Speakers

Brian Tippens is Senior Vice President and Chief Social Impact & Sustainability Officer at Cisco. In this role, Brian leads the company’s integrated social impact and sustainability work, overseeing crisis response, accessibility, employee community impact, environmental sustainability, inclusion, and the Cisco Foundation to advance Cisco’s purpose to Power an Inclusive Future for All. He helps drive long-term value for Cisco, its stakeholders, and communities around the world by connecting social impact, resilience, and sustainability across the business.

Brian is a sought-after speaker and thought leader in global social impact and sustainability. He is a World Economic Forum (WEF) Contributor, a proud member of the Executive Leadership Council (ELC), and has served as a director or advisor to several organizations including Operation HOPE, the Hispanic IT Executive Council (HITEC), Corporate Eco Forum (CEF), the National Action Council for Minorities in Engineering (NACME), the Cisco Foundation Board of Trustees, and the UN Global Compact Network USA, the American chapter of the world’s largest corporate sustainability initiative.

Brian’s career spans more than 30 years of leadership in the IT industry. Prior to joining Cisco, he served as Chief Sustainability Officer at Hewlett Packard Enterprise and President of the HPE Foundation, where he led the company’s sustainability strategy and social impact initiatives. He previously spent five years as HP/HPE’s Chief Diversity Officer, reporting to the Chief People Officer. He was also a member of HPE’s Political Action Committee (PAC) and AI Ethics boards. Prior to joining HP in 2000, Brian spent three years at Intel Corporation providing legal support for the manufacturing and IT organizations.

Brian is a purpose-driven leader committed to advancing opportunity, resilience, and responsible business practices to address the world’s most pressing challenges. He holds a Bachelor of Science in Information Systems Management from the University of San Francisco and a Juris Doctor from the University of the Pacific McGeorge School of Law. Brian and his wife live in Houston and are the parents of three adult children.

Josh Parker joined NVIDIA in 2023 to lead the company’s corporate sustainability program.  Josh studied electrical engineering and spent several years practicing IP law at a large law firm and later for the computer storage company Western Digital.  While at Western Digital, he was asked to lead the company’s ethics and compliance program in Asia and later to build a new corporate sustainability program for the company.

At NVIDIA, Josh is pursuing a data-driven approach to sustainability, believing that accurate and credible data is a prerequisite for effectively managing impacts.  Josh is also deeply persuaded that technology—especially AI—can play a critical and dramatic role in solving world-scale sustainability challenges.

Sam heads up the global sustainability program at Tesla, ensuring that sustainability is integrated into all aspects of the business and not only through the products. She has been leading global sustainability and climate change initiatives for over 15 years within the UN climate change talks and policy advocacy and directly implementing with large multinational companies. Sam was most recently awarded Futur/io’s  top 100 CSOs in North America, and Sustainability Magazine’s Top 250 Women and Top 10 Women in ESG. She holds an M.A. from Tufts University and B.A. from Boston University.

Jen Huffstetler is the Chief Sustainability Officer and Senior Vice President of Sustainable Impact and Compliance at HP. In this role, Jen is responsible for developing and leading the company’s integrated Sustainable Impact strategy to deliver sustainable computing for a sustainable future. She also leads product compliance and global technical regulations. She is a keynote speaker and expert on Sustainable AI and deployment of AI to achieve sustainability goals.

Previously, Jen was the Chief Product Sustainability Officer and Vice President/General Manager of Future Platform Strategy at Intel. Jen brings a diversity of business, marketing, supply chain, manufacturing, product development and engineering experience from her 25+ years at Intel spanning chips to software to data center systems.

Jen holds a Bachelor of Chemical Engineering from the Massachusetts Institute of Technology, and an MBA from Babson College, F.W. Olin Graduate School in Corporate Entrepreneurship. She is also a certified Executive Leadership Coach from the Hudson Institute, a Korn-Ferry Interpreter, and Birkman Certified. She enjoys spending time with her husband, two adult daughters, and Malinois/Greyhound mix, traveling, Pilates, reading, volleyball, sailing, running, and cycling.

As Colgate-Palmolive’s Chief Sustainability Officer Ann leads Colgate’s Global Sustainability strategy and key initiatives, integrating a strong technical foundation across people, performance and planet into commercial strategic purpose. Ann holds a BA degree in Applied Science, a BS degree in Mechanical Engineering, and a Master’s of Engineering degree in Manufacturing Systems. Most recently Ann has completed a Certificate of Sustainability from the University of Cambridge Institute for Sustainability Leadership. Currently she is on the Boards of the UNGC Network USA and FLOW Beverages.

Olivia Jefferson serves as Vice President of Social Impact at Best Buy where she is responsible for developing, executing and enhancing Best Buy’s Social Impact strategy to align company objectives and the external environment. In this role, Olivia also serves as the Executive Director for the Best Buy Foundation, leading giving and ensuring sound governance and fiscal responsibility for the Foundation’s multimillion dollar annual grants programs and employee engagement.

Prior to Best Buy, Olivia was the Vice President of Philanthropic Programs at UnitedHealth Group, leading their largest philanthropic commitment – $100M to diversify the healthcare workforce by providing 10,000 scholarships to underrepresented future and current health professionals. While at UnitedHealth Group, Olivia also led the strategic oversight and execution of the Empowering Health local partnerships and grant program focused on expanding access to care and addressing social determinants of health for people who are uninsured and underserved along with the UnitedHealthcare Children’s Foundation, and employee volunteerism programs. Olivia is driven by the possibility of creating a more equitable society.

April 1, 2023, Dirk Voeste, PhD,  joined Volkswagen Group as its Chief Sustainability Officer. In this function he together with his team is responsible for the development and implementation for the Groups sustainability strategy regenerate+, all ESG-related topics as well as stakeholder relationship.

As a graduated Ph.D. in biology from University Bonn in Germany and M.Phil. from the Cranfield Institute of Technology in England he held various positions in the field of space science, biotechnology, breeding, crop protection and sustainability. For example, as a Vice President Dirk has taken the lead of BASFs corporate sustainability strategy and as a Senior Vice President he was responsible for of regulatory, public affairs and sustainability for BASFs Agriculture Solution Division.

Allyson Anderson Book is the Chief Sustainability Officer at Baker Hughes (NASDAQ: BKR), an energy technology company that provides solutions for energy and industrial customers worldwide.

In this role she oversees Baker Hughes’ net-zero strategy by driving sustainable operations, supporting commercial energy transition solutions for customers, and ensuring market creation of these solutions via stakeholder engagement and policy development.

Before joining Baker Hughes, Allyson served as the executive director of the American Geosciences Institute, and has held several academic, policy and senior government positions, including working for the U.S. Senate Energy and Natural Resources Committee, and serving as the associate director of strategic engagement of the Bureau of Safety and Environmental Enforcement (BSEE) at the U.S. Department of the Interior.

Allyson is frequently covered by media and globally recognized for her contribution to energy transition and sustainability.  She was recently honored by Hart Energy as an ‘Agent of Change in Energy’ for its 50th anniversary Hall of Fame series honoring industry pioneers; named “Sustainability Leader of the Year” (energy technology) by C-Suite Insider 2024,  and was the only CSO to be listed among “Top 10 Energy Leaders in the Americas” by Energy Digital. Allyson was also among top 50 powerful women – Power 50 – by National Diversity Council, honored at one of the largest diversity conferences in USA. In addition, she has been recognized by Petroleum Economist among Top 10 Women Leading Energy Transition in Sustainability and by Oil & Gas Investor as among 25 Influential Women in Energy.

Scott Collick leads DuPont’s sustainability strategy, driving the company’s commitment to innovation and sustainable solutions. With over two decades of experience in the chemicals and materials industries, Scott has been instrumental in integrating sustainability into DuPont’s core business practices. Under his leadership, the company has advanced initiatives in sustainable manufacturing, circular economy, and reducing environmental impact across its value chain. Scott’s collaborative approach fosters partnerships that create value for both society and business, reinforcing DuPont’s role as a leader in sustainable development.

Page serves as Chief Compliance and Sustainability Officer for The Hertz Corporation and is responsible for Hertz’s global strategy, program pillars and reporting related to ethics, compliance, environmental sustainability and social impact.

As part of her role, she engages directly with the Audit Committee and the Governance Committee of the Hertz Board of Directors and chairs the Executive Compliance Council, enabling senior management accountability for priority topics and roadmaps within her purview.

Prior to this role, Page spent 14 years with Dell Technologies in leadership roles spanning sustainability, compliance and ethics, preceded by an additional 15 years in sales and consulting, primarily within the ESG space.

Kristen Siemen is a board member and former General Motors Chief Sustainability Officer with deep expertise at the intersection of automotive technology, product development, and sustainability. Her career spans engineering, manufacturing, and large-scale operations, with hands-on leadership across EVs, electrification, ADAS, software-defined vehicles, safety, and energy systems.

Chitkala Kalidas, PhD, is the Senior Vice President and Global Head of Environment, Social & Governance (ESG) at Bayer, and serves as Executive Director of the Bayer Foundation. She leads Bayer’s global ESG strategy, overseeing sustainability, governance, reporting, business insights, and occupational health, plant & process safety. As Executive Director of the Bayer Foundation, she drives initiatives in science education and social innovation, focusing on the intersection of health, food security and climate resilience.

Previously, Dr. Kalidas served as Global Head of Oncology Regulatory Affairs and Oncology Sustainability at Bayer, where she led regulatory strategy and secured global approvals for multiple cancer therapies. She has also spearheaded public-private partnerships across India, Egypt, Ghana, Nigeria, and Ukraine to strengthen health systems and expand access to cancer care.

Dr. Kalidas holds a PhD in Microbiology from Cornell University and operates at the forefront of integrating science, business, and sustainability to accelerate Bayer’s mission of “Health for All, Hunger for None.”

Christopher Davidson is based in Richmond, Virginia, and serves as vice president, Sustainability Engagement for Smurfit Westrock, a global manufacturer of sustainable paper-based packaging solutions. He develops strategy, policies, goals and metrics for the company’s sustainability platform and is accountable for internal and external reporting to measure its progress.

His work with customers and non-governmental organizations (NGOs) around the world focuses on optimizing the impact of sustainability on businesses and communities.

Chris’ experience in the forest products industry spans nearly 30 years. He serves on the board of directors for GreenBlue and the Virginia Chapter of The Nature Conservancy. He is also the co-chair of the Corporate Sustainability & Environment Executive Committee of the Virginia Chamber of Commerce. Chris earned bachelor’s and master’s degrees in forest management and forestry from North Carolina State University and received a doctorate in forestry from Virginia Tech.

A trailblazer in corporate sustainability, Nina is the Vice President, Head of Corporate ESG Strategy and Reporting at Nasdaq who has acquired over 30 years of experience in financial and sustainability strategy and communications.

Previously, she guided a certified Women’s Business Enterprise that gave communication services and financial and sustainability reporting to a range of global organisations for over two decades- Eisenman Associates.

During her current role at Nasdaq, Nina connects with key stakeholders on business-critical sustainability issues, leads the development and implementation of milestones, metrics and data-driven ESG goals, whilst also looking after the annual sustainability reporting process. She structures the company’s climate action plan and corporate sustainability agenda effectively, through using her extensive financial and sustainability expertise.

Nina holds an MS in Sustainability Management from Columbia University and a BA in Astronomy from Barnard College. In addition to this, she is also a board member of the North Salem Open Land Foundation, which aims to help protect ecosystems and natural spaces around North Salem.

Katy Galle is Ocean Spray’s Senior Vice President of Research & Development and Sustainability. In this role, she cultivates cutting-edge new products to fill the innovation pipeline for Ocean Spray. She also leads our strategic sustainability initiatives, as well as our work in Consumer Affairs. Galle is also instrumental in further strengthening Ocean Spray’s industry leadership role and unleashing the power of research and development coupled with food safety and quality assurance.

She comes to Ocean Spray from Dunkin’ Brands, most recently serving as VP of culinary innovation, for both Dunkin’ and Baskin Robbins teams, where she led her team to create a three-year innovation pipeline aligned with Dunkin’s aggressive growth platforms across the portfolio.

Galle is a twenty-year veteran of PepsiCo, where she developed an extensive background in beverage innovation and commercialization and launched many new products globally.  She has held prior product development and basic research roles at Seagram’s and Kraft Foods.  She has also served on the board of governors for the Flavor Extract Manufacturers Association.

Jamie Glydon serves as Director of Package Engineering, Corporate Sustainability and RDS Operations at Ocean Spray, where he leads a diverse team focused on packaging innovation, microbiology, analytical sciences, and sustainability. In this role, Jamie drives strategic initiatives that support Ocean Spray’s commitment to delivering high-quality, safe, and innovative packages and products.

Jamie has more than 25 years of experience in food and beverage packaging and R&D, with a career that includes key roles at Kraft, Cadbury, and Campbell Soup Company. His background spans packaging development, commercialization, and sustainability.

Kyle Santos is the Global Sustainability Director at Terumo Blood and Cell Technologies, where he leads the company’s sustainability strategy, driving measurable impact across operations, value chains, and stakeholder engagement. With a focus on integrating sustainability into core business performance and ensuring global compliance, he is known for translating complex environmental and social challenges into actionable strategies that deliver both business value and positive societal outcomes.

Previously, Kyle served in various internal and client facing sustainability roles are PwC in the US and the UK. With 20 years of international experience, he brings deep expertise in strategy, implementation, and performance management across a wide range of sustainability topics.

Lyndsay Harris-Kyei leads Global Impact & Sustainability at ServiceNow, where she oversees the company’s enterprise sustainability strategy including decarbonization, corporate sustainability reporting, and social impact.

In this role, she is responsible for embedding sustainability into ServiceNow’s core business by advancing operational efficiency, strengthening resilience, and ensuring transparency and accountability across the company’s environmental and governance commitments. Her work aligns sustainability with business performance, customer expectations, and evolving regulatory requirements.

Lyndsay also leads ServiceNow’s approach to social impact, extending the company’s sustainability strategy beyond its operations to the broader systems in which it operates. This includes focusing on ensuring that all people have access to the AI economy.

Her approach is grounded in a clear principle: sustainability and impact are not separate efforts, but connected drivers of long-term value. By linking internal operational leadership with external engagement, she ensures ServiceNow’s commitments are measurable, credible, and scalable.

Under her leadership, ServiceNow has set ambitious goals, including reaching one billion people through its technology and impact initiatives, while scaling global programs focused on sustainable infrastructure and digital futures for young people.

Prior to ServiceNow, Lyndsay built and led the corporate responsibility strategy at Medidata Solutions, where she launched the company’s first global impact report and developed an award-winning skills-based volunteering program. She previously worked in the Chairman’s Office at IAC.

She holds a master’s degree in international affairs from The New School and is based in New York.

Jennifer oversees all aspects of RioCan’s corporate legal strategy and related execution, governance, ESG, Board, and related Committee matters. As a member of RioCan’s senior management team, Jennifer participates in formulating the strategy for the organization. She also oversees and directs the Legal, ESG, Insurance, and Lease Administration departments.

Jennifer is RioCan’s first-ever General Counsel, having joined the company in 2017 after serving as a corporate/securities lawyer focused within the healthcare sector. Jennifer puts her deep experience and passion to work in order to provide counsel and strategic guidance that helps propel RioCan toward its vision.

In addition to her work at RioCan, Jennifer is also a member of the Board of Directors of the Hospital for SickKids Foundation, Vice-Chair the Nominating & Governance and a member of the Compensation & Compensation/Resource Management Committees. In 2022, Jennifer was Valedictorian and completed her ICD.d certificate in the Director Education Program at the Rotman School of Management, University of Toronto. In 2023, she received her Competent Boards ESG Certification (GCB.D) from Competent Boards.

Prior to joining RioCan, Jennifer began her legal career at Blake, Cassels & Graydon LLP and Goodmans LLP. She was also the inaugural Head of Legal & Compliance at Alcon Canada Inc., a Novartis company, where she acted as Corporate Secretary & Director, Head of Human Resources; Head of Communications and Chief Privacy Officer. Jennifer has also worked in a Legal capacity for Johnson & Johnson as well as Valeant Pharmaceuticals International.

Called to the Bar in 2003, Jennifer achieved her Law degree from the University of Windsor and holds a Bachelor of Science degree from the University of Toronto. She has received many awards including being appointed to the Order of Ontario in 2025, General Counsel of the Year in 2025, being named Top 25 Most Influential Lawyers in Canada in 2024, the Lexpert 2021 Female Trailblazer Excellence Award, the 2020 Chambers Diversity & Inclusion North America Award and the 2019 Canadian General Counsel ESG Award for Excellence.

Francis Perrin is Chief Brand & Sustainability Officer at Rehlko, a global energy resilience platform providing integrated power solutions for mission-critical infrastructure worldwide. He leads the company’s global brand, communications, marketing, digital experience, public affairs, and sustainability strategy, helping position Rehlko at the forefront of the AI, electrification, and energy resilience megatrends reshaping the global economy.

Francis also oversees Rehlko’s sustainability agenda, driving enterprise programs and stakeholder engagement focused on resilience, responsible growth, and long-term value creation. He is passionate about linking sustainability, innovation, and business performance to create meaningful impact for customers, communities, and future generations.

Before joining Rehlko, Francis held senior leadership roles with Kohler Energy, Ste. Michelle Wine Estates, Pernod Ricard, Bel Brands, L’Oréal, and Procter & Gamble. He is a graduate of HEC Montréal and Columbia University and he is a founding board member of the Midwest Sustainability Network.

Jennifer Aspen Mason is the CSO and EVP Safety & Sustainability for J.M. Huber, a family owned portfolio of businesses which include food ingredients, building materials, forestry management and engineered materials.  She joined Huber in 2018 as Senior Vice-President of Global Innovation for the specialty chemicals and food ingredients company CP Kelco.   Previously, she spent six years with Mars, Inc in several roles including Technology and Science Strategy Officer, and Vice-President of Research and Development for the Mars Petcare business.  Prior to her time at Mars, Jennifer held leadership positions in a number of Unilever’s food businesses at the global, regional and local level.

Jennifer serves on the board of Finlay’s, the Advisory Board for Batory Foods, and the National Board of the Commanderie de Bordeaux.

She graduated from Lawrence University in 1990 with a B.A. in Psychology/Neuroscience.  She also has a Ph.D. in Behavioral Pharmacology from The University of Chicago, and has completed business courses at Henley Management College in the UK and Northwestern’s Kellogg School of Business.   She holds the BCSP’s Certified Safety Professional accreditation.

Jennifer currently resides in Atlanta, GA. She is an avid runner and cyclist, and enjoys learning about wine (and drinking it) in her spare time.

As Estes’ Vice President of Sustainability, Culture, and Communications, Sara Graf is responsible for brand, marketing, internal and external communications, public relations, reputation management, creative services, sustainability, and corporate philanthropy. Collaborating with the company’s primary business areas, she helps lead, inspire, develop, and implement strategies and programs that advance Estes’ sustainability goals, strengthen its culture, and elevate its brand and reputation.

In the sustainability realm, Sara spearheaded Estes’ inaugural carbon footprint reporting and annual sustainability report. She also played a pivotal role in establishing standardized shipment-level emissions reporting in the U.S. LTL industry through a partnership with SMC³ and currently serves as advisory board chair for the Virginia Tech Transportation Institute Dock2Door coalition.

Sara also oversees the company’s crisis communications, investor communications, recruitment marketing, employee and customer listening programs, and corporate chaplain program. She reports directly to President and Chief Operating Officer Webb Estes and works closely with him on a variety of strategic initiatives and special projects.

Through Sara’s leadership and vision, Estes has transformed the ways it stays connected to its teammates in the digital age, including key employee engagement initiatives such as a mobile communication app and intranet, companywide digital signage displays, podcasts, and a revamped careers website. Her work has helped grow the company’s family-inspired culture, celebrate its employees, reinforce the importance of great work, lead Estes through pivotal change, and strengthen the employer brand and reputation.

Before joining Estes in 2016, Sara held communications and marketing positions in the health care, real estate, and engineering/construction industries. Sara is a graduate of California State University, Fresno, where she majored in English with a concentration in Communications.