Lisa L. Postelwait

Lisa L. Postelwait

Interim Corporate Controller, Marshall Health Network @Warbird Healthcare Advisors

Oklahoma City, OK, US
MOBILE NUMBERS
+15•••••••27

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WORK HISTORY

Jul 2025 — Present

Interim Corporate Controller, Marshall Health Network @Warbird Healthcare Advisors

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This is a newly created role with responsibility for preparing accurate financial statements, maintaining the integrity of the general ledger, leading the financial close process, collaborating on cash management, supervising and developing the finance and accounting team, developing and monitoring internal controls, coordinating audits, ensuring regulatory compliance, developing accounting policies, overseeing accounts payable and payroll, managing fixed asset accounting, maintaining financial systems, and supporting financial planning and analysis.

EDUCATION

N/A

University of Louisiana at Lafayette

Master of Business Administration - MBA

N/A

Abilene Christian University

Bachelor of Business Administration (BBA), Accounting and Computer Science

SKILLS

Healthcare ManagementKey Performance IndicatorsForecastingTeam ManagementDecision SupportFinancial AnalysisFinancial ReportingStrategic Financial PlanningData AnalysisVariance AnalysisCost AccountingBudgets

ABOUT LISA L. POSTELWAIT

As a seasoned financial executive with over two decades of progressive leadership experience, I have consistently demonstrated my ability to drive operational and capital strategies, budgeting, forecasting, and financial management. My expertise extends beyond traditional financial responsibilities to encompass the development of high-performing teams and the enhancement of financial acumen across all levels of an organization. I am particularly adept at conducting comprehensive financial analyses, evaluating performance metrics, and delivering actionable insights to senior management to support and advance key organizational initiatives.One of my notable accomplishments includes spearheading the turnaround of a Workday implementation across 10 hospitals. Through meticulous planning and execution, I streamlined operations, resulting in improved efficiency and effectiveness across the board. Additionally, I revolutionized budgeting processes by implementing a cutting-edge financial planning tool, automating data collection to enhance accuracy and efficiency, ultimately driving better decision-making.In another instance, I played a pivotal role in steering the centralization of finance operations, facilitating a seamless transition that improved coordination companywide. This initiative not only optimized resource allocation but also enhanced operational efficiency and effectiveness.Furthermore, I successfully facilitated the merger of two healthcare systems, overseeing the unification of financial structures and processes. By aligning disparate systems and workflows, I contributed to enhanced organizational efficiency and synergy, ultimately driving greater value for stakeholders.

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