- 1949: founded by Hans Kemper in Ahlen (Westf.) as a painting business
- 1959: first production hall of 600 m² for painting work
- 1963: move to 2.500 m² production halls in Ahlen
- 1966: establishment of a screen printing and sign department
- 1966: start of powder coating for the architectural sector
- 1972: new building and move to the Vatheuershof location in Ahlen
- 1990: takeover of a market competitor in Ennigerloh
- 2000: construction of a vertical coating line
- 2007: expansion by 12.000 m² of logistics space
- 2015: alutexx – Founding of the metal construction services division / integration of bending technology, fiber laser technology, 5-axis CNC milling technology
- 2017: takeover of Koenigsdorf Oberflächentechnik GmbH & Co. KG
- 2018: introduction of the „Aluroller EVO“ in the rolling section (CNC controlled production)
- 1969: Winfried Koenigsdorf founded a company for anodizing
- 1972: capacity expansion - introduction of the 2-stage coloring process as an integrated part of the anodizing system
- 1973: construction of a warehouse
- 1977: new construction of a second anodizing plant
- 1981: construction of the first powder coating plant
- 1984: construction of another warehouse
- 1993: onstruction of a second horizontal coating line
- 1998: expansion of the administrative premises
- 2008: introduction of Electro Ceramic Coating (EC²)
- 2013: modernization of the horizontal coating system
- 2021: expansion of the storage and logistics areas
- 2023: go-live of the new ERP system
