Mark Witjens

Founded in 1895, Hertel has a long tradition in the field of serving the industry. Adapting to both local and global changes is firmly anchored into its company culture. It is this characteristic that has made the firm what it is as an international contractor that offers total service solutions for its customers. During the evolution of the worlds markets, the firm managed to positively distinguish itself from its competitors by developing and maintaining high company standards, such as responsible care, respect, communication, craftsmanship, innovation and entrepreneurship. This entrepreneurship and spirit have given Hertel the competitive edge needed for durable success in its field of business. The Hertel group's activities are divided into three main sectors: Hertel Integrated Services Management and execution of multidiscipline services (scaffolding, insulation, painting and grit blasting and other support services) business based maintenance and total project solutions in the petrochemical, chemical, food, power and waste industries. Hertel Market Services Nuclear decommissioning services, Water treatment (legionnella management), control and maintenance of water systems, Asbestos Removal, Marine Services including total accommodation solutions, tailor made insulation systems and architectural outfitting, Personnel Services, i.e. temporary employment agencies (Friday EuroTech BV) for technical personnel such as welders, fitters, insulators, scaffolders, carpenters and painters and technical staff. Hertel Production & Trade Industrial sealing's, compensators, rubber products such as roofing and sheeting. Supporting insulation products including mattresses, adhesives and Foster materials.

Hertel Holding BV operates as a holding company with interests in industrial construction and maintenance services. The company is headquartered in Rotterdam, the Netherlands.

Part of Altrad Investment Authority SAS, Altrad Engineering Services Ltd. is a British company that provides engineering services such as specialist pipe welding and repair, tank repair, bundle pulling, and shutdown services. The company is based in Appleton, UK. The company was founded in 1994. Altrad Engineering Services was acquired by Cape Intermediate Holdings Ltd., a subsidiary of Altrad Investment Authority SAS from Redhall Group Plc on May 14, 2015 for $9.44 million.

Part of Altrad Investment Authority SAS, Cape Industrial Services Ltd. is a British company that provides electrical and construction installation services. The company is based in Middlesex, UK.

Green Gas International BV converts methane emissions into energy. The firm provides gas drainage, conversion, treatment, and management for coal mines, landfills waste water, and biogas facilities. It also offers solutions for gas extraction, energy generation to electricity, heat and carbon credits; project design; engineering; project management, procurement and construction; and operations and maintenance. The company was founded by Chris Norval in 2005 and is headquartered in Amsterdam, the Netherlands.

Motherwell Bridge Ltd. provides engineering services. The company was founded in 1898 and is headquartered in Motherwell, the United Kingdom.

Founded in 1966, MB Engineering Services Ltd. is a precision and British fabrication engineering company that provides automation, print press, and industrial fabrication services in the UK. The company is based in Chesham, UK. Part of Altrad Investment Authority SAS, the company specializes in replacement services for Billows Protocol.

Part of Altrad Investment Authority SAS, Cape Environmental Services Offshore Ltd. is a British company founded in 1999 that provides critical human infrastructure to support vital assets. The company is based in West Drayton, UK. The company solves critical challenges through innovation, creativity, and teamwork.

Part of Altrad Investment Authority SAS, Cape Environmental Services Onshore Ltd. is a British company that provides industrial cleaning and sludge removal services. The company is based in Middlesex, UK. Founded in 1996.

Part of Altrad Investment Authority SAS, Cape HoldCo Ltd. operates as a British non-trading company. The company is based in West Drayton, UK.

Part of Altrad Investment Authority SAS, DBI Endecon Ltd. is a British company that supports the nation's vital assets by providing critical human infrastructure. The company is based in Middlesex, UK. The company solves critical challenges through innovation, creativity, and teamwork.

York Linings International is a market leader in the design and installation of refractory linings to all types of furnaces and heating plant in all major industries throughout the world. The headquarters is based in York, United Kingdom and have operating subsidiaries and partnerships in the United States of America, Singapore and Bahrain. The company’s initial success was in the repair and maintenance of power station boilers, where its attention to detail and ability to work within tight deadlines were key elements to its success. With various technical innovations came a broadening and development of the company’s operational base where, today, it can execute multi-million dollar contracts anywhere in the world. The Company is also a member of The British Safety Council, The Refractory Users Federation and Ceram Research. These standards are applied to all subsidiaries and partnership companies.

Founded in 1975, Cape Overseas Ltd. is a British non-trading company that operates as a subsidiary of Altrad Investment Authority SAS. The company is based in Middlesex, UK.

Allego BV offers charging solutions for electric cars, motors, buses, and trucks for consumers, businesses, and cities. The company was founded in 2013 and is headquartered in Arnhem, the Netherlands.

Allego BV provides charging solutions and Electric Vehicle (EV) cloud services. The EV cloud services platform supports all charging infrastructure: at home, at work and on-the-go. The company was founded in 2013 and is headquartered in Arnhem, the Netherlands.

Hertel Holding BV provides engineering, construction and maintenance services. Its services include scaffolding, blasting & conservation, insulation, asbestos removal, and non-destructive testing. The company was founded in 1895 and is headquartered in Rotterdam, the Netherlands.