Arthur J. Gallagher, a global insurance brokerage, risk management and consulting services firm, completed the acquisition of Stewart Brimner Peters & Company, an insurance company. Financial terms were not disclosed. "SBP's strong client relationships and focus on growth will expand our capabilities in the region. I am excited to welcome Jason, John, Jeff, Mick and their associates to our growing, global team," J. Patrick Gallagher, Arthur J. Gallagher Chairman, President and CEO.