More about Constant. They partners with Prime Trust, a regulated U.S based KYC and custodian partner.Please take a look at this article to learn how Constant join hands with Prime Trust to protect Constant’ value: https://medium.com/@constantp2p/meet-scott-purcell-ceo-of-prime-trust-ae7581835030

PrimeTrust is also behind other well-known stablecoin such as OKUSD and USDS https://news.8btc.com/okcoin-announce-partnership-with-prime-trust-on-okusd-stablecoin