Platform as a service (PAAS) featuring computer software platforms for use in clearing, reconciling and settling financial transactions between buyers and sellers in environmental, social and governance-centric markets; Platform as a service (PAAS) featuring computer software platforms for use in issuing, tracking, transferring, and retiring environmental credits; Provision of online non-downloadable computer software for the facilitation of trading and brokerage of financial instruments, namely, commodities, futures, options, forwards and other derivative products, as well as carbon, water rights, renewable energy certificates and other environmental commodities