Tammy Johnson, EMBA, PMP
CEO and President | Employee Owner Since 1991
Tammy Johnson is Merrick’s Chief Executive Officer and President, leading with a vision for strategic growth, operational excellence, and a steadfast commitment to our legacy of employee ownership. In her more than three decades at Merrick, Tammy has played an integral role in our company’s growth, from her early days as a structural engineer to spearheading major business initiatives, including founding our San Antonio office. As CEO, Tammy is focused on smart sustainable growth— expanding Merrick’s markets and geographies while staying true to our core purpose, vision, and values. She is dedicated to fostering a thriving employee-owned company where technical excellence and meaningful career opportunities go hand in hand.