Lufthansa’s Miles&More that is the frequent flier program for all affiliated airlines including Swiss, Austrian and Brussels airlines has been sending out offer to extend Senator (Star Alliance Gold) status for cash.
The offer has been extended to those that are not close to renewing their status and requires a payment of 2,000 euros for extending by a year.
You can read more about this offer on Lufthansa’s website here.
Here’s the email in French:
Here’s the Google translate in English:
Conclusion
There are many ways to get Star Alliance Gold (Senator) status on the cheap or via status match. Personally, I would not pay 2,000 euros for it.