(361) 555-0136 ◇ Corpus Christi, TX
marisela.quintanilla@example.com ◇ linkedin.com/in/marisela-quintanilla ◇ mariselaquintanilla.com
Accounts receivable professional with 7 years managing a ledger of 1,800 customer accounts and $68M in annual billing for an industrial services company. Cut days sales outstanding from 54 to 37 across 3 years, brought balances over 90 days down from 11% to 3% of the ledger, and applies about 900 payments a week with a 99.7% first-time match rate.
Coursework in Financial Accounting, Business Systems, Commercial Law, and Managerial Finance.
Covers credit assessment, collections law, dispute handling, and cash application practice.
- Manage a ledger of 1,800 customer accounts and $68M in annual billing for 4 service divisions.
- Cut days sales outstanding from 54 to 37 across 3 years and reduced balances over 90 days from 11% to 3%.
- Apply about 900 payments a week with a 99.7% first-time match rate.
- Handled collections on 900 accounts with about $22M in annual billing.
- Resolved 140 billing disputes a year, with 86% closed within 10 business days.
- Reduced unapplied cash from $410,000 to $30,000 across 18 months by fixing remittance handling.
- Issued about 2,400 invoices a month across 3 product lines with a 99.4% accuracy rate.
- Processed 60 credit memos a week and reconciled them to the original invoices.
- Built the invoice checklist that cut customer billing queries by 38% within 2 quarters.
Days Sales Outstanding Reduction. Took days sales outstanding from 54 to 37 by calling on invoices at day 25 rather than day 45, and by tracing the 40 slowest payers to 3 recurring invoice errors on the company side.
Unapplied Cash Cleanup. Reduced unapplied cash from $410,000 to $30,000 by standardising remittance formats with the 60 customers who paid by lump sum, so payments could be matched without a phone call.
Over 90 Day Balances. Brought balances past 90 days from 11% to 3% of the ledger by escalating on a fixed schedule and putting 22 accounts on credit hold, which in most cases produced payment within a week.
- Serve as treasurer of a neighbourhood association managing a $60,000 annual budget.
- Volunteer tax preparation assistant for a free filing programme, about 40 returns a season.
- Member of a regional credit professionals association, attending roughly 8 meetings a year.
- Train 3 new receivables staff a year on cash application and the collections schedule.
- Built the invoice checklist and remittance standard now used across 4 divisions.
- Represent receivables in monthly reviews with 4 divisional sales managers.

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