Leo Mackay
Rhian Kelly
TOP 250 LEADERS
96
Leo Mackay
Chief Sustainability Officer
Lockheed Martin
Industry : Aerospace & Defence
95
Rhian Kelly
Chief Sustainability Officer
National Grid
Industry : Energy
Leo
is the Senior Vice President of Ethics and Enterprise Assurance and serves as Lockheed Martin ’ s Chief Sustainability Officer . In this role he ensures responsible growth and corporate citizenship at Lockheed Martin across ethics , environmental health and safety , as well as governance , social partnering , charitable activities and product innovation .
Rhian
’ s role as CSO sees her drive oversee National Grid ’ s sustainability activities . She joined in 2017 and held various leadership roles before becoming CSO in 2022 . Her focus on setting strategic objectives for reducing emissions , investing in communities and aligning sustainability efforts positions her as a leader in her field .
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