MINNEAPOLIS, MN — Northstar Capital (“Northstar”), a provider of junior capital for middle market private equity transactions, is pleased to announce its investment in Dollamur Sport Surfaces (“Dollamur”), a portfolio company of River Associates Investments (“River Associates”).

Founded in 1996, Dollamur is a leading manufacturer and supplier of branded sports surfaces. Based in Fort Worth, TX, the Company serves a variety of sporting markets such as wrestling, gymnastics, cheerleading, martial arts, fitness, and home training. Dollamur is well known for its lightweight and portable Flexi-Roll mat products and for its patented Flexi-Connect mat connection system. Dollamur mats are the preferred choice in hundreds of top-level sports competitions, including many national championships and Olympic-qualifying tournaments throughout the United States, Canada, Europe, Africa, South America, Asia, and the Middle East. For more information, please visit HTTPS://DOLLAMUR.COM/.

Northstar provided debt and an equity co-investment to help River Associates finance the transaction. The Northstar team remains committed to partnering with experienced management teams and private equity sponsors to help good companies become even better. Dollamur is the ninth platform investment in Northstar Mezzanine Partners VIII LP.

About Northstar Capital

Northstar Capital is an investment management company with offices in Minneapolis, Minnesota and Fargo, North Dakota. Northstar specializes in junior capital investments and equity co-investments in middle-market companies. Since inception, Northstar has partnered with more than 160 companies and raised nearly $2 billion in capital. Northstar invests in a diverse range of industries, including healthcare, industrials, consumer, business services, food and agriculture, outsourcing, and distribution. For more information, please visit www.northstarcapital.com.

About River Associates

River Associates is a private equity firm based in Chattanooga, TN, which focuses exclusively on investing in the lower middle market and has served as a financial sponsor partner for management teams for over 35 years. Target businesses can be privately held, private equity-backed, or divestitures from larger companies. River Associates is opportunistic as to industry and has invested in numerous manufacturers, high margin distributors, industrial service providers and business service companies. For more information, please visit HTTPS://RIVERASSOCIATES.COM/.