Portfolio – GIS UK
Global Investment Strategy UK Ltd
Founded in 2004, Global Investment Strategy (GIS) was established to deliver institutional-grade infrastructure, governance and operational control to professional investors who require more than a traditional brokerage relationship.
Over two decades, the firm has developed into a multi-service financial services group supporting institutional clients, family offices and high-net-worth individuals across global markets.
Core Focus: Settlement & Custody Infrastructure

GIS is built on a robust global settlement and custody platform, the cornerstone of the business and the primary driver of group activity.
The platform provides:
- Global settlement across major markets
- Secure asset custody and safeguarding
- Post-trade operational oversight
- Independent reconciliation and reporting
- Institutional-grade risk and control environments
The platform underpins high volumes of cross-border activity, evidencing the operational depth and control environment expected by professional investors.
Complementary Client Services
Built around this core infrastructure are integrated services designed to support sophisticated client requirements:
- Wealth Management: Discretionary and advisory portfolio services
- Stockbroking: UK and international market access
- Corporate Finance: Strategic advisory and capital market solutions
- Payment Services: Regulated payment solutions for professional clients
These services are delivered by experienced professionals with backgrounds in institutional trading, custody operations, regulatory compliance and corporate advisory.
Clients also benefit from a dedicated online portal providing real-time access to accounts and activity, complemented by secure communication and intraday reporting via Symphony to ensure continuous transparency and responsiveness.
Governance & Regulatory Standing

GIS operates within a strong governance framework, supported by a team of 30+ across operations, trading, compliance, and client services.
The firm is:
- Regulated by the Financial Conduct Authority (FCA)
- A Member of the London Stock Exchange since 2009
- An Authorised Payments Institution
- An HMRC-approved manager of Stocks & Shares ISAs
- A US Qualified Intermediary
GIS is part of Octagonal Limited and maintains a culture in which regulatory integrity, transparency, and operational discipline underpin every client relationship.
A Platform Built for Professional Clients
What differentiates GIS is not simply the breadth of services offered, but the institutional depth of its operational capability.
Clients benefit from direct access to experienced professionals, responsive decision-making and infrastructure built for resilience and long-term partnership.
From settlement infrastructure to strategic advisory services, GIS provides a secure, regulated platform that supports complex international investment activity.
Visit the Global Investment Strategy UK website for further information.


