Filed April 19, 2011

Serial No. 85298540

Registered Dec. 20, 2011

Registration No. 4,073,520

Class Construction, maintenance and repair services on a custom basis for buildings, plants, structures, operating and processing facilities, wells, laboratories, pilot plants and equipment for the aerospace, automotive, biotechnology, chemical, electrical power generating, electronics, environmental, general commercial, manufacturing, material processing, metallurgical mining, natural gas, nuclear energy, offshore petroleum, petrochemical, petroleum, pharmaceutical, plastics, pulp/paper telecommunication, thermal energy and transportation industries; consultation services on a custom basis relating to the disposal of hazardous wastes and environmental pollutants; 100; 103; 106; 100; 101

Case Type Service mark