What departments does SIEGENIA GROUP have?

SIEGENIA GROUP has employees across 11 departments including Business Development, Information Technology, Sales, Operations, Finance.

What is the largest department at SIEGENIA GROUP?

The largest department at SIEGENIA GROUP is Sales with 7 employees.

Where are SIEGENIA GROUP employees located globally?

SIEGENIA GROUP has employees across 6 continents and 27 countries including South Africa, Turkey, Russian Federation, India, China.

How has SIEGENIA GROUP's team size changed over time?

SIEGENIA GROUP's team has grown from approximately 332 to 371 employees based on available data.

SIEGENIA GROUP Employee Directory

Q: Who are SIEGENIA GROUP's key employees and leadership?

SIEGENIA GROUP's key employees include: Chief Business Development Officer / Member Of The Executive Board: M. B., Cio: R. M., Chief Sales Officer: G. M., Chief Operations Officer: G. W., Chief Financial Officer: I. S.

Wholesale Building MaterialsNorth Rhine-Westphalia, Germany201-500 Employees

SIEGENIA GROUP is a wholesale building materials company based in Wilnsdorf, North Rhine-Westphalia, Germany. It develops and supplies a broad portfolio of products and systems for windows and doors, focusing on solutions that enhance room comfort through hardware, ventilation and related building technology. Founded in 1914 by Wilhelm Jäger and now led by the fourth generation, the group operates multiple production and distribution sites both in Germany and abroad. 

Its customers are manufacturers and installers in the window and door sector seeking integrated, end-to-end solutions, including security services and window repair provided by affiliated entities. The company occupies a position in the wholesale building materials industry by offering a comprehensive set of hardware, ventilation and building-technology solutions for modern living. In 2025, SIEGENIA GROUP announced a collaboration with ArgillaTherm to present an all-in-one solution featuring decentralised ventilation technology and natural air-handling ceilings for hotel applications.

SIEGENIA GROUP Global Highlights

Europe
371

Germany
281
Poland
30
United Kingdom Of Great Britain And Northern Ireland
11
France
10
Italy
7
Switzerland
5
Belgium
5
Netherlands
4
Bosnia And Herzegovina
3
Spain
3
Denmark
2
Austria
2
Ukraine
2
Latvia
1
Cyprus
1
Ireland
1
Hungary
1
Lithuania
1
Greece
1

Asia
24

Russian Federation
13
India
4
China
4
Turkey
3

Africa
1

South Africa
1

North America
1

United States Of America
1

South America
1

Argentina
1

SIEGENIA GROUP's Leadership

R. M.
Cio
Mobile Phone
Email
M. B.
Chief Business Development Officer / Member Of The Executive Board
Mobile Phone
Email
G. M.
Chief Sales Officer
Mobile Phone
Email
G. W.
Chief Operations Officer
Mobile Phone
Email
I. S.
Chief Financial Officer
Mobile Phone
Email
S. R.
Head Of Strategic Purchasing Department
Mobile Phone
Email
N. R.
Head Of Ventilation Sales
Mobile Phone
Email
C. B.
Head Of Information Technology Operations
Mobile Phone
Email

SIEGENIA GROUP Employee Metrics

100%

50%

0%

2026

2025

Administrative
Business
Engineering
Information Technology
Purchasing
Other
Education
Consultant
Sales

Contact profiles from SIEGENIA GROUP

Name

Title

Contact

Location

Last Update

B. W.
Leiter Konstruktion Und Entwicklung Produktgruppe Titan/Alu (fenstersysteme)
Mobile Phone
Email
Germany, North Rhine-Westphalia
Nov 20, 2025
K. K.
Area Manager Scandinavia
Mobile Phone
Email
Denmark
Oct 22, 2025
T. B.
Leitung Industrialisierung
Mobile Phone
Email
Germany, Saarland
Sep 05, 2026
A. G.
Key-Account-Manager
Mobile Phone
Email
Germany, Bavaria
Jun 17, 2024
F. J.
General Manager
Mobile Phone
Email
South Korea, Seoul
Sep 07, 2026
T. B.
Operations Manager
Mobile Phone
Email
United Kingdom, England
Jun 15, 2026
T. K.
Area Manager
Mobile Phone
Email
Greece
Aug 30, 2026
S. K.
Leitung Technische Redaktion
Mobile Phone
Email
Germany, North Rhine-Westphalia
May 30, 2026
R. B.
Leiter Werkzeugbau
Mobile Phone
Email
Germany, North Rhine-Westphalia
Sep 09, 2026
A. K.
Kierownik Magazynu
Mobile Phone
Email
Poland, Opolskie
Jun 15, 2026

Frequently Asked Questions

What is SIEGENIA GROUP known for?

SIEGENIA GROUP was founded in 1914 and operates in the Wholesale Building Materials industry. Explore SIEGENIA GROUP's company overview page for more information.

What is SIEGENIA GROUP's most common email format?

SIEGENIA GROUP employees' email format typically follows the pattern of First.Last@siegenia.com. Trying to find reliable and up-to-date employee contact data? Find more SIEGENIA GROUP email formats with LeadIQ.

How many employees does SIEGENIA GROUP have currently?

SIEGENIA GROUP has approximately 474 employees as of August 2026. These team members are located across 5 continents, including Europe, Asia and Africa.

Who are SIEGENIA GROUP's key employees and leadership?

As of August 2026, SIEGENIA GROUP's key employees include:

Cio: R. M.
Chief Business Development Officer / Member Of The Executive Board: M. B.
Chief Sales Officer: G. M.
Chief Operations Officer: G. W.
Chief Financial Officer: I. S.

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SIEGENIA GROUP Employee Directory

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