Timeline
| 1953 | ''Metaalindustrie en Constructiewerkplaats P. van der Leegte'' founded in Eindhoven |
| 1967 | Gerard van der Leegte started ''Gereedschapmakerij Gerard van der Leegte'' in the building that housed his father's company in 1967. |
| 1969 | Moved from Hapert to Valkenswaard |
| 1980 |
Moved to Eindhoven (’t Croy), 20 employees |
| 1991 | A move within Eindhoven (Dillenburgstraat), which led to the establishment of GL Group. |
| 2001 |
GL Precision and GL Plastics relocated in Eindhoven (Hurksestraat) |
| 2008 |
Gerard van der Leegte retired. Gerard remains the sole shareholder. |
| 2008 | GL Plastics moved to Son, start of robotization |
| 2011 |
Start of NPI Organisatie, 90 employees |
| 2014 | Opening of new section of building and cleanroom: Celebration of phase of substantial growth and investment programme |
| 2015 | ‘It's all in the family’: GL Precision was taken over by VDL |

