Chief sustainability officers (CSOs) and their lieutenants remain on the move worldwide. Here's a look at key sustainability executives and their latest career moves as of January 2026. Plus, we mention a few executives who work in and around the sustainability sector -- without necessarily sitting in the office of the CSO.
36. Talent - Software: EcoOnline, a provider of safety and sustainability software, has hired David Orstad as chief customer officer (CCO).
35. Talent - Professional Services: Saffery, which offers tax and audit professional services, has hired KPMG veteran Alastair Loasby as director of sustainability and ESG.
34. Retirement: The Sustainable Forestry Initiative (SFI) President and CEO Kathy Abusow will retire in 2026. The board will pursue a successor in the coming months, SFI said.
33. Boardroom Leadership - Consulting: ERM, which positions itself as the world's largest independent sustainability consultancy, has tapped former Accenture Senior Managing Director Bill Theofilou as executive chair.
32. Advisor - Software: Sweep, which develops an enterprise sustainability intelligence platform, has tapped Patrick de Cambourg as a senior advisor. de Cambourg is the outgoing chair of the EFRAG Sustainability Reporting Board.
31. Sustainability Software - CEO Transition: Diginex announced a CEO shift in order to accelerate international expansion and acquisitions. Plan A founder Lubomila Jordanova succeeds Mark Blick as Diginex CEO, effective immediately. Blick now is a strategic advisor to the business. Diginex acquired Plan A in 2025.
30. Government Leadership: The city of Louisville, Kentucky has named Jake Medley as executive director of the Mayor’s Office of Sustainability (OS). Medley joined the office in February in 2024 with a focus on expanding sustainability programs and strengthening Louisville’s growing green economy, the municipality said.
29. Resignation - Chief Climate Officer: New York City Department of Environmental Protection Commissioner Rit Aggarwala -- the city's first chief climate officer -- is stepping down after four years leading the agency, a local report said. Related: List of sustainability executive moves in January 2026.
28. Executive Leadership - IT Services and ESG Consulting: Wolters Kluwer has named Maria Montenegro as CEO of its Corporate Performance & ESG (CP & ESG) division. She previously was chief strategy & innovation officer. The division, formed in March 2023, provides software and services that "help corporations and other organizations manage financial, operational, and sustainability performance, manage risks, meet regulatory compliance, and improve safety and productivity," Wolters Kluwer said.
27. Leadership - Financial Services: Partners Group has promoted Oliver O’Bryan to head of sustainability. He previously was senior sustainability lead. Partners Group is a global private markets firm with $180 billion in assets under management and 2,000 professionals across 24 offices worldwide, according to the firm's LinkedIn page.
26. Executive Leadership - IT Consulting and Professional Services: EY has appointed Velislava Ivanova as global chief sustainability strategist. She previously was EY Americas chief sustainability officer.
25. CEO Transition - Supply Chain Software: IntegrityNext, a provider of supply chain sustainability software, has promoted Chief Revenue Officer (CRO) Bruno Teuber to CEO. Teuber succeeds Martin Berr-Sorokin, who shifts to chairman of the board of advisors. More than 600 customers leverage IntegrityNext to monitor close to 3 million suppliers across 190+ countries.
24. Executive Leadership - Climate Consulting: Carbon Trust has hired AirCarbon Exchange (ACX) veteran Wei Mei Hum as its new head of Asia.
23. Chief Impact Officer - Cosmetics: Skin care company Atmosphera has hired Ollie veteran Mia Davis as chief impact officer.
22. Hired - Real Estate Management: Redevco has hired Stoneweg and Costain veteran Lara Young as head of sustainable operations.
21. Hired - Environmental Consultancy: Verdantas, backed by Sterling Investment Partners, has hired Karla King as chief legal and sustainability officer.
20. Hired - Trade Assocation: The American Cleaning Institute (ACI), a trade association for the U.S. cleaning product supply chain, has hired ERM veteran Michael Ellis as sustainability manager.
19. Communications Expert: Bentley Motors has named Max Harris-Jones as sustainability and community communications manager. He will work to "shape and deliver communications that support the company’s sustainability ambitions and its engagement with the wider community, in line with its Beyond100+ strategy," the company said.
18. Hired - Venture Capital: Angeleno Group, a venture capital firm focused on clean energy and climate solutions, has hired David Brand as an operating partner. Brand is the founder, former CEO and executive chair of New Forests, an investment management firm that specializes in sustainable forestry, agriculture and conservation.
17. CSO On the Move: Rolls-Royce has hired former BP CSO Ivanka Mamic as global head of government relations and CSO.
16. Renewable Energy: Ørsted has named Anders Johannes Enghild as senior director and head of global sustainability. He previously was director and head of climate, nature and community sustainability. Ørsted develops wind, solar and battery storage technologies. The company faces various legal hurdles in the United States, where President Trump has rallied against offshore wind projects.
15. Board Move: Herman Bril, formerly head of sustainability and climate innovation at PSP, has joined the executive board at ABP, according to his LinkedIn profile.
14. Hired - Financial Services: Natixis has hired Nomura veteran Jarek Olszowka as managing director and head of green and sustainable hub for APAC.
13. Exit - Financial Services: NatWest Head of Climate Change James Close has exited the company, though he remains a climate advisor to the business, according to his LinkedIn profile.
12. Promotion - Financial Services: Carter Jonas has promoted Associate Partner Lucy George to head of sustainability. George will lead the development of the firm’s sustainability agenda, internally and externally, Costar said.
11. Board of Directors: Amazon Chief Sustainability Officer Kara Hurst has joined Water.org as chair of the organization's board. Water.org is a global nonprofit organization strive to offer access to safe water and sanitation worldwide.
10. Exit - Health Care: UnitedHealth Group Executive VP and CSO Patricia Lewis exited the company in December 2025 and launched her own consulting firm in January 2026, according to her LinkedIn profile. S
9. Exit - Retailer: Marissa Jarratt, executive VP and chief marketing and sustainability officer for 7-Eleven, exited the company in January 2026, C-Store Dive reported.
8. Expanded Role: Dow, the chemical and materials giant, has named chief sustainability officer Andre Argenton to the additional role of chief technology officer, effective January 1, 2026. He essentially succeeds A.N. Sreeram, senior VP and chief technology officer. Sreeram will retire June 30, 2026.
7. Retiring - IT Services: After nearly 30 years at Wipro, Senior VP Sunita Rebecca Cherian is retiring. Her executive leadership roles at Wipro spanned HR, sustainability, sales and more.
6. Executive Update - FInancial Services: Hotung Investment Holdings Limited has named Chien-Kuo Fang as chief sustainability officer (CSO). He will oversee the group's sustainability and Environmental, Social and Governance (ESG) matters, the investment firm said. Hotung CFO Hsieh-Ho Chen previously oversaw the CSO function.
5. Startup: Aviva Investors veteran Steve Waygood has become founding CEO of the Finance Transition Centre (FTC), a think thank focused on mobilizing capital for a sustainable economy, Waygood disclosed on LinkedIn.
4. Middle East and North Africa - Executive Hire: Human Planet, formerly known as KOIS Advisory, has hired former HSBC sustainability executive Sabrin Rahman as partner. The move reinforces a business move into the Middle East and North Africa. Rahman has a "mandate to build and scale innovative funding structures across climate, health, education, and livelihoods," the company said.
3. Asia - Executive Hired: HSBC has hired BNP Paribas veteran Chaoni Huang as head of sustainable finance and transition for Asia, HSBC disclosed on LinkedIn.
2. CSO Transition and Layoffs: John Swire & Sons Head of Sustainability Mark Harper has exited the business and is seeking a new CSO-type position. Meanwhile, John Swire & Sons cut around 10% of staff at its Hong Kong head office in late 2025 amid weaker corporate earnings. The cuts involved finance, risk management and sustainability, Eco Business reported.
1. Footwear: Keen has hired Ann Radil as senior director of Keen Effect, the company said. Radil will focus on Keen's corporate sustainability, philanthropy and advocacy goals.
Why IT Service Providers Should Care About Chief Sustainability Officers (CSOs)
By 2027, 25% of Global 2000 companies will have assigned a chief sustainability officer (CSO) responsible for meeting their organization’s ESG goals and making ESG-related IT purchasing decisions, according to IDC.
Admittedly, we don't know if or how President Donald Trump's policies will pressure or reduce CSO roles in the United States. Regardless, we believe that technology partners need to extend their sales, marketing, engagement and support strategies to successfully fulfill CSO needs.
