offers petrol, diesel, ultra low sulphur gasoil, biodiesel, bioethanol and kerosene. It serves oil companies, supermarkets, major fleet users such as bus and logistics companies, independent forecourt operators and fuel resellers. The company was founded by Andrew Owens and David Anthony Rees in 1992 and is headquartered in London, the United Kingdom.

Survitec Group Ltd. manufactures safety and survival equipment. It offers life rafts, lifejackets, immersion and survival suits, submarine escapes and rescue, pilot flight equipment, boats, signaling and communication, fire equipment, lifeboats, gangway systems, rope and rigging, tooling, navigation, fenders, medical and rescue equipment and security products. It serves the marine, offshore, defense and aviation industries. The company was founded by Reginald Foster Dagnall in 1920 and is headquartered in Birkenhead, the United Kingdom.

Knight Square Ltd. engages in the provision of property services. The firm owns and operates FirstPort and Appello. The company was founded on January 26, 2012 and is headquartered in New Milton, the United Kingdom.

telent Ltd. provides network and communications services. Its services include network planning, installation and maintenance, as well as network construction and management. The firm serves the telecommunications, transport, utilities and emergency services industries. The company was founded on September 27, 1900 and is headquartered in Warwick, the United Kingdom.

Society of Maritime Industries Ltd. is a non-profit organization that promotes and supports companies which design, build, refit and modernize ships, and supply equipment and services for all types of commercial and naval ships, ports and terminals infrastructure, offshore oil and gas, maritime security and safety, marine science and technology, maritime autonomous systems and marine renewable energy. The company was founded in July 2001 and is headquartered in London, the United Kingdom.

The Marley Group specializes in the manufacture and supply of pitched roof systems to the construction market. Its product offering includes concrete and clay roof tiles, roof fittings, timber battens, roof-integrated solar panels and roofing accessories. The company is headquartered in Burton-on-Trent, the United Kingdom.

Marine Current Turbines Ltd. develops tidal stream generation technology. It operates as an original equipment manufacturer of commercial scale tidal stream technology to research, design, manufacture and support of tidal stream energy generating systems. The company was founded in 1999 and is headquartered in Bristol, the United Kingdom.

John Laing Capital Management Ltd (John Laing Capital ) is a private equity firm, a subsidiary of John Laing Ltd. founded in 2004. The firm is headquartered in London, UK.

Founded in 1921, L3Harris Communications Systems UK Ltd. is a subsidiary of L3Harris Technologies, Inc. The company is based in Wokingham, UK and is focused on developing advanced experimental satellites such as NTS-3, which delivers game-changing innovations in PNT for the warfighter. L3Harris is committed to delivering innovative solutions and values-based practices within their own organization, and they strive to move forward faster in a world of ever-accelerating change.

Funeral Partners Ltd. engages in the provision of funeral plans. It arranges funerals. The company was founded by Phillip Greenfield in 2007 and is headquartered in Hare Hatch, the United Kingdom.

Part of PTC, Inc., High Integrity Solutions Ltd. develops software. The company is based in Southampton, UK. High Integrity Solutions was acquired by Atego Systems Ltd. on June 15, 2008.

MacDonald Humfrey (Automation) Ltd. designs and manufactures industrial automation and control systems. The firm provides automation and technology to facilitate the manufacture of various products in industrial environments. MacDonald Humfrey serves manufacturers across diverse industries worldwide. The company was founded in 1988 and is headquartered in Luton, the United Kingdom.

Founded in 2011, L3Harris Defence Investments Ltd. is a subsidiary of L3Harris Technologies, Inc. and functions as an investment holding British company. The company is based in Winnersh, UK.

Greenergy Fuels Holdings Ltd. operates as a holding company, which engages in the supply of fuel to oil companies, supermarkets, major fleet users such as bus and logistics companies, independent forecourt operators and fuel resellers. The company was founded on July 19, 2010, and is headquartered in London, the United Kingdom.

Part of L3Harris Technologies, Inc., L3Harris CTS Airline & Academy Training Ltd. is a British company that provides tailor-made airline training services. The company is based in London, UK. Founded in 2015.

Part of L3Harris Technologies, Inc., CK Industrial Engineers Ltd. is a British company that specializes in security technology systems for airports, ports, borders, and other critical infrastructure. The company is based in Wickford, UK. The company delivers fast and fully-integrated solutions that secure the movement of people and commerce around the world. The company was founded in 1976 by Ken Gilbert, Chris Wrenn.

Founded in 2004, Airline Placement Ltd. is a subsidiary of L3Harris Technologies, Inc. that provides airport recruitment services. The company is based in Nursling, UK.

Founded in 2002, Airline Recruitment Ltd. is a subsidiary of L3Harris Technologies, Inc. that recruits pilots for the airline industry. The company is based in Southampton, UK.

Part of L3Harris Technologies, Inc., ExMac Automation Ltd. is a British company founded in 2008 that specializes in security technology systems for airports, ports, borders, and other critical infrastructure. The company is based in Droitwich, UK. ExMac Automation delivers fast and fully-integrated solutions that secure the movement of people and commerce around the world.

Part of Primary Capital Partners LLP, Readypower Group Ltd. is a British company that provides rail and infrastructure services. The company is based in Winnersh, UK. Founded in 2016, Readypower Group specializes in offering services related to rail and infrastructure.

Flight Data Services Ltd. operates as aircraft operator. It offers flight data monitoring, flight operations quality assurance, flight safety consultancy, FDR replay, flight data monitoring implementation, express readout, FDM, FOQA, SOQA, MOQA, data science, and flight data analysis. The company was founded by Dave Jesse in 2000 and is headquartered in Whiteley, the United Kingdom.

Appello Ltd. provides digital technology enabled care services. The private company is based in New Milton, UK. Appello was founded in 2007.

Part of Primary Capital Partners LLP, Readypower Rail Services Finance Ltd. operates as a holding British company that provides railway construction services through its subsidiaries. The company is based in Wokingham, UK.

Part of Primary Capital Partners LLP, Readypower Rail Services Group Ltd. is a British company that specializes in rail machinery and civil engineering solutions for rail projects. The company is based in Wokingham, UK. The company's services include plant hire, POS, and specialist civil engineering solutions. The CEO of the company is Russell George Jack.

Marley Ltd. engages in the manufacture of roofing products. It offers base layers, roof covering, accessories, and timber decking. The company was founded by Owen Aisher in 1924 and is headquartered in Burton-on-Trent, the United Kingdom.

Part of Epiris Secondary LP, Inc., Appello Holdings Ltd. is an investment holding British company. The company is based in New Milton, UK. Appello Holdings was founded in 2019.

Part of Equistone Partners Europe Ltd., Drive Topco Ltd. functions as an investment holding British company. The company is based in New Milton, UK.

Part of CBRE Group, Inc., CBRE Managed Services Ltd. is a British company that provides building technical engineering services. The company is based in London, UK. The company was founded in 1984. CBRE Managed Services was acquired by CBRE Group, Inc. on December 23, 2013 for $479.17 million.