Belsim is a pioneer and self-described worldwide leader in Data Validation & Reconciliation (DVR), delivering process intelligence since 1986. It develops and sells the VALI DVR software suite and provides implementation, training, application support, software maintenance and upgrades, plus audit and optimization services (energy performance evaluation, hydrocarbon accounting, loss management) for the oil & gas (upstream, midstream, downstream), refining, petrochemical, chemical, pharmaceutical and power generation sectors. It works with a network of implementation partners and international sales agents and is exploring AI-powered DVR for risk prediction.