Pieter de Poorter

Monument Group NV provides renovation and construction services. It offers archaeological research, monument materials and logistics services. The firm operates as a contractor for architectural heritage. The company was founded in December 22, 1989 and is headquartered in Ingelmunster, Belgium.

Part of Slegers Algemene Aannemingen NV, Société Générale de Cautionnement Algemene Borgstellingen is a co-operative company based in Evere, Belgium. Algemene Borgstellingen provides services exclusively to its members, offering a century of trusted building experience. The Belgian company's focus is on providing surety bonds for construction projects, ensuring that contractors are able to complete their work and that clients are protected from financial loss. The company was founded in 1921 and the CEO is Christophe Wanty.

Groep Verhelst SA is a Belgian company that specializes in building materials such as tiles, insulation, plaster, building boards, roofing materials, facade materials, interior doors, precast concrete, screed, natural stone work, and tools. The private company provides customer service and have stores located in West Flanders, East Flanders, Antwerp, and Belgium. The company is based in Oudenburg, Belgium. The company also offers logistics and have a webshop. The company was founded in 2011, and the CEO is Kathleen Verhelst.

Verhelst Immo Bouw NV leases and operates its own or leased real estate properties. The private company is based in Oudenburg, Belgium.

Monument Stability Contractor NV is a private company based in Ingelmunster, Belgium and also operates in France. The Belgian company specializes in scaffolding and shoring works, and has built an excellent reputation over the years with the study and construction of temporary metal structures. The company was founded in 1986 and is led by CEOs Pieter de Poorter and Jan de Poorter.