Vico Partners is the advisory practice of John Sunnucks providing counsel to business leaders on issues of strategy, communications and reputation.
ABOUT
John Sunnucks
John has spent more than 35 years advising business leaders and boards helping them navigate complex decisions and communicate effectively with the audiences that matter.
His experience spans strategy, capital markets, transactions, regulation, politics and the media. He believes that effective communication starts with a thorough understanding of a business, its desired strategy and the interests of its stakeholders. He brings an in perspective shaped by his long experience of advising businesses both large and small and understanding the significant pressures faced by those who lead them.
SERVICES
Leadership positioning
He acts as an independent sounding board to chairmen, chief executives and senior management teams, offering perspective and practical advice on decisions where corporate reputation and business strategy intersect.
Strategic communications
Ensuring that corporate communications effectively supports business strategy, with a clear and compelling narrative that explains a company's purpose, strategy, performance and ambitions.
Corporate reputation
Helping boards and management teams understand and anticipate stakeholder concerns to build confidence and trust.
Transactions and
capital markets
Advice on mergers and acquisitions, capital raising, shareholder relations, activism, corporate restructuring, leadership changes and other market-sensitive situations.
Issues and crisis management
Experienced, practical counsel when businesses face controversy, public scrutiny or unexpected events, including complex regulatory and political issues.
APPROACH
Personal advice,
independent judgement and long-term relationships.
John works directly with a number of longstanding clients, who he has advised over many years. These relationships are built on trust, discretion and a thorough understanding of the businesses and individuals concerned.
With an office in Mayfair, London, John works directly with each client, offering hands-on support informed by his experience and independent perspective. His longstanding assistant, Kirsty Bennett, provides administrative support, and he draws on a network of experienced specialists where needed.
The emphasis is always on personal attention, continuity and advice tailored to the circumstances and situation of each client.
EXPERIENCE
2017 - Present
Vico Partners
Founder
Established Vico Partners as an intentional boutique to provide independent, senior-level advice to business leaders.
2024 - Present
Nepean
Senior Adviser
Provides advice and support to fast-growing reputation advisory business, Nepean.
2014 - 2017
Bell Pottinger
Chairman, UK Financial and Corporate Division
Chaired the division advising listed clients on capital markets communications.
2007 - 2013
Tulchan Communications
Partner
Advised listed companies and their boards on financial and corporate communications, capital markets, transactions and reputation.
1989 - 2007
Brunswick Group
Partner
Spent more than 20 years at Brunswick, including 16 as a Partner, advising UK and international companies on capital market communications, mergers and acquisitions, investor relations and reputation.
Following a degree in English Literature and Language at Lincoln College, Oxford, he served in the army from 1981 to 1987.
CONTACT
Start a conversation
For a discussion on how Vico Partners might help your business, please contact John.
John Sunnucks · jsunnucks@vicopartners.com · +44 (0)7919 615222 · LinkedIn
Kirsty Bennett · kbennett@vicopartners.com
© 2026 Vico Partners Limited | Privacy Policy
Registered in England and Wales. Company number 11038791.
Registered office: 203 London Road, Hadleigh, Benfleet, Essex SS7 2RD.