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IT Specialists to the financial sector
Why choose
Charles Square?
24/7 Support
Charles Square’s dedicated, professional support staff are available 24 hours a day, 365 days a year.
Global Presence - Local Service
Charles Square has expanded into a global company offering Cloud Services, Support, and IT Procurement. Delivering solutions that set a high bar on reliability, security, and customer experience. CSq provides services to over +260 clients globally including hedge funds, investment banks, proprietary trading firms, asset managers, fund of funds, and private equity houses in Europe, the United States, UAE, Middle East, and Asia. Clients range in size from $25 million to $275 billion AUM.
All under the CSq solutions brand umbrella.
Tailored & Comprehensive Solutions
Charles Square are focused on serving the comprehensive needs of their clients and partners, managing their entire IT stack. CSq offers the best of both worlds: an in-house understanding of your business and how best to align IT strategy to this as well as an outsourced model of lower overheads and the added-value of a more extensive experience and skill-set.
Having the right solution is key to allowing our clients to move forward in an ever-changing environment.
Highly-Certified Specialist Staff
CSq in a ISO27001 accredited company committed to preserving the confidentiality, integrity, and security of all of our clients information.
The Charles Square team is made up of specialist IT consultants, Cloud infrastructure engineers, and support professionals in disciplines including, but not exclusively to: Cloud Architecture, IT Support, Networking, Cybersecurity, IT Business Strategy, IT Business Finance, and Governance.
Award Winning IT Services
Best Outsourced CTO Services
Best Independent Financial IT Consultancy
Best Technology for small and Start-up firms
Best IT Managed Service
Best Cyber Security Offering
Ranked 222 on the MSP Global List and 20th in Europe
Best Specialist Financial IT Support Provider – London
Dedicated IT Procurement Team
Charles square’s dedicated IT Procurement & Distribution team enables us to offer end-to-end services from procurement to installation of IT hardware, software licenses, and warranty, with pre-sale and post-sale support from our experienced internal teams and partner vendors.
Flexible & Scalable Cloud Solutions
Charles Square’s Cloud offering provides a complete solution. Providing security, governance, compliance, and seamless access to our clients.

With more than 40+ years of experience combined, our team is made up of specialist IT consultants.

“Trust is paramount. You must find a partner who treats your resources and vision as their own.”
Craig Harris and Gareth Broekmann came together in 2014 to co-found Charles Square, with Barry Cohen joining in 2017. Their extensive knowledge of the finance sector and their internal values, culture, and ethos have been the driving force behind Charles Square’s growth and grab of the market share. Together the three entrepreneurs have been able to provide the finance sector with a level of service, knowledge, and expertise that they struggled to find at other Managed Service Providers whilst working in-the finance sector for the past 20 years. Now in its 6th year, the firm has been named the “Best Specialist Financial IT Support Provider – London”.
SERVICES
Best-in-Class
Technology Partners.
CFO CAPITAL MANAGEMENT
“As a highly regulated technology-driven business, IT is vital to us. Charles Square understands this and provides first-class expertise in all areas, from procurement to infrastructure management and end-user support.”
CFO CAPITAL MANAGEMENT
“Charles Square’s unique offering is its wealth of experience supporting financial services firms, both externally and from within. They have seen both sides, and their industry knowledge enables them to offer exceptional, proactive support and advice.”
CFO COMMODITY FUND
“We also value the extensive monthly reports which alert us to any potential risks within the infrastructure, as well as the proactive nature of the service provided by Charles Square.”
CFO COMMODITY FUND
“We have been extremely pleased with all aspects of the service we have received from Charles Square. This includes the ongoing management and support of our IT infrastructure as well as the substantial projects to migrate our infrastructure to the CSq Cloud.”
CFO CAPITAL MANAGEMENT
“Charles Square’s unique offering is its wealth of experience supporting financial services firms, both externally and from within. They have seen both sides, and their industry knowledge enables them to offer exceptional, proactive support and advice.”
Latest News.
Looking for an experienced
and award winning
IT Support team?
Delivering solutions that set a high bar on reliability, security, and customer experience.
CSq provides services to over 200 clients including hedge funds, investment banks, proprietary trading firms, asset managers, fund of funds, and private equity houses in Europe, the United States, UAE, Middle East, and Asia.