David Paul Leonard

Teledyne Gas Measurement Instruments Ltd. manufactures and wholesales electronic gas detection instruments and systems. Its products include calibration, fixed systems, multi gas, portable detectors, and single gas. It serves brewing, car park monitoring, defense, electricity, and gas distribution. The company was founded in 1947 and is headquartered in Renfrew, the United Kingdom.

Battery Ventures is a private equity and venture capital firm is founded in 1983. The firm is headquartered in Boston, Massachusetts.

Part of Johnson Controls International Plc, Scott Health & Safety engages in sheet metal fabrication. The company is based in Monroe.

Ernst & Young provides accounting services. Its services include auditing, accounting, tax and transaction services, assurance and advisory business, online transaction advisory and a wide range of financial services. The company was founded by Arthur Young and Alwin C. Ernst in 1881 and is headquartered in Kansas City, MO.

Industrial Safety Technologies LLC manufactures gas and flame detection devices. It develops the newest innovations in industrial safety solutions, from ground breaking wireless technology to the first hazardous gas emergency training system. The company was founded in 2011 and is headquartered in The Woodlands, TX.

Process Sensing Technologies Ltd. engages in the provision of process measurement products. It offers instruments and analysers for measurements in industrial process control, environmental monitoring, food and pharmaceutical processing. The company was founded on October 14, 2016 and is headquartered in Ely, the United Kingdom.

Part of Process Sensing Technologies Ltd., Rotronic AG develops and manufactures solutions for measuring and monitoring relative humidity, temperature, and pressure. The company is based in Bassersdorf, Switzerland. The Swiss company was founded in 1965 by Hans Speglitz. Andreas Gähwiler has been the CEO of the company since 2000. Rotronic was acquired by Process Sensing Technologies Ltd. on July 10, 2017.

Part of PSBU Midco SARL, Qognify Ltd. is a software publishing British company. The company is based in London, UK. Qognify was founded in 2015.

Physical Properties Testing Ltd. is a British company that manufactures physical property testing instruments. The company is based in Halifax, UK. and has subsidiaries in United Kingdom. The company was founded in 2014.