ROSHARON, Texas — Mammoet USA South Inc. has expanded its team. Allison Wells has joined Mammoet as its assistant controller. Wells will assist the manager of accounting and controls with all accounting and finance functions. John Rapacki has been named account manager. Rapacki will be responsible for expanding the company’s customer base for major capital projects and promote Mammoet’s factory-to-foundation service offering. Niels van de Kamp has joined Mammoet as its new quality manager. Van de Kamp’s duties include development, implementation and maintenance of effective quality and environmental management systems. For more information, visit www.mammoet.com or call (281) 369-2200.