Helping financial services firms
grow with confidence and control
How we champion
your business
We help financial services businesses navigate complex regulations, reduce risk and grow with confidence.
With tailored advice and practical support, we guide you through challenges, unlock opportunities and help you make smart decisions for long-term success.
4 Reasons to Choose Sumer
Stay compliant with confidence:
Expert guidance on FCA rules, CASS and regulatory reporting.
Structure your firm for growth:
Support that helps you build tax-efficient, regulation-ready business models.
Improve margin control:
Practical insight into services, clients and costs to boost performance.
Plan your next move:
Succession strategies for valuations, retirement and partner exits.
Meet the team

Lucas Markou
Midlands
Lucas Markou
Email: LucasMarkou@jerroms.co.uk

Gilles Snow
London
Gilles Snow
Email: gsiow@hwfisher.co.uk
There are plenty of ways Sumer can make a
difference to your business.
But if we had to pick one, it’s our people. With partner-led services from local experts in every region, we offer national scale and personal
support from people who understand your sector and your community. From succession planning and exits to international growth, our
specialists are here to help you make the big decisions with confidence.