Vapour Recovery Unit Pilot Concept Design

DORIS delivered concept-level engineering to assess the feasibility of vapour recovery solutions for reducing flaring and venting emissions. Project outline The Vapour Recovery Unit (VRU) Pilot Concept Design evaluated technical options to capture and monetise hydrocarbon vapours currently flared or vented. The objective was to define a technically feasible and commercially viable pilot solution to … Read more

Methane Measurement Roadmap

DORIS developed a national methane measurement roadmap to guide phased investment in monitoring technologies and data systems. Project outline The Methane Measurement Roadmap provided a structured pathway for improving methane quantification capability across the oil and gas sector. The objective was to transition from generic emission factors toward measurement-based reporting supported by scalable investment planning. … Read more

Corporate Emissions Management Strategy

DORIS developed a corporate-level methane management framework aligned with international best practice and OGMP 2.0 requirements. Project outline The Corporate Emissions Management Strategy established a structured framework for methane governance, reporting and reduction across operated assets. The objective was to align corporate standards with international expectations while embedding practical and measurable reduction targets. Services delivered … Read more

Methane Measurement, Reporting & Verification (MRV) Technology Review

DORIS evaluated methane measurement technologies to support the development of robust monitoring, reporting and verification (MRV) frameworks for oil and gas operators. Project outline The MRV Technology Review assessed available methane detection and quantification technologies to support the design of a fit-for-purpose emissions monitoring framework. The study aimed to benchmark emerging solutions, evaluate operational applicability … Read more

National GHG Emissions Assessments

DORIS supported national authorities in quantifying oil and gas sector methane and flaring emissions and identifying commercially viable abatement pathways aligned with international climate commitments. Project outline The Country Level Emissions Assessment provided a comprehensive evaluation of methane and flaring emissions across the upstream oil and gas sector at national level. The objective was to … Read more