Page 10 - 2021 Sustainability Report

COMPANY OVERVIEW

Corporate Governance Highlights

• Directors elected annually to serve one-year • Lead Independent Director
terms • Independent chairs of Board Committees
• Adopted proxy access • Eliminated single-trigger vesting in equity

• Established robust stock ownership award agreements for grants beginning
guidelines for officers and directors in 2019
• No poison pill • Implemented anti-hedging and
• Eliminated excise tax gross-up, anti-pledging policy
walk-right and value of perquisites in • Adopted clawback policy
the severance calculation in Employment • Seven new Board members
Protection Agreements since 2016
• Proactive, year-round engagement
with shareholders

Our Chattanooga Quarry
Chattanooga, Tennessee

8 2021 SUSTAINABILITY REPORT