We're committed to your financial future
We’re a leading financial planning and investment management firm,
dedicated to helping you build and preserve your wealth with confidence.
Argentis Group consists of two divisions: Argentis, our financial planning experts, and Hawksmoor, our investment management specialists. While they each have their own specialisms, their complementary services and single vision will enable you to feel confident about your financial future.
We are a team of more than 400 colleagues, who are trusted to manage and/or advise on £10 billion of assets for our 14,000 clients. Using our knowledge and experience, we create financial solutions that give our clients peace of mind.
Executive Committee
Andrew Westenberger
Chief Executive Officer
Appointed Group Chief Executive Officer in 2025, having joined the Group as Chief Financial Officer of the Group’s parent company in January 2024.
Andrew’s previous roles include Group Chief Financial Officer of Tysers Insurance Brokers, a private equity backed leading wholesale specialist insurance business, Group Finance Director of both Brewin Dolphin Holdings PLC, a FTSE 250 listed wealth manager, and Evolution Group PLC, a UK listed investment banking and wealth management group.
Prior to this he spent 15 years in Investment Banking, including senior finance roles at Barclays Capital and Deutsche Bank.
A Chartered Accountant, Andrew is also a Non-Executive Director of Baillie Gifford UK Growth Trust PLC, a London listed Investment Trust and was also a Non-Executive Director and Trustee of The Chartered Institute of Securities & Investment.
Harry Bhavnani
Chief Financial Officer
Harry is the Group Chief Financial Officer based in London, responsible for leading our financial strategy, planning, and operations. His focus is on ensuring financial resilience and supporting long-term value creation through close collaboration with our executive committee.
He is a qualified accountant and has been in Finance and accounting for over 25 years, having held senior roles at Tysers Insurance Brokers, Rathbones PLC, Investec Wealth & Investment, Fortis BNP Paribas and EY, he gained extensive experience in corporate finance, risk management, data and analytics and strategic transformation across regulated professional services.
He is deeply committed to fostering a culture of transparency, accountability, and innovation in everything we do and has a keen focus on using data as a critical asset to help drive business insight and to constantly improve our client's experience.
Outside of work, he enjoys taking long forest walks with his dogs, family holidays and supporting Arsenal.
Samantha Chanell
Chief Human Resources Officer
At Argentis, Samantha is the Chief Human Resources Officer and she is committed to fostering a culture of excellence and ensuring we attract, develop, and retain exceptional talent. Our HR team is here to support a thriving culture where people feel trusted, valued and empowered.
With more than 25 years of international HR experience across professional and financial services, Sam brings a commercially focused, strategic approach to partnering with the business and our executive team. Sam studied modern languages and business at university and holds an MA in Personnel and Development. She is a Chartered Member of the CIPD, and speaks fluent French.
Outside of work, she enjoys spending time with her husband and their fur baby, Humphrey. As well as enjoying Reformer Pilates, she does attempt to ski every year and loves to get out in the great outdoors as much as she can.
Michael Bishop
Managing Director, Hawksmoor
Michael is responsible for Hawksmoor, the Investment Management business of the Argentis Group. He joined the firm at the start of 2025, having spent most of his career at the Swiss Bank UBS AG where latterly he was Head of the Ultra High Net Worth and Family Office businesses across Northern Europe. Michael then spent a short period at the corporate broker WH Ireland until its sale in 2024.
After graduating, his formative years were spent in the tax divisions of Arthur Andersen and then PwC. Also, he is a Chartered member of the Securities Institute.
In essence, Hawksmoor look after other people’s money. It engages in three closely related pursuits across its core divisions: private client investment management, multi asset class fund management and investment model production for the IFA community. The philosophy that cuts across the firm is founded on a strong belief that valuation is at the heart of long-term investing success; valuation, not speculation.
Beyond work, Michael is a Board Trustee of The Land Trust and Chair of the Investment Committee. He is married to Samantha who is an environmental scientist. They have three children who are no longer on the payroll. They moved to London from Wiltshire a few years ago and Michael misses the garden!
Edward Renwick
Group General Counsel
Edward is the General Counsel for the Argentis Group, with responsibility for legal and governance matters, and oversight of our risk and compliance arrangements. He is also a member of the Executive Committee, which manages the business day-to-day. Ed joined the Argentis Group in 2021, having spent the previous decade working as a lawyer in the wealth management and private banking sectors. By profession he is an English-law qualified solicitor with over 20 years’ experience.
Ed's work at Argentis includes managing the legal aspects of our arrangements with our investors, lenders and key suppliers; working on our acquisitions and integrations; and ensuring good corporate governance through our board and committee structures. He works closely with our risk and compliance teams to ensure that we manage our risks effectively, comply with regulation, and deliver good outcomes for all our customers.
Outside of work, Ed enjoys cycling and opera.
Tom Salt
Chief Commercial Officer
Tom is the group's Chief Commercial Officer, responsible for mergers and acquisitions, propositions & pricing, and marketing.
Having joined the group in 2019, alongside colleagues, he has worked with 33 firms (of all sizes) to go through the process of enabling their staff and clients to become part of the Argentis group. This has added several thousand clients and £3.5bn+ of assets under advice to the group. He has also overseen all client facing propositions and pricing, as well as, events, client brochureware and client feedback across the group.
He is married with two daughters and loves both land and water based activities in his spare time.
Alex Knott
Chief Technology and Transformation Officer
Alex is the Chief Transformation and Technology Officer at Argentis Group and he has over 25 years’ experience in Wealth Management.
At Argentis, he manages the Technology, Change, Investment Operations and Property functions across the Group. He was formerly the Chief Technology Officer at Sanlam UK, which followed a long career at Bestinvest and Tilney. Here Alex developed and led the technology platform before leading the integrations and transformation of the business following acquisitions of Tilney Investment Management and Towry Financial Planning (now Evelyn Partners).
Outside of work, Alex is generally found supporting his two teenage sons on the sports field or taking his golf far too seriously!
Paul White
Head of Financial Advice
Paul is a highly experienced and agile financial services professional with over 23 years of experience as a consultant, leader, coach, and adviser in the wealth management sector.
As Head of Financial Advice, he leads the financial adviser teams across Argentis, focusing on growing the business through excellence in client service.
When away from the office, he enjoys an active lifestyle, regularly attending the gym, which helps with his favourite holiday each year, skiing.
Argentis Group
Argentis Group comprises seven distinct firms within our two divisions, each bringing a unique set of skills and expertise to our clients. All firms are authorised and regulated by the Financial Conduct Authority. For the non-Argentis firms, please click on their logos below to visit their respective website.
The evolution of Argentis
Our story began with a simple idea: to provide expert, caring financial advice. Though we’ve grown significantly, that original commitment to building trusting relationships with our clients is what continues to guide us today.
Compass Wealth Management
Consultants is formed.
The first acquisition
is completed.
Centralised Investment
Proposition launched - "IMS".
The 40th acquisition
is completed.
The company completes its IPO and changed its
name to Harwood Wealth Management Group Ltd.
£10 million is raised through placing to execute the
acquisition strategy.
9 acquisitions are completed.
5 acquisitions are completed.
Acquired by Hurst Point Group Ltd.
Acquisition of Hawksmoor Group Limited.
Acquisition of Cedar Wealth.
Financial Planning business rebranded to Argentis.
Acquisition of Gore Browne Investment Management and
Metis Wealth, as well as a series of other FP firms.
Acquisition of Helm Godfrey.
Hurst Point Group renamed to Argentis Group Ltd.
A single management team across two divisions: Argentis and Hawksmoor.
Our team
Our teams work together in alignment, united by a shared dedication to provide the highest level of service.






