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Multi Family OfficeInvests through funds, not into companiesLAST VERIFIED Oct 2026 · 5 SOURCES

Domini & Sign Family Office

Appenzell-based multi-family office (Domini & Sign AG), founded 2011; integrated services from wealth and tax planning to estate, legal and pension matters for wealthy families.

Identity

HEADQUARTERS
Appenzell, Switzerland
FOUNDED
2011

Overview

Domini & Sign AG is a multi-family office in Appenzell, Switzerland, founded in 2011 as a public limited company with CHF 300,000 share capital. It describes an integrated service for wealthy clients covering active wealth and tax planning, strategic planning for companies and individuals, estate settlement, legal and pension matters, education choices and corporate reputation. It is a member of the self-regulatory organisation VQF.

Investment thesis

Aims to preserve and grow family wealth across generations through one integrated, independent adviser for all matters.

People

  • Mirco Signorell
    Executive Director & Partner; Board of Directors · source
  • Walter Spiess
    Head Operations & Services · source

Frequently asked questions

Domini & Sign Family Office is a multi family office based in Appenzell, Switzerland, founded in 2011.

Domini & Sign Family Office does not publicly state whether it puts its own money into companies or invests through funds.

Key people at Domini & Sign Family Office include Mirco Signorell (Executive Director & Partner; Board of Directors) and Walter Spiess (Head Operations & Services).