Nicholas M. Grindstaff serves as Chief Financial Officer of Sterling Infrastructure, Inc., a leading U.S. infrastructure solutions provider, a position he has held since June 2021. In this role, he oversees all financial operations, including strategic planning, capital allocation, investor relations, treasury, tax, and risk management. Grindstaff plays a pivotal role in driving the company's growth initiatives, supporting its expansion in e-infrastructure, transportation, and building solutions segments through disciplined financial discipline and merger integration expertise. Prior to joining Sterling, Grindstaff spent over three years at MasTec, Inc., a major infrastructure construction company, where he advanced from Senior Vice President, Chief Accounting Officer, and Controller to Executive Vice President and Chief Financial Officer. Before MasTec, he held progressive finance leadership roles at Dycom Industries, Inc. from 2003 to 2016, culminating as Vice President of Finance and Chief Accounting Officer, where he managed financial reporting, internal audit, and compliance for a multibillion-dollar telecommunications contractor. A Certified Public Accountant, Grindstaff earned a Bachelor of Science in Accounting from Florida State University. His achievements include guiding MasTec through significant revenue growth and acquisitions, enhancing financial controls at Dycom during rapid expansion, and at Sterling, contributing to record revenues, improved profitability, and a strengthened balance sheet amid industry tailwinds.