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Mark Ojji

Mark Ojji

Revenue Controller with solid experience gained working in international law firms

Talent
London, Greater LondonMember since September 15, 2025
Stakeholder engagement and partner relationship managementExcellent negotiatorMonitoring WIP Working CapitalLegal billing/EbillingCredit Management – Full working circleBespoke ReportingFinancial analysis – Designing and creating new reportsExpert CollectionRevenue managementOracle/SAPPower BiElite 3ESageAderant System
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Stakeholder engagement and partner relationship managementExcellent negotiatorMonitoring WIP Working CapitalLegal billing/EbillingCredit Management – Full working circle

About

Revenue Controller with solid experience gained working in international law firms. Proven track record of driving accurate revenue recognition, streamlining billing operations, and delivering process automation in fast-paced, high-value environments. Extensive experience in credit management, revenue, billing reconciliation and finance transformation initiatives.

Known for building trusted relationships with senior stakeholders/partners, resolving complex billing issues and delivering measurable business impact. Current contract completes on 17th June, so immediately available.

Experience

Credit Management / Senior Revenue Controller (FTC) at Fox Williams LLP (2025-11 – 2026-06)

  • Oversee the full debt recovery process, ensuring proactive and timely collection of outstanding balances.
  • Recommend and implement improvements to processes and systems including driving major culture change.
  • Designed & built new reports from Power Bi and created new category codes.
  • Reduced aged WIP by 20% within six months through proactive Partner engagement, regular WIP reviews, and targeted billing strategies.
  • Co-ordinate with cashiers to ensure compliance with Solicitors' Accounts Rules.
  • Successfully recovered over £1.5m in outstanding debt through strategic debtor management and close collaboration with Partners and clients.
  • Consistently exceeded monthly collection targets while maintaining positive client relationships and minimising write-offs.
  • Improved lock-up performance across the Corporate and Real Estate practice groups, accelerating the conversion of WIP to billed revenue and supporting monthly cash flow targets.
  • Provide monthly WIP updates against WIP set target for the Corporate and real estate practise group using Power Bi.
  • Writing off WIP and transfer of WIP to various matters and reassigning Partners file name following meeting.
  • Regular meeting with Practise group head to review budget set for assigned practise group – Elite 3E & Excel.
  • Reduced debtor days by 15%, improving working capital and strengthening overall cash collection performance.
  • Introduced enhanced WIP monitoring and reporting through Power BI, providing greater visibility of revenue risks and improving decision-making by senior stakeholders.

Client Revenue Analyst (FTC) at Baker & McKenzie LLP (2025-04 – 2025-08)

  • Improved billing accuracy and revenue reconciliation processes, reducing invoice queries and speeding up revenue recognition.
  • Supported the delivery of finance transformation initiatives that streamlined billing workflows and enhanced reporting efficiency across multiple practice groups.
  • Partnered with Finance Transformation teams to automate billing solutions and standardise inputs across practice areas.
  • Provided bespoke quarterly financial reports, supporting debt recovery and resolving complex client billing queries.
  • Strengthened cross-functional collaboration by maintaining up-to-date partnerships register and ensuring seamless revenue recognition.

Revenue Controller (Maternity Cover) at Bristow's LLP (2024-09 – 2025-04)

  • Managed WIP meetings and full-cycle of billing & E-Billing.
  • Monitoring LEDES Invoices processing and uploading invoices via E-billing platform (Legal Tracker & Serengeti).
  • Responsible for matter set-up maintenance and monitoring all invoice rejections.
  • Managing 90% of the billing processes start to finish with assigned billing partners weekly/Monthly.
  • Responsible for processing all prebill revisions, including edit, transfer, and write-off of time via Aderant.
  • Reduced aged WIP by 15% through proactive regular WIP meetings with matter partners.
  • Ensures timely submission of invoices and adherence to internal deadlines.
  • Identifies and rectifies errors in submitted invoices, providing necessary corrections with minimal guidance from senior team members.
  • Uploading invoices to E-Billing platform and processing billing amendments to facilitate successful invoice submission and payment.
  • Managing all incoming enquiry pertaining to E-Billing for my assigned practise area (Real Estate & Corporate).

Revenue Controller (Full Time) at Stephenson Harwood LLP (2021-11 – 2024-09)

  • Directed monthly revenue meetings and partner engagements to resolve billing discrepancies and ensure precise revenue forecasting.
  • Implemented new Aderant workstreams and forecasting tools, enhancing visibility of revenue streams and improving reporting efficiency.
  • Acted as a key liaison for tax and audit teams, ensuring compliance with financial regulations.
  • Processing all month-end Billing and write off and transfers using Aderant.
  • Reduced lock-up by 18% through effective WIP management, billing discipline, and targeted collection activities.
  • Processed all invoices at month-end to support to billing team.

Revenue Controller (Full Time) at Taylor Wessing LLP (2016-04 – 2021-10)

  • Managed all WIP management meeting weekly, disbursement control, and end-to-end revenue recognition, driving continuous improvement in billing accuracy.
  • Oversaw complex, multi-practice revenue operations, including IP, Media, Private Equity, Real Estate, and Corporate Finance.
  • Produced timely accrual and proforma billing reports for HOD (Head of department).
  • Processed all prebilling revision; all edits, all time transfers and time write down; and currency amendment using Aderant.
  • Managed WIP portfolios exceeding £10m, driving reductions in aged WIP and improving billing turnaround times across multiple practice areas.
  • Process all invoice billing at month-end using Aderant system.

Credit Controller (FTC) at Mishcon de Reya LLP (2015-02 – 2016-03)

  • Managed high-value credit control ledgers (£3–10m+), reducing aged debt over 60 days through targeted collection strategies.
  • Delivered reconciliations and maintained precise account records while mentoring junior credit controllers.

Education

Certificate in Credit Management & Business Law – London Metropolitan University (2006)

Certificate in Business Studies – Hackney College, London

G.C.S.E – Federal Government College Wukari, Nigeria

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