Olivia Nelligan

Olivia Nelligan

Global CFO & Chief Strategy Officer | Private Equity CEO | Board Member |MBA | Catalyst for Organizational Transformation | Values Based Leader

Ardent MillsDenver, Colorado, United States

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Experience24+ Years
LevelLeadership

Executive Overview

Executive leader, big systems thinker who exhibits integrity, resilience and is comfortable with ambiguity. Expertise in creating environments that value innovation, collaboration and drive sustainable profitable growth. Passionate about culture, inclusion, diversity and developing top talent. With diversified C-Suite experience, having lived, worked & studied in multiple countries, I offer a unique perspective to Boards in creating stronger companies through teamwork and delivering strategic visions that produce best-in-class results and the highest possible ROI. I’m a truth teller who communicates with candor, confidence and respect, attributes than can be transferred to any business situation. With significant financial, strategic and leadership expertise, I drive execution and business performance. I strive for better every day and help teams navigate through change. ABOUT ME ▪ I’m an influential change agent - I move the needle for the better. ▪ I’m approachable, calm, measured and lead authentically with integrity, strength and compassion. ▪ I’m flexible and can quickly assimilate information, adapt to new markets, Board priorities and business goals. BOARD OF DIRECTORS ROLES ▪ Ardent Mills - Largest Flour Miller in US - Chair of Finance & Risk Committee ▪ Nasco - Private Equity Portfolio CEO & Board Member ▪ Nasco - Non-Executive Board Chair ▪ Northern Star Council (non-profit Scouting Organization) - Board Member ▪ Strategic Advisor to CHS Inc Board Committees - Executive, Governance, Capital and Audit KNOWN FOR ▪ Engaging with people of all cultures and building loyal, trusted business relationships. ▪ Orchestrating positive change by offering new and fresh perspectives. ▪ Encouraging others to feel empowered, create their own success and operate at a higher level. SELECT CAREER ACCOMPLISHMENTS: ▪ Creating a strategic growth framework that drove long-term sustainable, profitable growth for a global multinational organization. ▪ Delivering financial transformation for two global multinational organizations. ▪ Skillfully completing turnaround and digital transformation of a private equity backed company. EXPERTISE • M&A / Global Business Development / Strategic Planning / International / Sustainability • Financial Management / Treasury / Private Equity / EPM • Operating Model / Organizational Development / Go-to-Market / Talent Development • Turnarounds / Change Management / Operational Excellence / Process Improvement

Career Timeline

Professional employment history
  • Oct 2025–Present· 11 mos
    • Member, Board of DirectorsCurrent
      Oct 2025–Present
  • Oct 2023–Present· 2 yrs 11 mos
    • Member, Board of DirectorsCurrent
      Oct 2023–Present
  • CHS Inc.Current
    2020–Present· 6 yrs 8 mos
    • Executive Vice President, Chief Financial Officer and Chief Strategy OfficerCurrent
      2020–Present
  • Mar 2022–Oct 2025· 3 yrs 7 mos
    • Member, Board of Directors
      Mar 2022–Oct 2025
  • Jun 2019–Dec 2020· 1 yr 6 mos
    • Chief Executive Officer and Founder
      Jun 2019–Dec 2020
  • Oct 2017–Jun 2019· 1 yr 8 mos
    • Non-Executive Chairperson
      Apr 2019–Jun 2019
    • Chief Executive Officer
      Oct 2017–Mar 2019
  • Feb 2017–Sep 2017· 7 mos
    • CFO - Nasco Holding Co.
      Feb 2017–Sep 2017
  • 2011–Apr 2016· 5 yrs 3 mos
    • Global Chief Financial & Strategic Planning Officer
      Oct 2013–Apr 2016
    • Chief Financial Officer (CFO) - Americas
      Feb 2012–Sep 2013
    • Vice President, Corporate Finance - Americas Region
      Sep 2011–2012
    • Director of Commercial Projects
      2011–Sep 2011
  • Jun 2002–Aug 2010· 8 yrs 2 mos
    • Director of Treasury & Financial Control
      Jun 2008–Aug 2010
    • Treasury, Insurance & Risk Manager
      2006–May 2008
    • Manager, Tax
      Jun 2002–Dec 2005
  • Oct 2001–Apr 2002· 6 mos
    • Project Accountant
      Oct 2001–Apr 2002

Education

Master of Business Administration - MBA

General Management

Wisconsin School of Business

AITI

Taxation

Irish Tax Institute

FCA

Accountancy

Chartered Accountants Ireland

Higher Diploma in Business & Financial Information Systems

Information Technology

University College Cork

Bachelor of Civil Law

Law

University College Cork

Executive Relationship Map

Reports To
Olivia Nelligan
Vice Chair & President
Chief Financial Officer
Chief Technology Officer
Chief Operating Officer

Executive Network Preview

BizKonnect has mapped this leadership network including reporting hierarchies, peer connections, and cross-functional relationships.

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Skills & Expertise

20 of 20 skills
Change ManagementProject ManagementCost AccountingFinancial RiskFinancial AnalysisRisk ManagementCorporate FinanceTreasuryBusiness Process ImprovementMergers & AcquisitionsFinanceStrategyStrategic PlanningFinancial AuditsBusiness StrategyFinancial ReportingInternal ControlsInvestmentsTaxForecasting