Gareth Trotter
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Gareth Trotter Email & Phone Number

Management Accountant at Dyaco UK Ltd
Location: Milton Keynes, England, United Kingdom 9 work roles 1 school
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✓ Verified Jun 2026 3 data sources Profile completeness 86%

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Current company
Role
Management Accountant
Location
Milton Keynes, England, United Kingdom
Company size

Who is Gareth Trotter? Overview

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Quick answer

Gareth Trotter is listed as Management Accountant at Dyaco UK Ltd, a company with 9 employees, based in Milton Keynes, England, United Kingdom. AeroLeads shows a matched LinkedIn profile for Gareth Trotter.

Gareth Trotter previously worked as Finance Transformation Manager at Openreach and Finance Planning & Systems Manager at Openreach. Gareth Trotter holds Bsc, Physics With Space Science from Ucl.

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Email format at Dyaco UK Ltd

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Dyaco UK Ltd

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Profile bio

About Gareth Trotter

With over 20 years of experience in Finance rooted in Hyperion and SAP system solutions, alongside advanced Excel (including Visual Basic). I am passionate in delivering impactful & innovative reporting solutions anchored in quality data analytics.

Current workplace

Gareth Trotter's current company

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Dyaco UK Ltd
Dyaco Uk Ltd
Management Accountant
milton keynes, milton keynes, united kingdom
Website
Employees
9
AeroLeads page
9 roles

Gareth Trotter work experience

A career timeline built from the work history available for this profile.

Management Accountant

Current

Milton Keynes, England, United Kingdom

Apr 2024 - Present

Finance Transformation Manager

London, England, United Kingdom

  • Integral part of the Making Finance Brilliant Project transformation group which implemented Phase II system changes, specifically in the (Ariba) Purchasing space.
  • Delivered; data analytics to identify user groups for engagement, creation and completion of UAT, and successful rollout of training/communication packages to help onboard user base of 5,000+.
  • Designed reporting suite to guide senior leadership on cash flow management, encompassing activities across critical suppliers and key inventory. Produced daily slide deck (using large data set cross referenced to 1m.
  • Streamlined post go-live reporting to focus on KPIs and tighter controls in supplier payment timing and PO control. Positive reception and improvement in on-time payments led to engagement in knowledge sharing and best.
  • Key point of contact for UK Finance and Operational teams to improve onboarding journey. Resolved a huge volume (10k+) of queries across a wide user base (1k+) in 9mths post go-live to ensure experience was as positive.
Mar 2022 - Dec 2023

Finance Planning & Systems Manager

London, England, United Kingdom

  • Fully owned all local standard reports, supported production of multiple areas of senior slideware, and responsible for Hyperion systems; modelling templates, budget submissions, multi-cube reconciliations, year-end.
  • Completely rebuilt reporting used across the business; standardising disparate reporting into a single suite with fully systemised (Hyperion, then later SAP) data quality. Led and implemented all changes, and automated.
  • Led the design and build of a new KPI suite, by co-ordinating inputs across Finance and Operations. Resulting weekly metrics were shared with the CEO to help aid strategic decisions within the business.
  • Overhauled budget journal adjustment process. Rebuilt templates; adding in reconciliation checkpoints and user friendly input methods. Reviewed system methodology around data posting, with outcome of system process.
  • Built Product Profitability excel model from scratch using wide ranging source data (both manual and systemised) across the business to deliver a full functioning solution to help drive business decisions.
  • Key point of contact for Hyperion within the UK. Implemented best practice in reporting, data loading, system design, reorgs, reference data management and year-end procedures.
Jun 2013 - Feb 2022

Finance Systems Analyst (Global Services)

Leavesden, England, United Kingdom

  • Responsible for maintenance and production of BPM Insight reporting packs, and multiple areas of the Hyperion suite.
  • Evolved entire suite of Management Reporting by working with units to generate custom built reporting. Previously generated via manual and disconnected process; consolidated into one set of documents that leveraged.
  • Directly involved with multiple HFM upgrades (9.2->9.3->11), working as the key bridge between finance and system teams.
  • Assisted in all system aspects of every re-org; including re-mapping the entire HFM data cube via extraction and Excel manipulation
  • Automated T&S reporting process (via Excel & VB), reducing production time from a week to a day.
  • Travelled to APAC with a specialist team to provide a week’s intensive Hyperion training to both Hong Kong and Singapore offices.
Jul 2008 - May 2013

Contract Accountant - Banking Sector (Global Servies)

Leavesden, England, United Kingdom

  • Prepared monthly financial and management accounts for assigned contracts, and business partnered senior Contract managers by providing analysis of performance, and collaborated to review and generate regular lifetime.
  • Successfully implemented standard build of working papers across both the Lloyds and A&L contracts.
  • Improved detail available on the Lloyds contract to a position where Control Sheet was fully interlocked with Business Manager forecast. Allowed a release of £2m of Revenue to Gross Margin.
Nov 2006 - Jul 2008

General Ledger Analyst (Global Services)

Leavesden, England, United Kingdom

  • Owned accounting of multiple general ledger lines for the business, ensuring the reconciliation and correct allocation of costs to customers/products.
  • Reduced unassigned overhead balance created due to incorrect coding of invoices from £10m+ to < £500k.
  • Reconciled multiple years of eCashier data, resolving unallocated transactions in excess of £1m.
  • Overhauled reconciliation and data reporting files turning them from tabular spreadsheets into live pivots.
  • Drove efficiency within PO Accruals by completing quarterly closure exercises. Within 6mths 1,300 PO’s had been closed, totalling a value of >£14m.
Feb 2003 - Nov 2006

Area Manager – Financial Planning (Grocery Division)

Hayes, England, United Kingdom

Worked with Finance teams to help derive Budgets and then completed monthly analysis of variance bridging across the (UK) Grocery division.

Feb 2001 - Nov 2002

Deals & Allowances Spend Controller

Stockley Park, England, United Kingdom

Highly analytical role which involved working with multiple sales teams and navigating 3rd party systems to derive appropriate spend controls when leveraging major marketing campaigns.

May 1999 - Feb 2001

Graduate Trainee Manager

London, England, United Kingdom

Recruited out of University into graduate trainee position, quickly transitioning from factory floor to head office in to analyst role.

Aug 1998 - May 1999
Team & coworkers

Colleagues at Dyaco UK Ltd

Other employees you can reach at dyaco.co.uk. View company contacts for 9 employees →

1 education record

Gareth Trotter education

  • Ucl
    Ucl
    Physics With Space Science
FAQ

Frequently asked questions about Gareth Trotter

Quick answers generated from the profile data available on this page.

What company does Gareth Trotter work for?

Gareth Trotter works for Dyaco UK Ltd.

What is Gareth Trotter's role at Dyaco UK Ltd?

Gareth Trotter is listed as Management Accountant at Dyaco UK Ltd.

Where is Gareth Trotter based?

Gareth Trotter is based in Milton Keynes, England, United Kingdom while working with Dyaco UK Ltd.

What companies has Gareth Trotter worked for?

Gareth Trotter has worked for Dyaco Uk Ltd, Openreach, Bt Group, and Kraft Heinz.

Who are Gareth Trotter's colleagues at Dyaco UK Ltd?

Gareth Trotter's colleagues at Dyaco UK Ltd include James Denniston, Nik Leeke, Tom Bills, Fah Pornnapat Sittichok, and Beverley Phelan.

How can I contact Gareth Trotter?

You can use AeroLeads to view verified contact signals for Gareth Trotter at Dyaco UK Ltd, including work email, phone, and LinkedIn data when available.

What schools did Gareth Trotter attend?

Gareth Trotter holds Bsc, Physics With Space Science from Ucl.

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