John Tierney has been named senior vice president at Boston catastrophe risk management firm Karen Clark & Co.

Tierney will join the firm’s consulting practice.

"John has a wealth of experience identifying and implementing efficient, highly customized risk management processes that directly contribute to the bottom line," said Karen Clark, president and CEO of the firm. "His expertise will complement our efforts to provide insurers with a holistic catastrophe risk management framework that fulfills the requirements of all parts of the organization, from the CEO to the line underwriter, to enable more consistent, reliable risk management decisions."

Tierney brings to the firm more than 35 years of management, actuarial and underwriting experience in the property and casualty insurance industry, the firm said.

Tierney started his career as a consultant with Tillinghast-Towers Perrin, where he ultimately became the managing principal of the firm’s worldwide property/casualty consulting practice. Tierney has also served as president of Bunker Hill Insurance Co., a New England-based homeowner insurer.