History
| 1900 | Charles-Louis Maillefer - brother of the Dentsply-Maillefer founder - starts running the company Maillefer in CH-Romainmôtier (Jura). |
| 1967 | The machine department is established at Nokia Cable Factory in Finland |
| 1982 | Development of fiber optic machinery is begun |
| 1987 | Nokia Cable Machinery and Maillefer merge to become Nokia-Maillefer Group |
| 1995 | Listing of Nokia-Maillefer shares on the SWX in Zurich. Until this date, the stock was mainly traded in Geneva |
| 1998 | Unified Corporate identity is launched. Nokia-Maillefer becomes Nextrom Holding SA and is listed under this name on the SWX mainsegment in Zurich |
| 2000 | Strategic focus on Fiber Optics |
| 2001 | Outsourcing of the Cable-Wire Division called Maillefer |
| 2005 |
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| 2006 | Nextrom Holding AG becomes Spirt Avert AG by a name change |
| 2007 |
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| 2008 |
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