Hassium Asset Management
Hassium Asset Management is a multi-family office headquartered in London, United Kingdom. Founded in 2006 by former Goldman Sachs private wealth adviser Yogesh “Yogi” Dewan, the firm began managing the combined fortunes of two entrepreneurial families and...

Hassium Asset Management
Hassium Asset Management is a multi-family office headquartered in London, United Kingdom. Founded in 2006 by former Goldman Sachs private wealth adviser Yogesh “Yogi” Dewan, the firm began managing the combined fortunes of two entrepreneurial families and has since expanded to provide discretionary investment management, strategic advice and risk oversight for a select circle of high-net-worth households—delivering tailored portfolio construction and stewardship.
General information
Firm type
Multi Family Office
Year founded
2006
AUM
—
Location
Region
Europe
Country
—
City
London
Corporate office
21 Upper Brook St, Mayfair London, W1K 7PY United Kingdom
Frequently asked questions
What is Hassium Asset Management?
Hassium Asset Management is a multi family office headquartered in London.
When was Hassium Asset Management founded?
Hassium Asset Management was founded in 2006.
Where is Hassium Asset Management headquartered?
Hassium Asset Management is headquartered in London, in the Europe region.
What does Altss track for Hassium Asset Management?
Altss maintains an OSINT-verified profile of Hassium Asset Management 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 Hassium Asset Management's website?
Hassium Asset Management's public website is hassium.co.uk. Verified contact details for principals and decision-makers are available to Altss subscribers.
What type of firm is Hassium Asset Management?
Hassium Asset Management is classified by Altss as a Multi Family Office within the Europe region.
How does Altss source intelligence on Hassium Asset Management?
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 Hassium Asset Management?
Hassium Asset Management'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
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Get accessInvestment stages
Confirmed
Pipeline
Indicated
Negative
Emerging interests
Hard exclusions
ESG policy
Direct deal program
Emerging manager LP program
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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
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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 |
|---|---|---|---|---|---|---|---|---|---|
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Get accessFund Commitments
| Date | Fund | Strategy | Geography | Role | Fund size | Vintage |
|---|---|---|---|---|---|---|
Club Memberships and Associations & Advisors
| Organization | Role | Since | Notes |
|---|---|---|---|
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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.
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