LONDON—Porter Novelli has named senior executives Dave Black (pictured) and Paul George as partners at the firm.

The duo take the total number of partners at the Omnicom PR agency to 17, who are evaluated each year by the firm's executive committee in order to retain the status.

Black is EVP and cofounder of Voce Communications, which was acquired by Porter Novelli in 2011, while  George, who is EVP and global director of Porter Novelli’s health and wellness practice, joined the firm in late 2012.

"Dave and Paul are two of Porter Novelli’s top leaders, and they have contributed significantly to the agency’s growth and continued development as a talent-focused organization," said Karen van Bergen, chief executive officer. "I am pleased to recognize their contributions to the agency, our clients and the industry."