Summary
Work History
Education
Skills
Websites
Timeline
Generic

LESLIE GILSON

Boca Raton

Summary

Accounts Payable leader with 10+ years of experience managing high-volume invoice processing and procure-to-pay workflows across NetSuite (approval workflows) and AvidXchange. Processes 4,000+ invoices monthly while strengthening internal controls and preventing $3M in overpayments through audit-level review. Known for improving payment turnaround by 50%, driving GAAP compliance, and partnering cross-functionally to enhance AP operations within multi-million-dollar organizations.

Work History

Accounts Payable Lead

Catapult Learning
New York
2023 - 2025
  • Served as the sole off-site AP lead for the NY territory, managing high-volume invoice processing (4,000+ invoices monthly), vendor onboarding, and NetSuite approval workflows within the procure-to-pay process; partnered with Corporate Finance leadership to drive invoice review, coding, approval routing (including ad hoc), and exception resolution.
  • Ensured GAAP compliance, audit readiness, and accurate cost center allocation by coordinating payment execution with finance partners, enforcing segregation of duties and strong internal controls while independently managing vendor relationships.
  • Conducted audit-level reviews of invoices, contracts, and GL entries, preventing $3M in potential overpayments.
  • Built executive dashboards in Power BI, Smartsheet, and Excel to track $12M in delayed vendor payments, enabling leadership to prioritize payments during government funding disruptions.
  • Owned vendor onboarding and compliance documentation (W-9s, COIs, contracts) while collaborating with Finance, Legal, HR, and Compliance teams to resolve escalations and improve workflows.
  • Prepared monthly accrual journal entries and supported financial reporting deliverables for executive leadership.

Operations Manager

KometaBio, Inc.
Cresskill
2022 - 2023
  • Oversaw operational and financial workflows including AP, AR, vendor management, and budget monitoring using QuickBooks.
  • Managed Accounts Payable and Accounts Receivable including invoice processing, vendor payment coordination, and client billing.
  • Reduced shipping/logistics costs by 19% and improved on-time shipments to 95%.
  • Developed Excel dashboards tracking operational KPIs and vendor performance.
  • Maintained vendor and customer records including invoices, contracts, and compliance documentation supporting accurate AP/AR processing and reporting.

Program Coordinator

PIEA, LLC
Woodcliff Lake
2019 - 2022
  • Managed administrative and financial workflows supporting tutoring programs and client billing.
  • Managed AP/AR workflows and QuickBooks coordination.
  • Resolved billing discrepancies and maintained financial records for accurate reporting.
  • Assisted in streamlining billing and approval workflows.

Retail Manager / Buyer

The Canteen
Westwood
2012 - 2019
  • Managed operations for a $3M retail location, overseeing purchasing, vendor relationships, inventory management, and staff supervision.
  • Supervised 12 staff members and improved profitability by 25% through vendor optimization.
  • Managed vendor purchasing and inventory planning to control operational costs.

Production Manager

Happy Kids
New York
1995 - 2005
  • Managed production operations for a $50M children’s apparel division, coordinating vendor contracts, production schedules, and budgets.
  • Oversaw vendor relationships and contract compliance, ensuring timely production and delivery.
  • Maintained production budgets, monitored costs, and improved operational efficiency through process improvements.
  • Negotiated with suppliers and vendors to optimize cost and quality, supporting overall profitability.
  • Collaborated with cross-functional teams to resolve production bottlenecks and maintain quality standards.

Education

Graduate Coursework toward MBA - Accounting Concentration

Pace University
New York, NY

Bachelor of Arts - Psychology

Boston University
Boston, MA

Skills

  • High-Volume Invoice Processing
  • 3-Way Matching
  • Invoice Coding
  • Procure-to-Pay
  • Accruals
  • GAAP Compliance
  • Audit Preparation
  • Vendor Management & Onboarding
  • Workflow Optimization
  • Cross-Functional Collaboration
  • Excel Dashboards
  • Power BI
  • Smartsheet
  • NetSuite
  • AvidXchange
  • QuickBooks

Websites

Timeline

Accounts Payable Lead

Catapult Learning
2023 - 2025

Operations Manager

KometaBio, Inc.
2022 - 2023

Program Coordinator

PIEA, LLC
2019 - 2022

Retail Manager / Buyer

The Canteen
2012 - 2019

Production Manager

Happy Kids
1995 - 2005

Graduate Coursework toward MBA - Accounting Concentration

Pace University

Bachelor of Arts - Psychology

Boston University

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LESLIE GILSON