1867 - 1870
S&H builds the Indo-European telegraph line link
1950
The Pak Industrial & Trading Corp. Ltd. is appointed to represent SSW in Karachi.
1952
Siemens cooperates with the Pakistani government to build a production plant for manual and automatic telephone systems in Haripur. The joint venture Telephone Industries of Pakistan (TIP) is formed.
1953
S&H and SSW found Siemens Pakistan Engineering Co. Ltd. in Karachi.
1960
The Pakistani government awards Siemens Karachi a contract to build a production plant for motors, transformers and switchgear.
1961
Siemens Karachi succeeds East Asiatic Company (EAC) as representative of SRW. The railway administration awards Siemens a contract to modernize the railway safety installations in West and East Pakistan.
1967
Siemens builds a telephone plant in Tongi and a phone cable factory in Khulna. Telephone Industries Corporation (TIC) is founded in Dacca, and Industries of Pakistan (CIP) is established in Khulna.
1969
Siemens and the Pakistani government form a joint venture named Carrier Telephone Industries (CTI), Islamabad.
1987
Siemens supplies a fuel reprocessing system and a control-room building for the Kot Addu gas turbine power station.
1993
The company begins setting up a GSM mobile radio network.
1997
Siemens installs four generators for the WAPDA hydro power plant in Tarbela. The generators, with a capacity of 432 MW each, are the biggest to date in the country
2002
Siemens begins production of Pakistan’s largest diesel-generator set, with a capacity of 1.1 MVA.
2006
Siemens completes the first combined desalinization and power plant in Pakistan