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.

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.

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

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

Jardine Matheson Group companies presence in wide range of sectors from property, retailing, and luxury hotels to motor vehicles, engineering and construction, transport and insurance broking, with extensive operations across Greater China and Southeast Asia, and in some cases the world.

Thailand based company with business in Managing International Airports in Thailand

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