Building construction; Commercial and office building construction; Construction of roads, sewer systems, and parks; Pipe laying services; Construction project management services; Construction supervision; Construction consultation; Construction planning; General construction contracting; Subcontractor construction services in the field of building construction; Renovation and restoration of buildings, roads, sewer systems, parks, and city infrastructure; Building reinforcing; Repair services for buildings, roads, sewer systems, parks, and city infrastructure

Planning and design of buildings; Planning and design of infrastructure systems for buildings; Planning and design of infrastructure systems for cities and towns; Planning and design of roads, sewer systems, pipelines, and parks