1929

Founding of the CUNO RIGA company.

1955/56

Re-orientation of the company.

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The first self-developed "RIGA crane" with a load capacity of 7.5t is produced in this year.

1958

Acquisition of the first crane superstructure of the “Coles” brand. In subsequent years, acquisition of ten lattice boom truck-mounted cranes.

1982

Commissioning of a 400 tonne telescopic truck-mounted Gottwald crane with 130m hook height.

1985

The operation of the 1000t truck-mounted Gottwald crane, the biggest in the world at the time, wins RIGA MAINZ an entry in the Guinness Book of Records. Uwe Langer was decisively involved in the development of this crane.

1993

Historic deployment at the Deutsches Eck (German Corner) in Coblenz. With the LGD 1800, a reconstruction of the equestrian statue of Emperor Wilhelm was lifted on to the statue base.

1998

Handover to the 3rd generation: Inge and Friedel Langer enter well-earned retirement and Uwe Langer takes over the company management.

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RIGA MAINZ takes the company form of a GmbH & Co. KG. Investment in an 800t lattice boom crane by Liebherr.

2001

Cooperation between RIGA MAINZ and Baumann, Bonn. The acquisition of a 28-axle Scheuerle SPMT facilitates new possibilities in heavy-duty transportation.

2002

Construction of a high rack warehouse and extension of the company premises to 14,000 m².

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The first issue of the company magazine “riga ausleger” appears.

2003

Acquisition of ten new telescopic cranes of type LTM 1030/2 to type LTM 1250/1.

2004

75 years of Riga Mainz.

2005

 Founding of the Frankfurt subsidiary in the Industriepark (Industrial Park) Hoechst.

2006

Founding of Riga Baumann GmbH & Co. KG.

2007

The RIGA MAINZ fleet is extended by a further 12-axle Scheuerle SPMT.

2008

Karl Reitz becomes a co-partner and is named as Managing Director.

2013

Historic deployment at the Mainzer Dom (Mainz Cathedral). Here the new LTM 1750-9.1 has its first deployment, lifting in the new steeple.

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Dissolution of the company Riga Baumann GmbH & Co.KG.

2013/14

Continuation of the project business through investment in a caterpillar crane LR 1600/2 and Scheuerle 20-axle SPMTs. Founding of the division RIGA MAINZ Engineering.