Company Data

Facts and Figures

WISKA manufactures electrical equipment, lighting products and CCTV video surveillance systems for shipbuilding, diverse industries and trade. Founded in Hamburg in 1919, as a shipbuilding supplier, WISKA started with the production of brass installation material. Already in the mid-1920´s, first plastic cable glands were produced for the industry sector. Today, the family company employs over 300 people worldwide.

The product range includes, for example, searchlights, floodlights, reefer container sockets, cable entries, junction boxes and switches, completed by digital CCTV technology. WISKA operates its own research and development facilities and production plants next-door at its headquarters in Germany and has a global network of representatives and subsidiaries who ensure a quick and effective on-site customer service.


WISKA Hoppmann GmbH
Kisdorfer Weg 28, 24568 Kaltenkirchen, Germany
Foundation: 1919 in Hamburg, Germany
Management:   Family-owned and –operated company in third generation
Ronald Hoppmann, Tanja Hoppmann (brother and sister)
Employees: 300 employees across the globe, 235 of them in Germany

17 % of our WISKA family have completed their apprenticeship in our company


WISKA UK Ltd. – founded 2000
WISKA India Pvt. Ltd. – founded 2009
WISKA Systems Ibérica, S. L. – founded 2011
WISKA América SRL – founded 2013
WISKA Electric Systems (Shanghai) Co., Ltd. – founded 2013
WISKA do Brasil Eletrotécnica Ltda. - founded 2019
WISKA Korea Ltd. - founded 2020

Core Business: Development and manufacture of innovative electrical installation material, lighting and video surveillance (CCTV) for industry, shipbuilding and trade


Electrical installation material for industry and trade: comprehensive cable management

Maritime lighting, electrical equipment and video surveillance for maritime applications: searchlights, floodlights, luminaires, cable glands, junction boxes, switches, reefer sockets, explosion-proof product, CCTV video surveillance

WISKA is one of the world market leaders for reefer container sockets and also market leader in video surveillance on container vessels (CCTV)

Sales: Global network of subsidiaries and representatives, area-wide sales force in Germany 
Turnover WISKA Group, consolidated:
2010: 22.9 MEUR
2011: 27.1 MEUR
2012: 30.7 MEUR
2013: 36.1 MEUR
2014: 46.8 MEUR
2015: 49.8 MEUR
2016: 44.6 MEUR
2017: 42.5 MEUR
2018: 43.7 MEUR
2019: 47.3 MEUR
2020: 49.1 MEUR
2021: 54.4 MEUR
2022: 68.5 MEUR
2023: 75.5 MEUR (Plan)
Supply Chain: Complete supply chain on site in Germany: Development, Engineering & Design, Purchase, Production, Laboratory,
Marketing, Sales, Logistics
Production: Modern multi-component injection moulding, automation in production, assembly, packaging
Company Site: New building on 36,500 m² as 2nd site in Kaltenkirchen, start of construction works in 09/2019, production moved in 10/2020, logistics in 06/2021 and administration in 11/2021, complete supply chain for business unit “Industry & Trade”, planning of further construction phases to unite the two locations as a new headquarters 

Quality & Environment:

ISO 9001:2015
ISO 14001:2015
ATEX Policy 2014/34/EU



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