Becky Lumlock is the Chair of SGN and an Operating Partner at Brookfield, recognized as the world's largest Infrastructure manager in 2025 by Infrastructure Investor. In her role at Brookfield, which manages over $1 Trillion of Assets Under Management, she leverages extensive international experience across four continents.

Throughout her career, Lumlock has held senior leadership positions, including CEO, COO, and CTO, in diverse industries such as infrastructure asset management and energy.