Dominus Capital, an operationally-focused private equity firm investing in leading middle market companies, completed the investment in Lockmasters, a provider of proprietary products, educational training and distribution of third-party combination locks and hardware to the government and security professional industry. Financial terms were not disclosed. "This next chapter for Lockmasters comes with renewed energy and optimism. The industry knows us for our innovative products, technical expertise, hands-on training and customer service. We are excited for the immense growth opportunities our Dominus partnership affords our team and customers. In our 65th year, we are happy to celebrate a new beginning," Mark Miller, Lockmasters CEO.