Portfolio companies

Accriva Diagnostics, a portfolio company of Warburg Pincus, has named Scott Cramer as president and CEO, effective immediately. Currently, Cramer is the executive chairman of NeuWave Medical. Accriva Diagnostics is a provider of point-of-care cardiovascular diagnostics technology.

Artemis Health Group said Thursday that President and CEO Phillip Suiter will leave his position in the next few weeks. He will be replaced by Dr. John Doulis. Based in Brentwood, Tennessee, Artemis Health Group is a provider of electronic medical record, workflow and mobile patient engagement solutions for OB-GYN physicians. Its backers include MedCare Investment Funds and Vanderbilt University.

Clearlake Capital Group LP operating adviser Erik Prusch has joined NetMotion Wireless as chief executive officer. Prusch most recently served as president and CEO at Clearwire Corp, a U.S. provider of wireless broadband services, where he led the sale of the company to Sprint. NetMotion, a provider of enterprise mobility management software and services, was acquired by affiliates of Clearlake in September.

NYDJ Apparel, which was recently acquired by Crestview Partners and Maybook Capital Partners, has named Robert C. Skinner Jr. as president and CEO. Skinner previously worked at Smart Apparel U.S., where he served as CEO. Also, the company has appointed Mackey McDonald, senior adviser at Crestview Partners, as chairman. Headquartered in Vernon, California, NYDJ is a women’s denim apparel brand, marketing its products under the brand Not Your Daughter’s Jeans.

Electronics retailer RadioShack, which is backed by GE Capital, has named John W. Feray as its new executive vice president and CFO. Feray joins RadioShack from Dollar General Corp, where he had been senior vice president-finance and strategy since 2008 under both private equity ownership and as a public company.

SportsSignup has named Brian Crosby to its advisory board. Crosby is a former partner of Falconhead Capital. Headquartered in Saratoga Springs, New York, SportsSIgnup is a provider of online services for sports organizations.

Sterling Infosystems, which is backed by Calera Capital, has hired Daniel P. O’Brien as chief financial officer. Previously, O’Brien worked at Hawaiian Telcom Holdco, where he served as CFO. Based in New York, Sterling Infosystems is a provider of employment and background screening services.