Arielle Valentin
Summary
Results-driven finance professional with 10+ years of experience in full-cycle accounts receivable, billing operations, and financial reporting. Proven ability to reduce aging receivables, streamline AR workflows, and drive revenue integrity in SaaS and biotech environments. Skilled in audit support, month-end close, and cross-functional collaboration. Proficient in NetSuite, Xero, and QuickBooks, with a hands-on, systems-focused approach to process improvement.
Overview
10
10
years of professional experience
4047
4047
years of post-secondary education
Work history
Senior Finance & Revenue Analyst
Mixing Networks Limited
02.2025 - Current
- Own and manage end-to-end billing processes, including contract review, invoice generation, and revenue scheduling.
- Ensure accurate revenue recognition in compliance with IFRS 15 and internal financial controls.
- Develop and maintain revenue forecasting models and dashboards for MRR, ARR, and deferred revenue.
- Support monthly and quarterly close activities, including journal entries, revenue accruals, and account reconciliations.
Accounts Receivable Analyst
ZAGENO
09.2021 - 02.2025
- Oversaw full-cycle AR operations, including invoicing, collections, payment application, and dispute resolution for SaaS and biotech contracts.
- Managed billing for new and renewing SaaS accounts, ensuring accurate revenue recognition aligned with ASC 606.
- Collaborated cross-functionally with Sales, Legal, and Supplier Success teams to reconcile billing discrepancies and update contract terms.
- Supported monthly close by preparing journal entries, reconciliations, and AR aging analysis.
- Provided documentation and analysis for quarterly and year-end audits.
Accounts Receivable Assistant
American Installations
02.2015 - 10.2020
- Managed over $200,000 in monthly invoicing and collections across residential and commercial accounts.
- Reviewed contracts for billing accuracy and corrected discrepancies prior to execution.
- Increased on-time payments to 95%+ through revised client outreach workflows.
- Created SOPs for AR documentation and dispute resolution, enhancing team productivity and tracking.
Education
Master of Business Administration -
Ravensbourne University London
London, United KingdomBachelor of Business Administration - International Finance & Accounting
Paris School of Business
Paris, FranceSkills
Accounts Receivable Ops
Financial Close & Reporting
Revenue Recognition
ERP Systems (NetSuite, Xero)
Audit Support & Compliance
Cross-Functional Collaboration
Timeline
Senior Finance & Revenue Analyst
Mixing Networks Limited
02.2025 - Current
Accounts Receivable Analyst
ZAGENO
09.2021 - 02.2025
Accounts Receivable Assistant
American Installations
02.2015 - 10.2020
Master of Business Administration -
Ravensbourne University London
Bachelor of Business Administration - International Finance & Accounting
Paris School of Business
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