Build, maintain, and enhance Google Sheets-based CS and Professional Services P&L models to forecast headcount investments, bookings, revenue, and margin performance. Lead quarterly business reviews, monthly forecast cycles, and annual planning for CS/Renewals/PS, delivering clear insights on performance versus plan and actionable recommendations for leadership. Partner with Accounting during month-end close to validate accruals, reconcile key variances, and prepare concise variance commentary that explains performance drivers for CS, Renewals, and PS leaders.