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Castleton Commodities International

Castleton Commodities International (CCI) is a global trading and investment firm focused on energy and commodities markets. Headquartered in Stamford, Connecticut, CCI trades physical and financial products across oil, natural gas, power, and metals. The firm also owns and operates energy infrastructure, including storage, transportation, and processing assets. CCI blends proprietary trading with strategic asset investment, and is known for its expertise in market fundamentals, logistics, and supply chain optimisation.

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Graduate programmes (5)

Graduate Programmes

Trading Analyst Graduate Programme 2027

Finance2027Rolling intake

Trading and Quant

Summer Internships

Summer Analyst Internship Programme (Summer 2027)

Finance2027Rolling intake

Trading and Quant

Summer Internships

Data Science Machine Learning Internship (Summer 2027)

Tech2027

AI and Machine Learning

Summer Internships

Data Engineering Internship (Summer 2027)

Tech2027

Data Science

Summer Internships

Software Engineer Internship (Summer 2027)

Tech2027

Quant Developer