The Letton Hall Group is an independent, deep knowledge team of experts in oil and gas flow. Engaged in the advancement and practical application of measurement technology, we advise oil and gas operators around the world in: • Transmission and midstream measurement• LNG measurement• Upstream measurement• Well testing and well rate determination• Production allocation• Fluid sampling and analysis• Fluid and flow modeling• Process modeling and design• Drilling fluids measurement• Subsea measurement• Field technician and engineer trainingOur aim is to make flow measurements work for the business objectives of our clients.Measurement problems are inherently complex because they involve fluid chemistry, physics, thermodynamics, mechanical engineering, instrumentation and control, programming, and math and uncertainty computations. The strength of the Letton Hall Group is that we're able to bring the right breadth and depth of expertise to resolve whatever issue.UPSTREAM SPECIALTIESEvery effort that goes into oil & gas development can benefit from good measurement. Here's where we help:• Measurement Technology: Evaluate options and guide technology to meet your needs• Technical Training: Develop people with practical know-how from the best industry sources• Operations Support: Get E&P metering operations expertise in the field or office• Metering Systems: Ensure your flow meter system can do what you need it to doDOWNSTREAM SPECIALTIESIn custody transfer, transmission, and distribution, measurement is core. Here's how we support you:• Research & Projects: Work collaboratively and quicken the time to better results from better technology• Technical Training: Get the how-to, why, and wherefore from a practical user's perspective• Operations Support: Augment your support to field operations with experts on-call• Metering Systems: With good design, avoid the many problems that arise from poor metering