Fabian Guzman Leiva

Senior Collector Analyst / Finance Operations Lead

Brenntag

Dec 2024 - Current (1 year 7 months)

• Lead a team of 5 finance professionals managing regional accounts receivable portfolios. • Drive KPI accountability and structured performance tracking aligned with cash flow objectives. • Partner with sales and finance stakeholders to mitigate risk exposure and resolve escalations. • Reduced aging exposure from 60% to a sustainable 15–20%, significantly strengthening working capital health. • Stabilized DSO through data-driven prioritization and proactive risk management. • Enhanced reporting visibility using SAP and Oracle analytics tools. • Oversaw end-to-end AR processes including credit evaluation, dispute resolution, and recovery strategies. • Supported process optimization initiatives to improve operational efficiency.

Senior Collector Specialist

Western Union

Apr 2023 - Dec 2024 (1 year 9 months)

• Managed outstanding online transaction balances. • Conducted QA for proof-of-payment documentation to improve dispute win rates. • Ensured compliance with bank dispute resolution timelines. • Dispute Resolution Management • Compliance & Regulatory Adherence • Analytical Problem Solving

C

Senior Collector Analyst

CMA CGM CEVA Logistics

Oct 2022 - Apr 2023 (7 months)

• Analyzed and collected outstanding freight service invoices. • Led knowledge transfer from India to Costa Rica operations. • Trained new employee waves across multiple teams. • Employee Training & Onboarding • Cross-Functional Collaboration • Accounts Receivable Analysis

U

Senior Collector Agent

United Collections Bureau

Jun 2016 - Oct 2022 (6 years 5 months)

• Collected outstanding medical receivables in a high-volume environment. • Processed payments, resolved disputes, and negotiated payment arrangements. • Maintained strong customer relationship management while ensuring compliance. • Medical Collections Management • Compliance & Data Privacy Standards • Processed and applied different collection strategies to get the most amount collected.

Fabian Guzman Leiva

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