Diana Lee is a Managing Director with Teneo’s Governance team, based in New York.
Prior to joining Teneo, she was Director of Corporate Governance and Engagement at AllianceBernstein (“AB”), where she oversaw AB’s corporate governance efforts through shareholder engagement, research and proxy voting, chairing AB’s Proxy Voting and Governance Committee. In partnership with investors, she advised boards and senior executives of AB’s global portfolio companies on ESG, integrating them with financial materiality based on AB investment teams’ fundamental research.
Diana served at Council of Institutional Investors’ (CII) Corporate Governance Advisory Council and at International Corporate Governance Network’s (ICGN) Global Governance Committee.
Related Service Areas
Related Insights
A Proxy Odyssey: What Will 2030 U.S. Proxy Season Look Like?
As regulatory shifts, AI-driven proxy voting and new activist tactics transform corporate governance, the 2030 U.S. proxy season will be fundamentally different from anything companies have faced before. This article explores five key predictions for the future of proxy voting and offers practical guidance to help issuers prepare for a…
February 3, 2026 - By Martha Carter, Matt Filosa, Sean Quinn, Sydney Carlock, Diana Lee
Less is More? Our Fifth Annual State of U.S. Sustainability Reports
Now in its fifth year, Teneo’s 2025 State of U.S. Sustainability Reports analyzes 250 sustainability reports from S&P 500 companies published this year. The report highlights key trends, regulatory developments and the evolving ESG and DE&I landscape in the U.S. amid heightened scrutiny and shifting disclosure requirements.
September 15, 2025 - By Matt Filosa, Faten Alqaseer, Diana Lee, Rose James, Allie Ross
Top Five Takeaways From the 2025 Proxy Season
The 2025 proxy season unfolded amid political pressure and regulatory change. A new administration brought a significant shift in the regulatory environment, with revised SEC guidance on Regulation 13D/13G beneficial ownership rules dampening some investor engagement activity. In addition, changes to the SEC’s 14a-8 “no-action” process led to a 30%…
June 18, 2025 - By Martha Carter, Matt Filosa, Sean Quinn, Sydney Carlock, Diana Lee
Tariffs and Transparency: Navigating Investor Expectations on Executive Pay Changes
The U.S. “Liberation Day” announcement on April 2, 2025, introducing broad global tariffs, followed by pauses, adjustments and international agreements, has sparked significant market volatility. While recent trade agreements have tempered initial concerns, ongoing negotiations and administration positions, including those on regional tariffs and tariff related price hikes, signal continued…
May 27, 2025 - By Martha Carter, Matt Filosa, Sean Quinn, Sydney Carlock, Diana Lee
Stuck in the Middle with ESG: What Companies Can Expect in 2025 & Beyond
After a much-anticipated election cycle in the U.S., Republicans will take over the White House and control both chambers of Congress. This shift in power will significantly impact ESG initiatives. While it is too early to determine precisely what those impacts will be, we present our view of the most…
November 21, 2024 - By Martha Carter, Matt Filosa, Faten Alqaseer, Sean Quinn, Kensey Biggs, Sydney Carlock, Diana Lee, Rose James, Heidi Park
Stand by ESG? Our Annual State of U.S. Sustainability Reports
Introduction A lot has happened in the sustainability world since we published our State of 2023 U.S. Sustainability Reports one year ago. The long-awaited U.S. Securities and Exchange Commission’s climate disclosure rule was legally challenged and halted within a few months of it being finalized. Ironically, California…
September 11, 2024 - By Matt Filosa, Diana Lee
Seven Early Takeaways from the 2024 Proxy Season
With the 2024 US proxy season nearly in the rear-view mirror, a few key trends and takeaways have emerged. Amidst an uncertain regulatory and political landscape, investors have remained supportive of management on average, as indicated by the modest increase in average voting across management proposals. Concurrently, the number of…
June 28, 2024 - By Martha Carter, Matt Filosa, Sean Quinn, Sydney Carlock, Diana Lee
Three Key Considerations for Companies Heading into 2024 Proxy Season
The 2024 proxy season is expected to be a challenging period for companies to navigate. The upcoming U.S. presidential election has fueled further political divide on ESG topics, and that political divide continues to complicate the domestic landscape. Outside of the U.S., Europe and other markets continue to mandate company…
February 28, 2024 - By Martha Carter, Matt Filosa, Sean Quinn, Sydney Carlock, Diana Lee
Teneo ’23 & ESG Series: AI’s Impact on Sustainability Reports
This is the sixth and final report in Teneo’s ’23 & ESG Series. Other reports in the series include the top 10 takeaways and key statistics of 2023 U.S. sustainability reports, DE&I data within U.S. sustainability reports, a study of Australian…
December 20, 2023 - By Sparky Zivin, Jeff Sindone, Matt Filosa, Seán Earley, Diana Lee
2023 Proxy Season Review: Institutional Investor Expectations in a Divided World
The 2023 proxy season reflected a post-pandemic “return to normal” with investors balancing increased focus on financial materiality with ESG considerations. Below are our top 11 takeaways from the 2023 proxy season. 1: Institutional investors go all-in on financial materiality. Walking a thin line in a divided world of ESG,…
October 27, 2023 - By Martha Carter, Matt Filosa, Sydney Carlock, Sean Quinn, Diana Lee, Rose James
Teneo ‘23 & ESG Series: The DNA of 2023 U.S. Sustainability Reports
Since we published our last study on U.S. sustainability reports 12 months ago, political attacks on ESG have escalated heading into the 2024 U.S. presidential campaign. As a result, companies are now facing critical questions on how to communicate their ESG strategies and initiatives, especially within…
September 15, 2023 - By Martha Carter, Matt Filosa, Sydney Carlock, Sean Quinn, Diana Lee