Siemens  is Germany based Multi-National Company  and it manufactures Technology Products. Engineering Products. Employee Count 377,000 as on Sep-30-2017. Siemens builds Software Solutions in the areas:

• Building Technologies
• Drive Technology
• Energy
• Healthcare
• Industrial Automation
• Mobility
• Financing
• Consumer Products
• Services
• Software

Wireless and Broadcast Communication Services Provider and Infrastructure company with headquarters in USA. As on 2017, approximate employee count 4750.

Construction and Infrastructure Facilities constructing company with headquarters in France. As on 2018 they do have 211,233 employees, revenues of 43.5 Billion Euros and 2.98 Billion Euros Net Profit.

Conglomerate Sector company with businesses in Retail, Infrastructure, Telecom, Energy and couple of other sectors. Headquarters in Hong Kong.

Subsidiary of China State Construction Engineering Corporation and involved in construction and infrastructure projects construction. Headquarters is in HongKong. Property Development and Property Investments company.

Construction Company, Civil Engineering Services and Infrastructure Facilities constructing Company with headquarters in Hong Kong. They constructed over 1,000 projects have been built in Hong Kong, Macau, Mainland China and overseas

Thailand based company with business in Managing International Airports in Thailand

Conglomerate Company with businesses in Information & Telecommunication Systems, Social Infrastructure, Electronic Equipment, Construction Machinery, Automotive Systems etc.. with headquarters in Tokyo, Japan.

Leading construction and Infrastructure Development company with headquarters in Mumbai of India. As on March-2018, employee count is 104,000.