1927
Company name changed into Mechanische Seilwarenfabrik Otto Riewoldt & Co. GmbH (mechanical cordage factory) in Cologne
1945
Reconstruction of war-damaged facilities in Cologne-Deutz, Karlstrasse / Theodor-Babilon-Straße,
restart of production: Cords, wholesale of packaging goods
1981
Sale of the former Otto Riewoldt & Co. GmbH, renamed into Riewoldt GmbH, Cologne-Deutz with expanded sales program: paper, packaging goods, industrial supplies
1988
Relocation into a new building in Cologne-Brück with sufficient office and warehouse space as well as opportunity to expand
1993
Leasing of office and warehouse facilities in Cologne-Dellbrück, Setup of the business unit Converting of adhesive tapes with appropriate machinery in order to support diversification. Renamed into Riewoldt GmbH Packmittel- und Verpackungstechnik, Schneid- Stanz- und Selbstklebetechnik (Packaging materials and technology, Slitting, die-cutting and self-adhesive technology)
1997
The rapid and sustained expansion of Riewoldt GmbH makes a further relocation to Porz-Lind into the vicinity of the airport Cologne-Bonn necessary. Generous office, warehouse and production areas with further expansion opportunities are now available. Advanced slitting, die-cutting and cross-winding technology ensures a future-oriented direction in the expanding converting business. Self-adhesive technology for various applications is the focus for the two business-units distribution and converting.
1999
Implementation of our quality management system according to DIN ISO 9001:1994. Certification by TÜV Rheinland / Berlin-Brandenburg.
2002
Repeat audit quality management according to DIN EN ISO 9001:2000. Certification by TÜV Rheinland.
2009
Repeat audit quality management according to DIN EN ISO 9001:2008. Certification by TÜV Rheinland.
2017
Repeat audit quality management according to DIN EN ISO 9001:2015. Certification by DEKRA Certification GmbH.
2019
Awarded status as tesa® Platinum Converting Partner by tesa SE.
Becomes a member of ADDEV Materials.
2022
Successful certification according to EN 9120:2018 for aerospace applications by DEKRA Certification GmbH.
2024
Awarded status as Select Converter by 3M Deutschland GmbH.
New name: ADDEV RIEWOLDT GmbH – a strong sign of our belonging to ADDEV Materials.