The milestones of almost 50 years of company and product development

 

1962

Foundation of the company in Cologne.
Takeover of the chief distributor S.A. Scapi, Vilvoorde/Belgium.
Market launch of GG25 — GL strainers made from grey cast iron

1964

Relocation to Bensberg-Refrath, Germany.

1967

Market launch of the innovative lockable screw joints with emptying function for use on radiators.

1971

Market launch of the innovative PVC C pipes for heating systems (with TÜV certificate).

1973

Market launch of GS-C 25 – GL strainers made from cast steel.

1976

Presentation of the premium line (GL heating valves).

1980

Market launch of GL strainers made from stainless steel.

1985

Market launch of the GL-Safe – soft-seated, no-maintenance valves.

1986

Market launch of GGG 40 – GL strainers made from spheroidal graphite cast iron.
Relocation to present address.

1989

Establishment of a branch in Lille/France.
Establishment of a branch in Veendam/Netherlands.
Market launch of the innovative GL KFE ball valve with blocking device.

1993

Relocation of the Dutch subsidiary to Groningen.

2000

Market launch of the ASA FL strainers 150 lbs and 300 lbs.

2006

Production begins on special screens for the GL strainers.

2008

Martina Ludemann is the third generation to join the company.
Filmeaco becomes the new distribution partner in Great Britain.

2014

Relocation to 51109 Cologne.

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Ludemann Schmutzfänger für die Industrie