From left: John Reyes, Bank of Guam vice president, director of business innovation; Isa Koki, vice president, controller; and Matthew Limtiaco, senior vice president, chief technology officer.
BoG photo
HAGÅTÑA, Guam (BoG) — Bank of Guam proudly announces its 2025 Pacific Coast Banking School graduates: Matthew Limtiaco, senior vice president, chief technology officer; Isa Koki, vice president, controller; and John Reyes, vice president, director of business innovation.
Among the graduates, Isa Koki, received the distinguished Kermit O. Hanson Award of Excellence, presented annually by the Pacific Coast Banking School for outstanding academic achievement.
“We are incredibly proud of Isa, John, and Matt. Their graduation is a powerful reminder of what’s possible when talent is nurtured, when opportunity is given, and when people rise to meet the moment. At Bank of Guam, we believe in investing in people—not just for today, but for the future we’re building together. Their success strengthens our commitment to serve with purpose and lead with heart,” said Joaquin P.L.G. Cook, president & chief executive officer, Bank of Guam.
By completing this rigorous three-year graduate-level program, Isa, Matt, and John have joined an elite group of leaders throughout the nation prepared to meet the evolving needs of the financial industry.
Since 1987, the 34 Bank of Guam leaders have joined the ranks as distinguished PCBS alumni, including 23 who are currently active employees.
The Bank’s participation over the years is part of a testament to its unwavering dedication to professional development and its strategic investment in cultivating the next generation of leaders.
The PCBS, in partnership with the Foster Graduate School of Business at the University of Washington, is The Premier National Graduate School of Banking. Founded in 1938, this prestigious school boasts over 12,000 alumni, with hundreds serving as leaders of financial institutions.


