What sectors does Acorn Capital Advisers focus on?

Acorn Capital Advisers focuses on Sector Agnostic.

Where is Acorn Capital Advisers located?

Acorn Capital Advisers is headquartered in London, GB.

Acorn Capital Advisers

Family office

London · 12 people tracked

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Investment thesis

Acorn provides independent advisory services to ultra-high net worth individuals, families and trustees, focusing on preserving and growing multigenerational wealth. Its offering spans vision, strategy, investments, philanthropy, structures and governance. Through its Family Office Advisory arm it helps families shape and deliver strategic goals, enhance governance and investment performance, and improve operational effectiveness. Its Private Office provides a dedicated outsourced family office covering advice, planning, coordination and oversight of a client's entire wealth ecosystem. The firm emphasises discreet, bespoke service and conflict-free advice, drawing on a network of experts.

Invests inSector AgnosticLondon United Kingdom

Source: firm website, verified Sep 27, 2026.

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London, GB

Founded

2016

Net assets · FY2023

$293.8K

Team · 12 people

from the firm's website

Sally Tennant· Founder (OBE)· London, England, United Kingdomin

Founder of Acorn, established to provide independent wealth management and family office advice to ultra-high net worth individuals, families and their trustees.

Louise Adams· Partner; Family Office, Tax and Legal· United Kingdom

Ali James· Affiliate; Philanthropy

Diane Seymour-Williams· Affiliate; Investments· London, England, United Kingdomin

Diane Seymour-Williams is Chair at SEI and holds non-executive director positions across asset management, wealth technology, private markets, and venture capital, as well as serving as an independent member of the Valuation Committee of Chrysalis Investments Limited. Her executive career in investment management spanned roles including portfolio manager, chief investment officer, chief executive officer, and distribution head, with a specialization in Asia and experience across Europe and North America. She has chaired remuneration, ESG, and investment performance and risk committees, and completed the University of Cambridge's sustainable finance course in 2021.

Markus Ruetimann· Affiliate; Operations

Ralph Kanza· Advisory Board; Investment adviser

Samuel Lawson· Client Relationship Managerin

Samuel Shaw· Client Relationship Manager· London, England, United Kingdomin

Susie Cochin de Billy· Affiliate; US University Consultant

Tim Collins· Advisory Board; Private equity entrepreneur

Ulrike Schwarz-Runer· Advisory Board; General Counsel & Senior Partner, BCG

Wol Kolade· Advisory Board; Private equity entrepreneur

Advisory board member and private equity entrepreneur, holds a CBE.

Principals & officers · per Companies House

what is this? ⓘ

Sally Jennifer Joan Tennant

Director · British · since 2016

Ownership & control

Sally Jennifer Joan Tennant — 75–100% of shares, 75–100% of voting rights

Frequently asked questions

What sectors does Acorn Capital Advisers focus on?: Acorn Capital Advisers focuses on Sector Agnostic.
Where is Acorn Capital Advisers located?: Acorn Capital Advisers is headquartered in London, GB.

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