# 'winterthur' Swiss Insurance Company

Business profile: public business information with links to supporting state records. Data as of October 16, 2026.

- Legal business name: 'winterthur' Swiss Insurance Company
- Entity type: C corporation
- Jurisdiction count: 1

## All known addresses

- 114 Sansome St, San Francisco, CA 94104 (listed in California)

## Registered states

- [California](https://index.baselayer.com/ca/12eee14bb77fbbe9): Foreign registration

Source: public state registration records. Missing values are not a negative finding.

Cite as: Baselayer Business Index (https://index.baselayer.com/business/12eee14bb77fbbe9)