Cornell Capital, a private equity firm, and TorQuest Partners, a Canada-based private equity firm, completed the investment in Quad-C-backed S.i. Systems, a provider of information technology staffing services. Financial terms were not disclosed. "This partnership will provide S.i. Systems with the support and added resources to expand our IT specialization, making us better equipped to serve our clients. We are thrilled to have exceptional partners in Cornell Capital and TorQuest that bring unique perspectives and experience partnering with innovative companies to drive growth and create value. As we continue building our industry-leading position and supporting clients that are navigating an increasingly complex and sophisticated technology and talent landscape, we look forward to working with the Cornell and TorQuest teams to further differentiate S.i. Systems in Canada and across North America," Derek Bullen, S.i. Systems Founder and CEO.