John Poulli Email and Phone Number
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Adaptable, reliable, and versatile Finance and Data specialist with over 15 years' experience working for Global Telecoms companies, including the largest in the UK. Proven expertise in Billing & Settlements Accounting, Excel and Power BI, Data Analysis, and Commercial acumen. Managed multi-billion-pound accounts and projects. An advanced user in Excel, able to manipulate and manage large data sets, with a proven track record and qualities to enhance and automate operational and systemic processes. Committed to contributing positively to organisational objectives, embracing challenges in dynamic environments, and continuously enhancing professional skills
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FounderXsl Excel Solutions London Apr 2024 - PresentLondon Area, United KingdomDelivering bespoke automated solutions in Excel and Power BI to enhance business efficiencies and streamline processes.Our mission is to automate and simplify complex workflows, provide actionable insights, and support data-driven decision-making through bespoke reporting and analysis tools.We specialise in building tailored dashboards and reporting frameworks that empower businesses to operate smarter and achieve measurable results. -
Senior Finance Billings & Settlement Accountant (Interconnect Manager)Ee Ltd (Part Of The Bt Group) Sep 2015 - PresentLondon, United Kingdom• Accountable for all EE Interconnect Revenues & Costs (approx £3bn per year) across all brands (EE, T-Mobile, Orange, BT MVNO) and to ensure the complete, accurate and timely billing, settlement and accounting of Interconnect records.• Managing and leading a team of finance professionals to ensure all Interconnect Revenue & Cost accounting and payment authorisations are made in an accurate and timely manner.• Stakeholder Management, mainly 3rd Party Operators, Carrier Services… Show more • Accountable for all EE Interconnect Revenues & Costs (approx £3bn per year) across all brands (EE, T-Mobile, Orange, BT MVNO) and to ensure the complete, accurate and timely billing, settlement and accounting of Interconnect records.• Managing and leading a team of finance professionals to ensure all Interconnect Revenue & Cost accounting and payment authorisations are made in an accurate and timely manner.• Stakeholder Management, mainly 3rd Party Operators, Carrier Services, Financial Management, Commercial Finance, IT/Technical Teams, Networks, Revenue Assurance.• Designed, Implemented and Manage a weekly Cash Flow Forecast for EE to assist in managing and fully utilising the companies Cash.• Designed and Implemented a Budget Forecasting Model.• Monthly Flash Forecasting and Final reporting on all EE Revenues and Costs.• Responsible for the complete review and posting of all Journals in SAP to ensure accounts are fully updated in an accurate and timely manner to meet business requirements.• Complete review and sign-off of Cost invoice reconciliations against internal Billing systems. Entails detailed investigations into variances above tolerable thresholds requiring a 'deep dive' approach into CDR's and tiered record analysis.• Managing the general Interconnect relationships between EE and other operators.• Managing and reviewing controls around IBS/Intec to ensure the integrity of data to ensure an accurate Billing System.• Evaluation of data and proposing recommendations to senior management.• Implemented numerous automation and process improvements in Excel using advanced formulas/lookups and pivots, dramatically reducing deliverable time, increasing accuracy and efficiency. Show less -
Senior Finance Consultant Wholesale Billings & Settlement AccountantEverything Everywhere Orange & T Mobile Aug 2013 - Aug 2015London, England, United Kingdom• Accountable for T-Mobile and Orange (Everything Everywhere) Interconnect Revenues & Costs (approx £2bn per year), ensuring the complete, accurate and timely billing, settlement and accounting of all Interconnect records.• Managing an offshore resource to ensure all Interconnect Revenue & Cost accounting and payment authorisations are made in an accurate and timely manner.• Stakeholder Management, mainly 3rd Party Operators, Carrier Services, Financial Management, Commercial Finance… Show more • Accountable for T-Mobile and Orange (Everything Everywhere) Interconnect Revenues & Costs (approx £2bn per year), ensuring the complete, accurate and timely billing, settlement and accounting of all Interconnect records.• Managing an offshore resource to ensure all Interconnect Revenue & Cost accounting and payment authorisations are made in an accurate and timely manner.• Stakeholder Management, mainly 3rd Party Operators, Carrier Services, Financial Management, Commercial Finance, IT/Technical Teams, Networks, Revenue Assurance.• Designed, implemented and managed a weekly Cash Flow Forecast for T-Mobile and Orange to assist in fully utilising the companies Cash.• Designed and implemented a Budget Forecasting Model.• Monthly Flash Forecasting and Final reporting on all T-Mobile and Orange Revenues and Costs.• Responsible for the complete review and posting of all Journals in SAP to ensure accounts are fully updated in an accurate and timely manner to meet business requirements.• Complete review and sign-off of Cost invoice reconciliations against internal Billing systems. Entails detailed investigations into variances above tolerable thresholds requiring a 'deep dive' approach into CDR's and tiered record analysis, managing and manipulating a large data set.• Managing the general Interconnect relationships between T-Mobile, Orange and other operators.• Managing and reviewing controls around the Interconnect Billing System (IBS/Intec) to ensure the integrity of data.• Evaluation of data and proposing recommendations to senior management.• Implemented numerous automation and process improvements in Excel using advanced formulas/lookups and pivots, dramatically reducing deliverable time, increasing accuracy and efficiency. Show less -
Senior Wholesale Billings & Settlement AccountantT-Mobile Jun 2010 - Jul 2013London, England, United Kingdom• Accountable for T-Mobile Interconnect Revenues & Costs (approx £2bn per year), ensuring the complete, accurate and timely billing, settlement and accounting of all Interconnect records.• Managing an offshore resource to ensure all Interconnect Revenue & Cost accounting and payment authorisations are made in an accurate and timely manner.• Stakeholder Management, mainly 3rd Party Operators, Carrier Services, Financial Management, Commercial Finance, IT/Technical Teams, Networks… Show more • Accountable for T-Mobile Interconnect Revenues & Costs (approx £2bn per year), ensuring the complete, accurate and timely billing, settlement and accounting of all Interconnect records.• Managing an offshore resource to ensure all Interconnect Revenue & Cost accounting and payment authorisations are made in an accurate and timely manner.• Stakeholder Management, mainly 3rd Party Operators, Carrier Services, Financial Management, Commercial Finance, IT/Technical Teams, Networks, Revenue Assurance.• Designed, implemented and managed a weekly Cash Flow Forecast for T-Mobile to assist in fully utilising the companies Cash.• Designed and implemented a Budget Forecasting Model.• Monthly Flash Forecasting and Final reporting on all T-Mobile Revenues and Costs.• Responsible for the complete review and posting of all Journals in SAP to ensure accounts are fully updated in an accurate and timely manner to meet business requirements.• Complete review and sign-off of Cost invoice reconciliations against internal Billing systems. Entails detailed investigations into variances above tolerable thresholds requiring a 'deep dive' approach into CDR's and tiered record analysis, managing and manipulating a large data set.• Managing the general Interconnect relationships between T-Mobile and other operators.• Managing and reviewing controls around the Interconnect Billing System (IBS/Intec) to ensure the integrity of data.• Evaluation of data and proposing recommendations to senior management.• Implemented numerous automation and process improvements in Excel using advanced formulas/lookups and pivots, dramatically reducing deliverable time, increasing accuracy and efficiency. Show less -
Senior Finance Commissions ConsultantT-Mobile Sep 2009 - May 2010London, United Kingdom• Overlooked and actively managed the timely, accurate and complete delivery of Master Data changes into the Commissions systems for T-Mobile UK delivering effective management of business requirement prioritisation against delivery capacity. • Managed the Master Data Delivery process governance across T-Mobile as change control gatekeeper.• Provided leadership and applied resource and demand planning to a direct report.• Translation of commercial requirements in to technical… Show more • Overlooked and actively managed the timely, accurate and complete delivery of Master Data changes into the Commissions systems for T-Mobile UK delivering effective management of business requirement prioritisation against delivery capacity. • Managed the Master Data Delivery process governance across T-Mobile as change control gatekeeper.• Provided leadership and applied resource and demand planning to a direct report.• Translation of commercial requirements in to technical designs providing the interface between the business and IT stakeholders.• Monitored and reported on the timely and accurate change delivery activities. Developed and was accountable for KPI’s and SLA’s to the key stakeholders in the business.• Drove quality and improvement initiatives internally to the Master Data process and externally throughout the wider T-Mobile stakeholder areas.• Worked with the Commission Quality Consultant to minimise Commission system errors improving the integrity of the solution.• Implemented numerous templates using SAP and Excel (Macro/VBA implementation)• Implemented a whole new process for Commissions in Master Data, and completely designed and documented the Master Data role for a new SAP based Commissions system ICM. Show less -
International Roaming AnalystT-Mobile Jan 2009 - Aug 2009London, United Kingdom• Working alongside the Roaming Senior Consultant to ensure the complete, accurate and timely billing, settlement and accounting of TMUK roaming records.• To assure all Roaming and IW revenue and cost invoices in an accurate and timely manner. (Revenue & Cost Accruals/Invoice reports)• Responsible for maintaining accurate Debtor and Creditor Ledgers minimising losses to the business. (Write-Off Analysis, Credit Note Applications)• To assure Roaming and IW settlements are processed… Show more • Working alongside the Roaming Senior Consultant to ensure the complete, accurate and timely billing, settlement and accounting of TMUK roaming records.• To assure all Roaming and IW revenue and cost invoices in an accurate and timely manner. (Revenue & Cost Accruals/Invoice reports)• Responsible for maintaining accurate Debtor and Creditor Ledgers minimising losses to the business. (Write-Off Analysis, Credit Note Applications)• To assure Roaming and IW settlements are processed by the Financial Clearing House in an accurate and timely manner. (Final Net, Weekly Transfer Table Payments)• To prepare and assure Roaming General Ledger journal postings and supporting documentation in an accurate and timely manner. (Journal Uplifting into SAP)• To manage, maintain and develop relationships with 3rd party vendors, including Financial and Data Clearing Houses. (Roaming Inbox, Queries)• Assisting in the preparation of Roaming Revenue and Cost Accruals on a monthly basis ensuring accurate forecasts and postings to the General Ledger are undertaken. (Flash Journals, TAP reports, Extrapolation)• To prepare and assure balance sheet reconciliations for all necessary Roaming accounts in SAP in an accurate and timely manner, including a detailed Cashbook Reconciliation. (Balance Sheets, Cashbook Reconciliations)• Facilitate & Drive Business Change and Improvement, involving producing highly detailed process documentation for all processes undertaken.• Implemented numerous automation and process improvements in Excel using advanced formulas/lookups and pivots, dramatically reducing deliverable time, increasing accuracy and efficiency. Show less -
Assistant Commercial ManagerBakkavor 2003 - 2008London, United Kingdom -
FounderXsl Excel Solutions London Jan 2000 - Jan 2001London, England, United KingdomProviding bespoke Excel solutions to suit any business need.
John Poulli Skills
John Poulli Education Details
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Software Engineering -
Southgate School
Frequently Asked Questions about John Poulli
What company does John Poulli work for?
John Poulli works for Xsl Excel Solutions London
What is John Poulli's role at the current company?
John Poulli's current role is Founder & Data Solutions Specialist.
What is John Poulli's email address?
John Poulli's email address is jp****@****ail.com
What schools did John Poulli attend?
John Poulli attended University Of Westminster, Southgate School.
What skills is John Poulli known for?
John Poulli has skills like Telecommunications, Forecasting, Business Analysis, Analysis, Process Improvement, Sap, Accounting, Finance, Team Management, Stakeholder Management, Microsoft Excel, Excel Macro's.
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