Corporate overview
Structure
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Company name
Sigma Corporation
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CEO
Kazuto Yamaki
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Business contents
Interchangeable lenses,Digital cameras,Electronic Flash etc.
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Establishment
September 9, 1961
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Incorporated
March 8, 1968
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Capital
100 million yen
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Employees
1,827
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Annual Turnover
53,480,890,000 yen (As of August 2024)
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Stock
Privately held
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Oversea subsidiaries
America
Germany
France
Benelux
Hong Kong
UK
China
Nordic - 
                  
Overseas sales network in addition to above
Canada
Italy
Switzerland
South Korea
Taiwan
Australia
( total of about 85 countries and regions as of December 2024) 
Location
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Head Office
2-8-15 Kurigi, Asao-ku, Kawasaki-shi,
Kanagawa 215-0033 Japan
tel.: 81-44-989-7430
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Customer Support Center
2-4-16 Kurigi, Asao-ku, Kawasaki-shi,
Kanagawa 215-8530 Japan
tel.: 81-44-989-7430 - 
                  
Aizu Factory
6594 Aza-Nitchizaka, Ohaza-Ohtani,
Bandai-Machi, Yama-gun,
Fukushima prefecture 969-3395
tel.: 81-242-73-2771
fax.: 81-242-73-3382