Investing.com -- United Launch Alliance plans to raise approximately $500 million through a private bond placement to refinance existing debt, according to a Bloomberg report Wednesday. The rocket joint venture, owned by Boeing Co. and Lockheed Martin Corp., provides launch services for the US military and commercial customers including Amazon.com Inc. The bonds will be structured as a true private placement, meaning they will not be registered or offered in public markets. The private placement market recorded record issuance through May of this year, with borrowers including the National Football League and Brady Corp.Boeing and Lockheed Martin established United Launch Alliance in 2006. Related articlesBoeing-Lockheed Martin's ULA said to plan $500m private bond saleCarlyle sees improving exit conditions for "good companies"European stocks close mixed despite corporate earnings boosting risk appetite