Monica Castillo
Round Rock
Summary
Controller and Office Manager with over 15 years of experience in financial reporting and office operations in the automotive sector. Expertise in ensuring financial data accuracy and streamlining accounting processes. Achievements include a 40% reduction in month-end closing time and successful audits across multiple locations. Proficient in GAAP compliance, advanced Microsoft Excel, and staff development to enhance organizational performance.
Overview
20
20
years of professional experience
Work History
Controller
Nyle Maxwell Supercenter
Austin
07.2024 - 09.2025
- Managed comprehensive financial reporting, including preparation of monthly, quarterly, and annual statements.
- Implemented and maintained internal controls to ensure accuracy of financial data.
- Oversaw accounts payable and receivable functions, ensuring timely processing of invoices and collections.
- Conducted regular audits to identify risks or discrepancies in financial records.
- Supervised a team of accountants handling day-to-day finance operations and reconciliations.
- Streamlined month-end closing procedures, reducing duration from five days to three days.
- Traveled to various dealerships to assist office managers with inquiries or issues.
Office Manager
Nyle Maxwell Supercenter
Austin
04.2010 - 07.2024
- Managed daily office operations, including appointment scheduling and meeting coordination.
- Trained new employees on company policies and proper use of office tools.
- Led administrative staff to achieve departmental goals through effective task delegation.
- Mentored junior staff, providing guidance on best practices and development opportunities.
- Achieved flawless audit results with manufacturer, enhancing compliance standards.
- Assisted in OCCC audits to ensure accurate reporting and adherence to regulations.
Staff Accountant
Nyle Maxwell Supercenter
Austin
05.2005 - 04.2010
- Processed dealer trades to ensure accurate inventory management.
- Managed billing operations for wholesale transactions efficiently.
- Handled aftermarket accessory cancellations to maintain process integrity.
- Compiled sales pay sheets to track and report financial performance.
- Generated reserve statements for effective resource allocation.
- Posted funding transactions to update financial records promptly.
Education
Bachelor's Degree - Business Administration
University of Phoenix
Online Campus05-2006
Skills
- Leadership skills
- CDK expertise
- Microsoft Excel proficiency
- Microsoft Office applications
- GAAP knowledge
- Accounting principles
Languages
English
Professional
Spanish
Limited
References
References available upon request.
Timeline
Controller
Nyle Maxwell Supercenter
07.2024 - 09.2025
Office Manager
Nyle Maxwell Supercenter
04.2010 - 07.2024
Staff Accountant
Nyle Maxwell Supercenter
05.2005 - 04.2010
Bachelor's Degree - Business Administration
University of Phoenix
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