Capstreet, a Houston-based lower middle market private equity firm, completed the acquisition of PlanetBids, a provider of eProcurement software as a service solutions. Financial terms were not disclosed. "We're excited to partner with Arpie and Alan. We believe eProcurement is poised for accelerated growth, as government agencies in particular continue to invest in software platforms that can help improve efficiency and allow them to better serve their constituencies. David brings a wealth of experience in building successful teams, particularly in government software, and we are delighted to welcome him to the team," Adrian Guerra, Capstreet Partner.