Sonntag Family Office
Sonntag Family Office is a multi-family office headquartered in Augsburg, Germany. Established in 2001 as a spin-off of the Sonntag corporate law firm, the firm manages the wealth generated from its founders’ long-standing legal advisory practice and that of...
Sonntag Family Office
Sonntag Family Office is a multi-family office headquartered in Augsburg, Germany. Established in 2001 as a spin-off of the Sonntag corporate law firm, the firm manages the wealth generated from its founders’ long-standing legal advisory practice and that of like-minded entrepreneurial families. It offers consolidated asset oversight, succession structuring, and access to direct and fund investments—stewards multi-generational capital with disciplined governance.
General information
Firm type
Multi Family Office
Year founded
2001
AUM
—
Location
Region
Europe
Country
—
City
Augsburg
Corporate office
Schertlinstraße 23
Frequently asked questions
What is Sonntag Family Office?
Sonntag Family Office is a multi family office headquartered in Augsburg.
When was Sonntag Family Office founded?
Sonntag Family Office was founded in 2001.
Where is Sonntag Family Office headquartered?
Sonntag Family Office is headquartered in Augsburg, in the Europe region.
What does Altss track for Sonntag Family Office?
Altss maintains an OSINT-verified profile of Sonntag Family Office covering investment focus (ESG policy, ticket size, target IRR, currency preference, regional focuses, industry focuses, technological focuses), team (service providers and advisors), deals (company deals and fund commitments), assets (real estate, public market positions, private companies, art and cultural holdings, philanthropy and foundations), and network (club memberships, associations, and event participation). Detailed values are available to Altss subscribers.
What is Sonntag Family Office's website?
Sonntag Family Office's public website is www.sonntag-fo.de. Verified contact details for principals and decision-makers are available to Altss subscribers.
What type of firm is Sonntag Family Office?
Sonntag Family Office is classified by Altss as a Multi Family Office within the Europe region.
How does Altss source intelligence on Sonntag Family Office?
Altss combines OSINT (open-source intelligence) with regulatory filings, public disclosures, and licensed data partners. Source provenance is tracked to support compliance-ready research workflows.
How fresh is the Altss profile for Sonntag Family Office?
Sonntag Family Office's profile is part of Altss's continuous-refresh dataset, with a full update cycle at least every 30 days and priority changes applied as new information is verified.
Company types
Confirmed
Pipeline
Indicated
Negative
Industry focuses
Confirmed
Pipeline
Indicated
Negative
Regional focuses
Confirmed
Pipeline
Indicated
Negative
Technological focuses
Confirmed
Pipeline
Indicated
Negative
Get access to Altss to unlock details
Get accessInvestment stages
Confirmed
Pipeline
Indicated
Negative
Emerging interests
Hard exclusions
ESG policy
Direct deal program
Emerging manager LP program
Get access to Altss to unlock details
Get accessManager maturity preference
Confirmed
Indicated
Ticket size (USD M, min/max)
Preferred fund size (USD M, min/max)
Investment horizon (years, min/max)
Target IRR (%)
Max leverage
Liquidity terms
Currency preference
Get access to Altss to unlock details
Get accessPhilanthropy-only themes
Political donations
Service Providers & Advisors
| Category | Firm | Years Active | Primary Contact |
|---|---|---|---|
Company Deals
| Date | Company | Type | Sector | Geography | Role | Amount | Deal Lead | Co-investors | Insight |
|---|---|---|---|---|---|---|---|---|---|
Get access to Altss to unlock details
Get accessFund Commitments
| Date | Fund | Strategy | Geography | Role | Fund size | Vintage |
|---|---|---|---|---|---|---|
Club Memberships and Associations & Advisors
| Organization | Role | Since | Notes |
|---|---|---|---|
Get access to Altss to unlock details
Get accessEvent & Conference Participation
| Event | Role | Date | Location |
|---|---|---|---|
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Continuous refresh with full update cycles at least every 30 days.
Need institutional-grade insight on family offices?
Altss delivers:
Prefer a guided tour?
We’ll walk you through: