Sivan Vexelbaum

Senior Finance Executive with 18+ years of experience building and scaling finance and controllership functions within high-growth SaaS, cybersecurity, and international technology organisations. Proven track record designing scalable finance operations, strengthening governance frameworks, and leading finance transformation initiatives in fast-paced, rapidly expanding environments. Extensive expertise across multi-entity global controllership, ERP implementation and optimisation, SOX/internal controls, audit leadership, financial reporting, SaaS revenue operations, and international expansion.

Successfully supported organisations through significant scale milestones, including growth from ~$300M to ~$1.4B ARR and expansion across 28+ countries. Experienced leading finance operations through complex M&A transactions, global scaling initiatives, and operational transformation programs while partnering closely with executive leadership on financial strategy, business performance, process optimisation, and organisational growth. Hands-on finance leader recognised for combining strategic leadership with operational execution in lean, high-performance scaleup environments.

Senior Director, Finance, EMEA - CyberArk Software UK (Palo Alto Networks since Feb 2026)

(2025-01)

• Lead and scale international finance operations and controllership functions across 28+ countries, covering controllership, tax, audit, and commercial finance
• Own regional financial integrity, ensuring accurate, audit-ready reporting under US GAAP, IFRS and Local GAAP across complex multi-entity structures
• Play a key leadership role during major M&A transactions (CyberArk–Venafi $1.5B; Palo Alto Networks–CyberArk $25B), leading financial due diligence, integration planning, and post-deal controllership stabilisation
• Strengthen scalable SOX and internal control frameworks across multiple jurisdictions, improving governance and reducing risk exposure
• Lead finance systems optimisation and scalable controllership initiatives, improving financial visibility, reporting efficiency, and operational scalability
• Support continued scaling of finance operations during rapid organisational growth, helping standardise processes and improve operational readiness
• Operate within a high-growth cybersecurity environment supporting international expansion, integration activities, and organisational scale
• Partner closely with executive leadership and cross-functional teams to support strategic planning and business decision-making

Director of Finance, EMEA - CyberArk Software UK

(2023-01 - 2024-12)

• Partnered with Sales Leadership to support revenue growth, deal structuring, KPI performance, and strategic commercial decision-making
• Reviewed and approved complex sales transactions, ensuring compliance with revenue recognition policies (ASC 606)
• Led establishment of new legal entities across EMEA, managing cross-functional coordination in 28 countries
• Delivered actionable financial insights, KPI analysis, and operational reporting to support data-driven decision-making in a fast-scaling SaaS environment
• Supported finance process optimisation initiatives to improve operational efficiency and reporting consistency across international operations

EMEA Finance Controller - CyberArk Software UK

(2018-01 - 2022-12)

• Owned end-to-end controllership across EMEA entities, including general ledger, intercompany, consolidation, and statutory reporting
• Delivered accurate and timely monthly, quarterly, and annual close processes across multiple jurisdictions
• Managed external audits across all entities, consistently achieving clean audit outcomes
• Led cash flow forecasting and liquidity planning, providing visibility to senior leadership with visibility into financial risk and operational performance
• Implemented and enhanced SOX controls, improving governance and financial discipline
• Partnered with FP&A and commercial teams to analyse performance drivers and improve financial planning accuracy
• Owned annual budgeting and forecasting processes across EMEA, partnering with FP&A and business leaders to ensure alignment with strategic and operational objectives

Group Financial Controller - Art Trading Services Ltd.

(2016-01 - 2018-12)

• Prepared consolidated and standalone financial statements in accordance with IFRS
• Produced monthly management reports, including revenue analysis, budget vs. actuals, and receivables ageing
• Managed external audits and coordinated with international stakeholders
• Oversaw revenue processes, invoicing, and VAT compliance, and financial controls
• Led ERP implementation and finance process transformation initiatives, improving reporting accuracy, operational scalability, and month-end close efficiency
• Coordinated global payroll data with external service providers

Manager, Audit Department - Hauser, Nativ, Vexelbaum & Co. (audit firm)

(2015-01 - 2016-12)

• Engaged in audit of a governmental company in accordance with IFRS, including SOX audit
• Engaged in audit of private companies in accordance with Israeli GAAP
• Prepared tax reports for firm clients
• Involved in preparing opinions to be used in legal proceedings

Assistant Controller - Cellcom Ltd. (publicly traded tele-communication company)

(2011-01 - 2015-12)

• Maintained records of revenue recognition, accounts receivable and other receivables, including bad debts, in accordance with IFRS
• Prepared and presented monthly reports to heads of divisions and the CFO with regard to the collection of accounts receivable
• Prepared monthly data reports for the parent company
• Responsible for consolidating a subsidiary in the company's financial statements and providing ongoing assistance in its accounting issues and preparing its tax report
• Assisted in the compilation of the company's financial statements
• Prepared royalties reports to the Ministry of Communications
• Awarded excelling employee 2 years in a row

Senior Associate, Audit Department – Hi-Tech - Ernst & Young Israel (audit firm)

(2007-01 - 2011-12)

• Performed audit of international listed and private Hi-Tech companies which report in accordance with US GAAP and Israeli GAAP
• Participated in IPO and M&A-related financial workstreams
• Prepared tax reports for listed and private companies
• Performed audit of royalties reports to the Chief Scientist
• Performed audit of internal control over financial reporting (SOX)

Master of Business Administration (MBA) - Financial Management - Tel Aviv University (2011-01)

Bachelor of Arts - Management, Economics & Accounting - Bar-Ilan University (2009-01)