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Fueling your success.


Oil refineries, petrochemical plants, and the marketing and distribution of fuel and other petrochemical products — downstream is a broad and complex segment of the energy industry. In all of these operations, companies must manage complex data from multiple sources, using too-few staff and systems that are often not integrated.

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Our size and long-term commitment to downstream energy allow us to provide a wide range of services. Our clients range from Fortune 500 companies to innovative start-ups. Whether evaluating the capitalization on the latest major maintenance of a fractionator or reviewing a company’s production process against industry best practices to control methane emissions, Weaver offers services to meet your specific needs.

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Our leaders

Partner-in-Charge, Energy Compliance Services
Partner, Assurance Services