Physical Properties Testing (PPT) is a multi-national holding company that designs and manufacturers physical property testing instrumentation focused on a wide range of end markets and applications. Each brand within PPT represents a category leader in their specific testing niche.

Established in 1872, James Heal has been serving the textile industry for more than 140 years. Specializing in the design and manufacturing of textile testing laboratory instruments, the company supplies testing equipment to textile and garment manufacturers and testing laboratories worldwide. Headquartered in Halifax, United Kingdom, the company has over 100 FTEs in addition to their network agents and distributors in over 50 countries. James Heal was acquired by PPT in September 2014.


Established in 1977, Mecmesin is a British company specialising in the design and manufacture of force and torque measurement equipment for quality control. Based in Slinfold near Horsham, West Sussex the company has expanded globally with subsidiary companies in France, Germany, Thailand, China and the USA plus a global network of exclusive distributors who offer customers local technical expertise and after-sales support.

The Mecmesin brand represents excellence in accuracy, build, service and value. Mecmesin’s test systems enable designers, engineers and quality managers to feel confident in the quality of their raw materials, components or finished products, to maintain consistency of manufacture, to comply with relevant standards and save money by minimising rejects in the production process.


Battery Ventures are a global, technology-focused investment firm pursuing the most promising companies and ideas. Founded in 1983, the firm makes venture-capital and private equity investments from offices in Boston, Silicon Valley and Israel. They work hard, but humbly, and are guided by data-driven processes. They seek out extraordinary businesses and leaders who operate the same way.



Don Templeman – Chairman

With over 20 years of global general management experience, Don brings a diverse background with broad applications across the industrial-technology industry.

Before PPT, Don was the President and CEO of Princeton Instruments Inc., a division of Roper Industries, Inc. There, Don managed a five-company, multi-national division of scientific instrument and software manufacturers. Earlier in his career at Roper Industries, Don held president and CEO positions for several affiliated companies—including Gatan, Inc. and Cornell Pump Company—as well as various roles spanning corporate development, information systems, investor relations, manufacturing, product management, and sales and marketing.

Don holds a Bachelor of Science in mechanical engineering from the University of Tennessee.

Amanda McLaren – Managing Director of James Heal

Amanda McLaren has been Managing Director at James Heal since 2014. Prior to this, she has worked as a Board Level Executive within a number of SMEs and global manufacturing organisations. Amanda previously worked at James Heal for nine years between 1999 to 2008, where she held the role of Operations Director, but she moved on in 2008 to gain new sector experience, joining bus manufacturer Optaire PLC as Supply Chain & Production Director, followed by a Group Manufacturing Director role at Swift Group Ltd, a manufacturer of caravans for the leisure industry.

Amanda is known for being driven, with a tenacious appetite for professional and corporate growth; and in her time as Managing Director at James Heal, she has led the team to drive an impressive and consistent top-line growth, and doubled the company’s EBITDA results by 2017.

John Page – Managing Director of Mecmesin

John has over 30 years’ experience in mechanical engineering, and since joining Mecmesin Ltd in 1988 has held a number of key senior management roles within the company including Applications Engineering Manager, UK Sales Director, and Business Development Director.

John was appointed Managing Director of Mecmesin Ltd in 2005, and since that time the company has consistently delivered strong year on year organic growth.