LEC LEMARTEC A MASTEC COMPANY

Building construction; Building construction and repair; Building construction information; Building construction services; Building construction supervision; Building construction, remodeling and repair; Building inspection; Construction and renovation of buildings; Construction and repair of buildings; Construction consultancy; Construction consultation; Construction management; Construction of airports; Construction of buildings; Construction of facilities, structures, living quarters, and utility buildings, production modules and subsea modules in the oil and gas industry; Construction of structures for the production of crude oil; Construction of structures for the production of natural gas; Construction of structures for the storage of crude oil; Construction of structures for the storage of natural gas; Construction of aviation, energy, industrial and agro-industrial structures; Construction planning; Construction project management services; Construction project management services in the field of construction of offshore oil and gas facilities; Construction project management services in the field of construction of renewable energy and energy generation equipment support structures and ancillary structures for supporting meteorological data gathering equipment; Construction services, namely, installation of environmental containment systems; Construction services, namely, planning, laying out and custom construction of commercial buildings; Construction supervision; Construction, maintenance and renovation of property; Construction, maintenance, and construction project management services in oil and gas fields; Consultation in building construction supervision; Consultation services in the field of construction of environmentally-conscious buildings; Consulting in the field of building construction; Consulting services for the construction of water treatment and purification plants, solid waste treatment plants and other municipal infrastructure facilities; Consulting services in the field of construction of wind energy facilities; Consulting services in the field of offshore oil and gas facility construction; Custom construction and building renovation; Factory construction; General construction contracting; Hydro-electric factory construction; Plant construction, maintenance and construction project management services for businesses in the energy production and transmission sector; Steel structure construction works; Technical consultation in the field of building construction

Architectural design; Architectural design in the field of aviation, energy, industrial and agro-industrial facilities; Civil engineering; Civil engineering for the design of aviation, energy, industrial and agro-industrial industries; Construction drafting; Consulting in the field of structural engineering; Consulting in the field of structural, mechanical, civil engineering; Consulting in the fields of engineering and architecture; Consulting services for others in the field of design, planning, and implementation project management of aviation, energy, industrial and agro-industrial structures; Consulting services in the field of architectural design; Consulting services in the field of design and development of engineering processes; Consulting services in the field of industrial engineering; Custom design and engineering of aviation, energy, industrial and agro-industrial structures; Design of factory buildings; Design of production facilities; Drafting of plans and engineering drawings for others; Engineering; Engineering design services; Engineering drawing services; Engineering services for building and property condition assessment, facility management, repair and restoration and building instrumentation; Engineering services for the construction of water treatment and purification plants, solid waste treatment plants and other municipal infrastructure facilities; Engineering services in the field of energy efficiency; Engineering services in the field of environmental compliance; Engineering services in the field of reduction of operating costs, fuel blending, waste handling, quality performance of co-products and by-products, and chemical distribution; Engineering services in the field of aviation, energy, industrial and agro-industrial-related industries; Engineering services, namely, engineering for the design and construction of aviation, energy, industrial and agro-industrial structures; Hydraulic and hydrologic engineering services, namely, design of aviation, energy, industrial and agro-industrial structures; Hydraulic engineering and design; Industrial design; Industrial design services; Planning and design of aviation, energy, industrial and agro-industrial facilities; Plant engineering; Structural engineering design services; Testing or research on civil engineering.