History / About us

Astor Holdings


My-Konsult was founded in 2006 in Stockholm, Sweden. My-Konsult specializes in the design, development and manufacture of tactical electronic attack and training systems.
The company focuses on ECM and ESM products including Test and Evaluation, Airborne, Ground and Naval applications.


Marströms is a world leading composite company based in Västervik, Sweden. Marström was founded in 1983 by Göran Marström, Olympic Tornado sailing medalist, and Per Wärn.
On behalf of customers, the company manufactures masts, boat parts, aircraft parts and military products. https://www.marstrom.com/sv/


JPC Composite AB, founded in 2000, is a specialized composite company in Avesta, Sweden. The company manufactures carbon fiber components for aviation, for military purposes, for the automotive industry and for the medical sector. The company was acquired to ensure in-house production of radoms for the Astor systems. The company
also provides mechanical processing for Astor. https://www.jpc.se/sv

Company timeline


My-Konsult is founded (by Tommy Kahlin and Lennart Sundberg).


First delivery of the Astor III system.


Leasing of Astor III to the Netherlands.


Development of Astor IV begins.Participation in an international procurement of EW (electronic warfare) system. EASA 1.45 certification.


12 Astor II systems delivered since 2007.


First international contract, including development and delivery of Astor IV. Option to deliver an additional system. ISO 9001 and 14001 certification.


Acquisition of JPC Composite AB, 60 %.


”Astor” is formally registered as name for the group. The name comes from the Aesir god Tor – Asa-Tor – in Norse mythology.


Acquisition of Marström Composite AB.
Acquisition of remaining 40 % of JPC.
Logo for the Astor group developed

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Astor is an established player in radar jamming in Scandinavia and Europe.

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Astor is an established player in radar jamming in Scandinavia and Europe.


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