Boutique Insurance Advisory
We offer a fresh and vibrant approach to insurance, recognising that every business and individual faces their own set of unique risks and challenges.
With Sioma, you’re not just a client – you’re a valued partner
Backed by a strong technical insurance background; our business leaders bring invaluable knowledge honed through years of experience in underwriting to handle the complexities of commercial insurance with unparalleled precision and the intricacies of advising ultra high net worth individuals.
At Sioma, we prioritise quality over quantity, allowing us to offer an unrivalled level of customer service. By focusing on a select number of complex and high-value clients, we ensure that each interaction reflects our dedication to excellence.
Value of real estate insured in the UK
Different industries serviced
Highest value body part insured
Highest value individual vehicle insured
Highest value individual antique insured
Largest construction site insured
Recent Case Studies
London Property Developer
Our client is a property developer in Central London that purchases sites for redevelopment into high end residential.
Bespoke Electric Vehicle Manufacturer
Our client restores and up-cycles vintage cars and commercial vehicles into modern electric vehicles.
Billion pound global construction company
Our client is a major global construction company across the globe and entered the UK market in 2019.
UNHW individual
Our client is an ultra high net worth individual with a significant jewelry collection.
International Fitness Chain
Our client is an international fitness studio that has 84 locations around the world and 9 studios in the UK.
E-Gamer
Our client was one the UK’s top E-Gamers who at a young age suddenly had a very significant income stream.
Professional Footballers
Our client is a professional footballer that plays for top premier league team.
Property Investment Portfolio
Our client is a large property investment company with a diverse portfolio of significant buildings across London and parts of Europe.
Co-working space provider
Our client runs a successful co-working office space business across the UK.
Professional Footballer
Our client is a professional footballer that plays for top premier league team.
OUR STORY
Sioma’s founder, Alexander Margolin, has over a decade of experience in the industry, having spent 6 years at the largest insurance company in the world, Allianz, prior to founding Sioma in 2018.
During his time at Allianz, underwriting mid-corporate property and casualty risks in the City of London, Alexander completed his insurance professional exams to become a Chartered Insurance Broker. He was recognized by the industry and awarded Young Underwriter of the Year at the Insurance Post Underwriting Services Awards in 2015.
Most recently, Alexander was named one of the top 24 talents under the age of 35 in the UK insurance industry by Insurance Business UK and won the coveted Broker of the Year (under 35) award from the industry trade body – the British Insurance Broking Association.
We’re a dynamic team of young brilliant minds, fueled by a passion for excellence and a commitment to redefine industry standard.
Alexander Margolin
Chartered Insurance Broker BSc (Hons), ACII
Managing Director
Jordan Marks
BA (Hons), Dip CII
Broking Director
Emma Smith
Account Director
Will Guess
BA (Hons)
Partner
Darren Margolis
LLB (Hons)
Head of Protection Insurance
Nadine Shousha
BSc (Hons), GDL, Cert CII
Account Manager