Private investigation services; Consultancy services relating to private investigations; Insurance investigations for the detection of fraud; Personal background investigations; Legal investigation services; Accident investigation; Emergency response coordination services; Advisory services relating to security; Advisory services relating to the security of premises; Employment screening services (security checking); Monitoring of security systems; Physical security consultancy; Providing information, including online, about security; Provision of on-site security facilities; Public events security services; Rental of security apparatus; Rental of security surveillance apparatus; Security assessment of risks; Security guarding of facilities via remote monitoring systems; Security guards; Security screening of baggage; Security services; Security services for the protection of property and individuals; Security surveillance; Providing authentication of personal identification information (personal background or security investigations); Provision of security alarm monitoring services; Monitoring of burglar and security alarms; Monitoring of alarms; Provision of information relating to the operation of alarms; Rental of alarms; Rental of crowd control barriers

Construction of buildings, municipal and commercial infrastructure facilities, and industrial facilities; inspection of buildings in the course of construction; maintenance, repair and renovation of buildings, municipal and commercial infrastructure facilities, and industrial facilities; decommission and demolition of buildings, municipal and commercial infrastructure facilities and industrial facilities; construction project management; consulting in the field of construction; consulting services in the field of mining extraction; installation, maintenance and repair of computer hardware.

Environmental remediation, namely, treatment of soil, waste, and water; remediation of nuclear sites; decontamination of hazardous materials; consulting in the field of oil, gas and petroleum processing and refining.

Architectural design; interior design; engineering; chemical engineering; civil engineering; electrical engineering; mechanical engineering; environmental engineering; hydraulic engineering; wastewater engineering; petroleum engineering; aerospace engineering; nuclear engineering; manufacturing engineering; design engineering; structural engineering; energy engineering; automotive engineering; engineering project management; consulting in the field of engineering and architecture; conducting engineering feasibility studies; conducting scientific feasibility studies; scientific research; environmental testing and inspection; planning, design, management, and technical support for information technology and computer network systems; electronic data storage; design and development of electronic data security systems; technical consulting in the field of datacenter architecture, private and public cloud computing solutions, and evaluation and implementation of internet technology and services; research, testing and evaluation of weapons, flight and space exploration systems; consulting services in the field of mining exploration.