Seneschal Family Office
Seneschal Family Office is a multi-family office headquartered in Tacoma, United States. Founded in 2004, the firm traces its roots to an independent advisory practice established by financial planner Jon Duncan, and now manages integrated wealth planning,...

Seneschal Family Office
Seneschal Family Office is a multi-family office headquartered in Tacoma, United States. Founded in 2004, the firm traces its roots to an independent advisory practice established by financial planner Jon Duncan, and now manages integrated wealth planning, investment management, and family office services for several affluent families. Its team offers fiduciary oversight, tax-aware strategies, and tailored support through significant life and liquidity transitions.
General information
Firm type
Multi Family Office
Year founded
2004
AUM
—
Location
Region
North America
Country
—
City
Tacoma
Corporate office
98403, Tacoma, WA, US, 2323 N. 30th Street, Suite 200
Frequently asked questions
What is Seneschal Family Office?
Seneschal Family Office is a multi family office headquartered in Tacoma.
When was Seneschal Family Office founded?
Seneschal Family Office was founded in 2004.
Where is Seneschal Family Office headquartered?
Seneschal Family Office is headquartered in Tacoma, in the North America region.
How many professionals work at Seneschal Family Office?
Altss tracks approximately 6 professionals associated with Seneschal Family Office.
What does Altss track for Seneschal Family Office?
Altss maintains an OSINT-verified profile of Seneschal 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 Seneschal Family Office's website?
Seneschal Family Office's public website is www.seneschalfamilyoffice.com. Verified contact details for principals and decision-makers are available to Altss subscribers.
What type of firm is Seneschal Family Office?
Seneschal Family Office is classified by Altss as a Multi Family Office within the North America region.
How does Altss source intelligence on Seneschal 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 Seneschal Family Office?
Seneschal 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: