John Harrill
Head of Finance at Win Aviation | Greater Chicago Area
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As the Head of Finance at Win Aviation, John Harrill plays a pivotal role in steering the financial strategy and operational efficiency of the company, which specializes in refurbishing, maintaining, and operating a fleet of 25 tailgate jumper aircraft for lease with pilot services. With a strong foundation in financial modeling, financial planning and analysis (FP&A), and internal controls, John leverages his expertise to enhance the organization’s financial health and operational performance. His hands-on approach to finance is complemented by a keen ability to utilize data analytics, enabling him to provide actionable insights that drive strategic decision-making at all levels of the organization.
One of John's key achievements has been leading the transition from quarterly to monthly financial closings, a significant change that has improved the timeliness and accuracy of financial reporting. By establishing and documenting robust procedures, he has ensured that the finance team operates with efficiency and transparency. Additionally, he has upgraded financial reporting mechanisms by creating a sophisticated data system that analyzes accounting information from QuickBooks, facilitating better financial oversight and strategic planning.
John is also committed to fostering a culture of continuous improvement within his team. He has implemented automation processes that not only streamline operations but also strengthen internal controls, thereby mitigating risks associated with financial operations. His proficiency in tools such as SQL and SAP, combined with his knowledge of US GAAP and zero-based budgeting, positions him as a trusted partner in driving Win Aviation’s financial success. As a commercially minded finance executive, John Harrill exemplifies the blend of operational acumen and strategic foresight necessary to navigate the complexities of the aviation industry.
Head of Finance at Win Aviation in September 2020 to Present
City Treasurer at City of St. Charles, Illinois in May 2021 to Present
Chief Financial Officer at MEDLOG USA in May 2025 to Present
Vice President of Finance at LSC Communications in May 2021 to May 2025
Director SAP S/4HANA Implementation, Global Procurement at Hapag-Lloyd AG in February 2020 to May 2020
Director Of Operations (Head of Divisional Operations), Area North-East at Hapag-Lloyd AG in March 2017 to February 2020
Director of Finance and Business Administration (Divisional CFO), Area North-East at Hapag-Lloyd AG in April 2009 to February 2017
Director of Finance and Business Administration, Area Midwest at Hapag-Lloyd AG in January 2006 to April 2009
Director of Finance, Area Midwest at Hapag-Lloyd AG in January 2000 to December 2005
Controller, Area Midwest at Hapag-Lloyd AG in April 1997 to December 1999
Operations/Finance Coordinator, District Pacific Northwest at Hapag-Lloyd AG in April 1995 to March 1997
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FP&A
Leadership Development
Working Capital Management
Managerial Finance
Financial Analysis
Forecasting
Internal Controls
Supply Chain Management
Variance Analysis
Business Process Management
Transportation
International Logistics
Human Resources
Data Modeling
US GAAP
Change Management
Procurement
IT Management
Project Management
Strategy
Cash Management
Financial Reporting
Cost Accounting
Internal Audit
Business Transformation
Quality Management
Facilities Management
Business Analytics
Recruiting
Accounting
Generally Accepted Accounting Principles (GAAP)
Logistics Management
Acquisition Integration
Financial Operations
Financial Modeling
Strategic Planning
Finance
Microsoft SQL Server
SQL
SAP
Management
Financial & Operational Modeling
CPA
CMA
Financial Strategy
Zero-based Budgeting
Software Requirements
Dashboard Metrics
Business Ethics
C#
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What is John Harrill email address?
Email John Harrill at [email protected]. This email is the most updated John Harrill email found in 2026.
What is John Harrill phone number?
John Harrill phone number is +16307531703.
How to contact John Harrill?
To contact John Harrill send an email to [email protected]. If you want to call John Harrill try calling on +16307531703.
What company does John Harrill work for?
John Harrill works for Win Aviation
What is John Harrill's role at Win Aviation?
John Harrill is Head of Finance
What industry does John Harrill work in?
John Harrill works in the Printing Services industry.
John Harrill Email Addresses
John Harrill Phone Numbers
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