Dyonne Butler
Greater London
Summary
Accomplished legal professional with extensive expertise in senior legal support and counsel, governance, and board administration. Demonstrates proficiency in diary management across time zones for multiple senior stakeholders, ensuring seamless coordination and communication. Skilled in handling confidential matters and regulation, contract proofreading, and managing invoicing alongside legal budget oversight. Proven track record of improving legal processes and effectively managing both internal and external stakeholders. Proficient in Microsoft Office, Concur, PeopleSoft, and Fusion, with a strong focus on discretion handling and board meeting preparation.
Overview
9
9
years of professional experience
Work history
Executive Assistant to Chief Transformation Officer & Director of Commercial Change (Temp Contract)
Allianz UK
2025.04 - 2026.06
- Proactively manage complex calendars and scheduling for multiple executives, ensuring effective time management and prioritisation of meetings and appointments.
- Collaborate with Executive Committee Personal Assistants to coordinate logistics and ensure seamless diary management for executives during board meetings.
- Responsible for compiling board documents and slide decks, ensuring all materials are accurate and submitted within deadlines.
- Managing confidential data and sensitive matters, ensuring strict adherence to privacy and security protocols.
- Established good working relationships with finance team to coordinate & facilitate invoice approvals, utilising strong organisational and communication skills to support daily operations, including correspondence and document preparation.
- Managed meetings by booking meeting rooms and coordinating logistics, ensuring all necessary resources are readily available for successful execution.
- Proactive in arranging comprehensive travel itineraries, including flights, hotel accommodations, and local transportation, with a particular focus on travel to Germany.
- Act as primary point of contact between executives and internal/external stakeholders, fostering effective communication and collaboration.
- Assist in various projects and initiatives as directed by executives and Leadership Team members, providing administrative support and ensuring adherence to deadlines.
Executive Assistant to General Counsel & Deputy General Counsel
HSBC Bank (Headquarters)
2024.04 - 2024.09
- Managed and prioritised multiple executive's calendars, ensuring efficient scheduling of appointments and meetings.
- Planned and coordinated board meetings, town halls, and global team offsites, overseeing logistics, venue arrangements, and preparation of materials.
- Documented and tracked action points from team meetings, facilitating timely follow-up and completion of tasks.
- Processed invoices for payments, ensuring accuracy and timely approval in coordination with finance department.
- Collaborated with other executive assistants to streamline processes and enhance cross-departmental support.
- Facilitated onboarding process for new employees, including preparation of welcome materials and organisation of training sessions.
- Legal team support with diary management and scheduling, effectively coordinating communications across multiple time zones.
- Organised and scheduled regular 1:1 meetings for General Counsel (GC) and Deputy General Counsel (DGC) with Direct Reports.
- Organisational chart maintenance monthly, ensuring accurate representation of team structure.
- Updated and managed distribution lists for effective team communication.
- Arranged comprehensive travel itineraries for team members, including flights, accommodations, and transportation, in compliance with corporate travel policies.
- Assisted with budget tracking and expense reporting for team activities and events.
- Provided administrative support for special projects, including research, documentation, and progress tracking.
- Acted as liaison between executive stakeholders (internal & external), promoting effective communication and collaboration.
- Organised team building activities, training sessions, and events to foster team cohesion and professional development.
Senior Executive Assistant
BNY Mellon
2022.03 - 2024.04
- Supported General Counsel, Chief Economist and Head of UK Intermediary Distribution across Legal and Investment Management divisions.
- Provided senior executive support to General Counsel, Chief Economist and senior leadership teams.
- Managed complex international diaries across multiple time zones.
- Coordinated board meetings, leadership meetings, town halls and governance activities, including agenda preparation, board packs and minute-taking.
- Produced and proofread legal documentation including contracts, agreements, presentations and reports.
- Managed domestic and international travel, expenses and logistics for senior executives.
- Supported outside counsel management, legal billing processes, budget monitoring and invoice approvals.
- Acted as key liaison between legal, business and operational stakeholders.
- Maintained strict confidentiality when handling sensitive legal, regulatory and commercial matters.
- Raised purchase orders, processed invoices and supported financial reporting requirements.
- Managed records, distribution lists, management information reports and document repositories.
- Contract Assignments
Executive Assistant to General Counsel/ Legal Coordinator
GSM Association (Global Client Group)
2017.04 - 2020.07
- Diary management for General Counsel by mitigating meeting clashes, adding meeting buffers to ensure appointments are attended on time including using different time zones.
- Proactively managed International Travel Management for GC & Team, and planning of visas through liaising with travel team ahead of time to ensure reduced costs of travel tickets.
- Tracking and reconciling GC's travel expenses carefully identifying were duplications occurred and using currency conversion for receipts and submitting within deadline.
- Coordinating our team meetings by creating agendas, taking minutes and Action Points, delegating chairs and working with individuals to ensure action points are met by target dates.
- Personal & professional errands for GC.
- Processing PO's & Invoices using Concur, working closely with our Finance Business Partner to ensure invoices are paid on time, keeping accurate records to assist with year-end accruals.
- Planning and overseeing projects and events including leadership board meetings and GC & Security networking events during global Mobile World Conferences.
- Logistical planning of legal team away days and offsite meetings working with HR to organise external meeting rooms making sure rooms are facilitated to accommodate for work-shop activities.
- Proactively supported additional projects such as testing and reviewing newly implemented Hub system brought in to benefit the organisation by eliminating manual work and to deliver legal and finance efficiencies.
- Communicated and liaised with other EA's to coordinate logistics of C-level leaders, including but not limited to travel itineraries and international appointments for Leadership Team.
- Supporting with leadership group board meetings by implementing new candidate forms to ensure efficient and on time submissions to Nominations committee and managing board meetings attendance records.
- Adhoc administrative duties which included recording and monitoring team absences, document management such as commercial contracts including NDA's and other legal documents.
Education
Diploma - Legal Secretarial ILEX
Lambeth College
BTEC Level 2 Certificate -
Music And Entertainment At Urban Voice
London7 GCSE'S -
La Retraite High School Clapham
Level 3 Certificate in Counselling Studies - Counselling And Psychotherapy
Counselling & Psychotherapy Central Awarding Body
LondonSkills
- Senior legal support and counsel
- Governance and board administration
- Intensive Diary management across time zones for multiple senior stakeholders
- Confidential matter handling and regulation
- Contract and agreement proofreading
- Invoicing and legal budget management
- Improvement of legal processes
- Management of internal and external stakeholders
- Proficient in Microsoft Office, Concur, PeopleSoft, Fusion
- Discretion handling
- Board meeting preparation
Earlier Career Experience
HW Business Law LLP - PA to Business Partner (2015–2016)
Harding Mitchell Solicitors - Legal Secretary / Office Manager (2011–2015)
AP Law Solicitors - Legal Secretary (2010)
Built foundational experience in legal administration, document management, billing, client liaison, diary management and law firm operations.
Timeline
Executive Assistant to Chief Transformation Officer & Director of Commercial Change (Temp Contract)
Allianz UK
2025.04 - 2026.06
Executive Assistant to General Counsel & Deputy General Counsel
HSBC Bank (Headquarters)
2024.04 - 2024.09
Senior Executive Assistant
BNY Mellon
2022.03 - 2024.04
Executive Assistant to General Counsel/ Legal Coordinator
GSM Association (Global Client Group)
2017.04 - 2020.07
Diploma - Legal Secretarial ILEX
Lambeth College
BTEC Level 2 Certificate -
Music And Entertainment At Urban Voice
7 GCSE'S -
La Retraite High School Clapham
Level 3 Certificate in Counselling Studies - Counselling And Psychotherapy
Counselling & Psychotherapy Central Awarding Body