Michelle Koyonjo

Accounting Professional (CPA Part 4) with 3 years of experience driving financial accuracy, compliance, and strategic performance in fast-paced environments. Recently served as Management Accountant & Accounts Payable Executive (dual role) since January 2026, demonstrating ability to manage end-to-end financial operations, cross-functional collaboration, and integrated operations across departments. Demonstrated strength in internal auditing, including design and monitoring of internal controls, risk assessment, fraud detection, and operational compliance reviews.

Expertise in full-cycle accounting, financial reporting, margin analysis, fixed assets management, and statutory compliance. Proficient in QuickBooks, Oracle NetSuite, Sage, and Advanced Excel. Brings additional experience from investment banking internship at KCB.

Career note: Experience gained in corporate environments; now seeking to apply strong financial controls, vendor management, cross-functional liaison, and audit discipline within the finance industry.

Management Accountant & Accounts Payable Executive (Dual Role) - HSC Systems Limited - Nairobi, Kenya

(2026-01 - 2026-06)

• Prepare monthly management packs (P&L, balance sheet, cash flow, departmental performance). Conduct variance analysis against budget and prior year. Develop rolling forecasts, improving prediction accuracy by 30%.
• Manage AP for 200+ vendors, processing 300+ invoices monthly at 99.8% accuracy. Implement strategic vendor payment schedule optimizing cash flow and capturing early payment discounts – directly transferable to NGO partner disbursement and sub-award management.
• Conduct vendor due diligence, ensure statutory deductions correctly applied. Enforce 3-way matching before payment approval. Maintain audit-ready AP documentation.
• Act as liaison between finance and other teams to ensure smooth implementation of activities, proactively resolving financial bottlenecks, ensuring clear communication of financial processes, deadlines, and expectations to all stakeholders.
• Redesigned procure-to-pay cycle with 3-way matching automation, reducing invoice processing time from 14 to 4 days. Conduct internal audit reviews over cash disbursements, payroll, and inventory valuation. Developed internal audit checklist and quarterly testing schedule.
• Partner with sales and marketing to analyse customer profitability and product margin trends. Provide financial modelling for capital investments. Mentor 2 junior accountants. Act as Oracle NetSuite super-user.

Management Accountant - HSC Systems Limited - Nairobi, Kenya

(2024-11 - 2025-12)

• Conducted deep-dive variance analysis against budget, forecast, and prior year, identifying drivers behind a 15% cost overrun and implementing corrective controls.
• Developed forward-looking financial models and rolling forecasts, improving quarterly prediction accuracy by 30%.
• Led annual budgeting across business units. Implemented zero-based budgeting for discretionary spending, achieving 22% reduction in non-essential expenditures.
• Designed and maintained dynamic budget tracking dashboard providing real-time expenditure visibility.
• Maintained fixed asset register, computed monthly depreciation, and conducted quarterly physical verification.
• Redesigned procure-to-pay cycle with 3-way matching automation, reducing invoice processing time from 14 to 4 days.
• Spearheaded digital transformation of month-end close process, cutting reporting timeline while enhancing accuracy.
• Mentored 2 junior accountants. Acted as Oracle NetSuite super-user.

Accounts Assistant - HSC Systems Limited - Nairobi, Kenya

(2023-10 - 2024-10)

• Managed full AP cycle for 200+ vendors, processing 300+ invoices monthly at 99.8% accuracy. Implemented strategic vendor payment schedule optimizing cash flow and capturing early payment discounts. Reduced average Days Sales Outstanding from 45 to 32 days.
• Managed all corporate tax compliance (monthly PAYE for 80+ employees, quarterly VAT, annual income tax, NSSF/NHIF), achieving zero penalties over 12 consecutive months. Served as primary KRA liaison during routine tax audits.
• Processed complex payroll for 85 employees with flawless accuracy. Administered pension scheme contributions, medical insurance premiums, and staff loan programs.
• Performed monthly reconciliations (KES, EUR, USD bank accounts, creditors, debtors, intercompany), resolving discrepancies within 48 hours. Maintained fixed asset register for 500+ items.
• Redesigned employee expense claim process via digital workflow, cutting reimbursement time from 3 weeks to 5 days. Collaborated with procurement to implement PO compliance system, increasing PO-invoice matching from 65% to 95%.

Intern – Investment Banking Division - KCB Bank - Nairobi, Kenya

(2023-07 - 2023-09)

• Assisted in building DCF and comparable company analysis models for 3 mid-cap client mandates.
• Participated in due diligence exercises for 2 live transactions, including review of financial statements and legal documents.
• Conducted sector research on banking, telecommunications, and manufacturing industries.
• Contributed to pitch books and teaser documents. Organized virtual data rooms for ongoing transactions.

Certified Public Accountant (CPA) - Accounting - KASNEB (2024-08)

Bachelor of Commerce - Finance - Kenyatta University (2019 - 2023)

Certificate - Data Analysis & Accounting Software Packages (2023-01 - 2023-03)