Nikki Castiglione
Senior Staff Accountant
ALPINE,CA
Summary
Results-driven Senior Staff Accountant with extensive experience in bank reconciliation, financial statement preparation, and month-end closing. Proven ability to streamline financial processes, enhance organizational efficiency, and ensure accuracy in reporting.
Overview
21
21
years of professional experience
Work History
Senior Staff Accountant
Arthur J. Gallagher
08.2012 - 05.2026
- Oversee month-end close processes for commercial and specialty lines, ensuring timely and accurate financial reporting to corporate.
- Analyze trial balance export from AIM system and compile month-end journal entry for JDE system.
- Monthly reconciliation of multiple bank accounts in Great Plains and AIM systems, research and resolve discrepancies.
- Prepared and sent out monthly bordereau reports to various carriers. Set up and managed processes for monthly carrier premium payments, ensuring consistency.
- Reviewed accounts receivable reports for aged and credit balances. Prepared return requests for credit adjustments. Escalated aged balances for collection to improve cash flow.
- Conducted thorough reconciliation of balance sheet accounts, effectively addressing discrepancies. Provided complete supporting documentation to Trintech system for evaluation.
- Calculate and prepare wires to corporate for excess cash.
- Acted as point of contact for accounting inquiries, fostering strong carrier relations. Collaborated internally to address inquiries and streamline communication processes.
- additional responsibilities as delegated.
Staff Accountant
Align General Insurance Agency
07.2005 - 08.2012
- Managed monthly financial close processes, ensuring timely and accurate reporting.
- Maintained general ledger accuracy through regular account reconciliations, journal entry adjustments, and transaction reviews.
- Managed incoming payments within IMS system and finalized bank deposit preparations.
- Collected and arranged financial information and entered details into Great Plains financial management system.
- Reviewed accounts receivable for return premiums to ensure accuracy. Prepared and printed return premium checks efficiently.
- Analyzed income statement to identify discrepancies and incomplete accruals.
- Prepared financial statements for Controller review.
- Reconciliation of multiple bank accounts in Great Plains, research and resolve any discrepancies.
Education
Bachelor of Science - Accounting
University of Phoenix
San Diego, CA06.2006
Skills
- Month-end close
- Report preparation
- Financial statement review
- Accounts receivable
- Accounts payable
- General ledger maintenance
- Bank reconciliation
- Organizational skills
Timeline
Senior Staff Accountant
Arthur J. Gallagher
08.2012 - 05.2026
Staff Accountant
Align General Insurance Agency
07.2005 - 08.2012
Bachelor of Science - Accounting
University of Phoenix