ROSHARON, Texas — Mammoet USA South Inc. has added Carlos Gardea as its new project controller. Gardea will be responsible for directing the financial activities of projects, which include tracking revenue, expenses and earnings for each project. In addition, he will be responsible for ensuring timely billing and closure of projects. Gardea will work out of Mammoet’s office in Rosharon. For more information, visit www.mammoet.com or call (281) 369-2200.