•  Professional Engineering Services Business License

   •  Construction & Engineering Business License for Design and Project Management (General)

   •  Survey Business License for Public Works

   •  Certified Agency for Traffic Impact Assessment

   •  Type 1 Environmental Impact Assessment License

   •  Overseas Construction Business Operator

   •  Design License for General Fire-fighting Facilities (Mechanical, Electrical)

   •  Construction Supervision License for General Fire-fighting Facilities (Mechanical, Electrical)

   •  General Supervision License for Electrical Facilities

   •  General Design License for Electrical Facilities

   •  Certification for Specialized Institution for Environmental Project (Water Quality)

   •  Designated Agency For Disaster Prevention Management

   •  Design and Construction Supervision Licenses for Livestock Excretory Treatment Facility

   •  Design and Construction Supervision Licenses for Private Sewage Treatment Facility

   •  Certified Institute for Digital Map Services

   •  Architects of Engineering Business

   •  Feasibility Evaluation Agency for Public Transportation Facilities Development Project

   •  Software Provider License

   •  Certified General Traffic Safety Inspection Institution (Roads)

   •  Certified General Traffic Safety Inspection Institution (Railways)

   •  Certified Professional Safety Inspection Institution (Road, Tunnel and River)

   •  Certified Professional Construction Business of Water Supply and Sewerage

   •  Certified Agency for Service of Maintenance of Public Sewerage (sewer)

   •  Certified Agency for Service of Maintenance of Public Sewerage (excluding sewer)

   •  License for Specialized Technical Inspection Service

   •  Livestock Excretory Facilities Management Business

   •  Certification for Specialized Institution for Safety Inspection of Railway Facilities (Railroad)

   •  License for Underground Safety Impact Assessment

   •  Certified Agency for Natural Environment Conservation Project

   •  Business License for Environmental Consulting Services

   •  Certification for Specialized Institution for Environmental Facility Construction Projects

   •  Designated Agency for Survey Business (Air Quality)

   •  Designated Agency for Survey Business (Water Quality)

   •  Designated Agency for Survey business (Noise & Vibration)

   •  Engineering and Construction/building Work Business License

   •  License for Industrial and Environmental Equipment Construction Projects