The LOB Guarantee Fund Foundation is a national occupational benefits institution. Its main purpose is to secure the retirement assets of all those insured under a pension plan in the event of its insolvency. You can find further information about the LOB Guarantee Fund Foundation on its website.
(Source: Guarantee Fund website)

Search for occupational benefit credit balances
When changing employers, your pension savings are generally transferred to your new pension fund or to a vested benefits account. If you do not provide any instructions regarding the transfer, your benefits will be transferred to the Substitute Occupational Benefit Institution LOB.

Are you looking for occupational benefit credit balances?
In this case, please contact the 2^nd Pillar Central Office. The 2^nd Pillar Central Office is responsible for enquiries regarding credit balances from occupational pension schemes and provides insured persons with information free of charge. 

Further information can be found on the website of the LOB Guarantee Fund.

Sicherheitsfonds BVG
Eigerplatz 2
Postfach 1023
3000 Bern 14
Tel: +41 31 380 79 71

E-Mail: info(at)sfbvg.ch

Sicherheitsfonds BVG  

UID Register CHE‑110.388.433
You will find information about  Business and Enterprise Register (BER) and Unique Enterprise Identification Number (UID) in the following link:
https://www.kmu.admin.ch/kmu/en/home/concrete-know-how/setting-up-sme/starting-business/uid-register.html