Upstream has the most of the directory's 66 companies along the energy value chain: 35
Next: Midstream 32, Cross-system 30 · Upstream finds and produces, midstream moves, downstream refines and sells, power generates · A company can sit in several groups, so the counts do not add up
Energy & Transport · Companies · BTU Graph energy directory (CC BY 4.0) · 17 Oct 2026