GLT Group International offers professional building services in, The U.S.A, Asia, Australia, Europe, Latin America and the Caribbean and The Middle East. GLT Group provides comprehensive management services through the development, design and construction phases of general building projects.. GLT Groups approach combines the established presences of a local firm with the strength, stability and resources of a global company. Employing proven skills, systems and technology, the companys experts work to deliver projects on time and within budget.