Castleton Commodities International trades energy commodities and invests in infrastructure assets, running trades on Allegro alongside SAP. Its database estate spans Sybase, DB2, Oracle, SQL Server, Snowflake and Redshift, and job posts center on migrating legacy data and database workloads to the cloud. LangChain and LangGraph in a Python/FastAPI stack point to early AI tooling built on top of that modernization.
Castleton Commodities International is a privately held energy trading and infrastructure asset investment firm headquartered in Stamford, CT. Founded in 2001, it employs 201–500 people and hires in the United States and United Kingdom. Its business depends on fundamental research and analytics supporting commercial trading desks. Current hiring spans finance, operations, data, engineering, security and tax functions, weighted toward mid and senior levels.
CCI uses Allegro and SAP for trading and finance, databases including Oracle, Sybase, DB2, Snowflake and Redshift, Python with Pandas and FastAPI, React and Angular, and AWS with Terraform and GitLab CI/CD.
CCI is headquartered in Stamford, Connecticut, and hires in the United States and the United Kingdom.
Job posts point to big data projects for commercial trading, new data ingestion pipelines, cloud and infrastructure architecture design, BCP/DR testing, and a hydrological forecasting capability.
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Castleton Commodities International's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →
This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.
