Wynnchurch Capital, a middle market private equity firm, completed the investment in Premier Franchise Management, a residential pool-build and pool-service franchisor. Financial terms were not disclosed. "We are thrilled to partner with Wynnchurch Capital. Working with Wynnchurch will only further accelerate our growth plan and increase our market penetration. They bring a wealth of experience that will better position our company to service our customers, support our franchisees, and attract new business," Paul Porter, Premier Founder and CEO.