Arthur J. Gallagher acquired of Calgary, Alberta-based Keyser Benefits. Financial terms were not disclosed. Keyser is a full-service benefits brokerage offering life, disability, health and dental, critical illness, retirement and other services to small to mid-sized businesses and individuals across Western Canada. "Like Gallagher, Keyser Benefits is a client-focused, family-oriented business with a strong commitment to ethics. I am excited to welcome Shane and his associates to our growing global team." J. Patrick Gallagher, Gallagher Chairman, President and CEO.