Xpansiv, a developer of a global commodity exchange, agreed to acquire APX, a provider of infrastructure services to environmental and energy markets. Financial terms were not disclosed. "Our longstanding strategic partnership with APX enables us to continue to improve the technology backbone of environmental markets. We’re supporting thousands of companies, organizations, and governments implementing robust carbon programs, as well as project developers and key stakeholders," John Melby, Xpansiv President and COO.