IB Systems Ltd is the UK registered company that owns the intellectual property, operates the technology infrastructure, holds the operating account, and deploys its own capital under the Sigma Capital trading name.
Sigma Capital is a trading name of IB Systems Ltd. All IP development, platform engineering, quantitative research, and capital operations are conducted through IB Systems Ltd as the legal and operational entity underpinning the Sigma Capital brand.
All software, algorithms, quantitative models, and platform architecture developed for Sigma Capital are owned by IB Systems Ltd. The company retains full rights to the Sigma-1 trading platform and its components.
IB Systems Ltd runs and maintains the full technology stack — from the execution engine and FIX connectivity to the neural network inference pipeline, data infrastructure, and cloud deployment.
The company holds the operating bank account through which all operational expenses, infrastructure costs, and platform running costs are managed. Financial oversight is consolidated within IB Systems Ltd.
IB Systems Ltd deploys internal proprietary capital in live markets through the Sigma Capital trading identity. The company bears the risk and retains the returns of all trading activity.
The distinction between IB Systems Ltd and Sigma Capital is straightforward: IB Systems Ltd is the legal entity — the company registered in the United Kingdom with all statutory obligations — while Sigma Capital is the trading name and market-facing identity used to represent the strategy, brand, and operations.
IB Systems Ltd operates with a clear, single-entity structure. There are no intermediate holding companies, no complex offshore arrangements, and no separation between the operating company and the trading activity. Everything runs through IB Systems Ltd — the company, the technology, the capital, and the results. IB Systems Ltd does not provide investment services to third parties and does not hold client money.”
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