(, ) is the world's largest
Electronics Company . Its international headquarters are in
Berlin and
Munich ,
Germany . Siemens AG is listed on the
Frankfurt Stock Exchange and also on the
New York Stock Exchange since March 12, 2001.
Worldwide, Siemens and its subsidiaries employs 461,000 people (2005) in 190 countries and reported global sales of €75.4 billion in fiscal year 2005.
In
1848 , the company built the first long-distance telegraph line in
Europe , spanning 500 km from
Berlin to
Frankfurt Am Main . In
1850 the founder's younger brother, Sir William Siemens (born
Carl Wilhelm Siemens ), started to represent the company in
London . In the 1850s, the company was involved in building long distance telegraph networks in
Russia . In
1855 , a company branch opened in
St Petersburg , headed by another brother,
Carl Von Siemens .
In 1881, a Siemens
AC Alternator , driven by a watermill, was used to power the world's first electric street lighting in the town of
Godalming ,
United Kingdom . The company continued to grow and diversified into electric trains and light bulbs. In
1890 , the founder retired and left the company to his brother Carl and sons Arnold and Wilhelm. Siemens & Halske (S&H) was incorporated in
1897 .
In
1919 , S&H and two other companies jointly formed the
Osram Lightbulb company. A
Japan ese subsidiary was established in
1923 .
During the 1920s and 1930s, S&H started to manufacture radios, television sets, and electron microscopes. Before
World War II Siemens was involved in the secret rearmament of Germany.
In the 1950s, S&H started to manufacture
Computer s,
Semiconductor devices,
Laundry machines, and
Heart Pace Maker s. Siemens AG was incorporated in 1966. The company's first digital telephone exchange was produced in 1980. In 1988 Siemens and GEC acquired the UK defense and technology company
Plessey . The holdings of Plessey were split; Siemens taking over the avionics, radar and traffic control businesses — renamed
Siemens Plessey .
In 1990, Siemens acquired failing Nixdorf Computer Company and renamed it
Siemens Nixdorf Informationssysteme AG. This company has since turned profitable under the stewardship of
Gerhard Schumeyer . In 1997 Siemens introduced the first
GSM cellular phone with color display. Also in 1997 Siemens agreed with
British Aerospace and
DASA the sale of the defence arm of Siemens Plessey. BAe and DASA acquired the British and German arms of the operation respectively.
In 1999, Siemens' semiconductor operations were spun off into a new company known as
Infineon Technologies . Also, Siemens Nixdorf Informationssysteme AG formed part of
Fujitsu Siemens Computers AG in that year.
In 2005 the Taiwanese company for 50 million euros.
- Communication and Information
- Automation and Control
- Power
- Transportation and Automotive
- Medical
- Lighting ( Osram )
- Financing
- Real Estate
- Home Appliances
- Water Technologies (USFilter)
- Computers ( Fujitsu Siemens)
- Business Services (Siemens Business Services GmbH)
- Siemens Home and Office Communication Devices (SHOCD), a Domotics company from the previous Customer Premises Equipment (CPE) Division. Based in Munich .
- Combino , ULF , and Avanto trams
- Siemens-Duwag U2 LRV
- ER20 locomotive - MTR
- Duewag/AEG/Siemens NGT-6-C Low Flr
- LHB/Siemens M1/M2/M3 Metro Mar. Pair
- Siemens-Adtranz LRV
- Duewag/Siemens 1435mm Combino Low Flr LRV
- Metro car
- S4000 metro
- Schindler/Siemens ABB Be 4/8 Low Floor LRV
- Metro 5001
- SWBSiemensr NGT 6D LRV
- Eurosprinter locomotive
- Desiro , ICE , and Transrapid trains
- Gigaset, Home Entertainment products, including Gigaset M740 AV, a Set-top Box to receive TDT and integrate it in a domestic network (using W-LAN or Cable ), i.e. for home Streaming Media .
- Hicom Trading E
- Hicom 300
- HiPath
- HiQ 8000 Softswitch
- MSR32R
- EWSD telephone exchanges
- SPX 2000 small digital telephone exchange (rural)
- Siemens Gigaset cordless telephones
- Siemens Mobile Phones - divested to BenQ in 2005
- Siemens SPPA-T2000 Control System (formerly Teleperm XP)
- Siemens SPPA-T3000 Control System
- Radio and core products for 2G and 3G Mobile Networks (GSM, UMTS, ...)
- Gas & Steam Turbines
- Industrial programmable controls (including Simatic PLC, and Logo! microcontrollers)
- The Siemens Servo life support ventilator line
- MAGNETOM(TM) Espree
- SOMATOM(R) Definition CT
- SOMATOM(R) Sensation CT
- SOMATOM(R) Emotion CT
- AXIOM Artis
- AXIOM Sensis
- Symbia TruePoint SPECT-CT
- Greider, William (1997). ''One World, Ready or Not''. Penguin Press. ISBN 0-713-99211-5.
- Weiher, Sigfrid von /Herbert Goetzeler (1984). ''The Siemens Company, Its Historical Role in the Progress of Electrical Engineering 1847–1980'', 2nd ed. Berlin and Munich.
- Feldenkirchen, Wilfried (2000). ''Siemens, From Workshop to Global Player'', Munich.
- Feldenkirchen, Wilfried / Eberhard Posner (2005): ''The Siemens Entrepreneurs'', Continuity and Change, 1847-2005, Ten Portraits, Munich.
