Diane Massey, Senior Director of Finance & Accounting at SierraConstellation Partners, is a finance leader with nearly two decades of experience, specializing in the media industry.  In this role, she brings with her a deep understanding of financial planning, accounting, and operations.  She has a proven track record of driving efficiencies, optimizing financial strategy, and supporting executive decision-making.

Prior to joining SierraConstellation Partners, Diane was a Senior Director of Financial Planning & Analysis at Warner Bros. Discovery where she worked closely with senior leadership on integration and synergy initiatives, managed a top-performing team responsible for forecasting, budgeting and executive reporting, and played a key role in the automation of processes through system implementations.

Diane is also a CPA and holds a Bachelor’s degree in Accounting.