Civil engineering; Civil engineering for the design of utilities; Civil engineering relating to water irrigation; Computer-aided engineering services for others; Conducting engineering surveys; Custom design and engineering of telephony systems, cable television systems and fiber optics; Design for others in the field of subsurface improvements; Engineering; Engineering services for the construction of water treatment and purification plants, solid waste treatment plants and other municpal infrastructure facilites; Environmental services, namely, technical consultation in the field of environmental science, engineering services, design for others in the field of environmental engineering, designing and testing of new environmentally friendly products for others; Geological surveying; Geological surveys or research; Land surveying; Marine, aerial and land surveying; Mechanical engineering; Oil field surveying; Providing planning and engineering services in the field of information and communications networks; Surveying; Surveying and engineering; Technical surveying