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Accounting
Reliable financial support, management information, budgets and forecasts to keep your business on track.
Herefordshire business supportClear numbers.
Clear numbers.
Better decisions.
Friendly, practical accounting, bookkeeping and business intelligence support for local companies — giving you more clarity, control and time to grow.
What we do
Practical support, shaped around your business
From keeping the books in order to turning your data into useful insight, we provide the hands-on help local businesses need.
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Bookkeeping
Accurate, timely bookkeeping and day-to-day finance support, giving you confidence in your numbers.
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Business Consultancy
Practical advice for start-ups, business planning, financial modelling, processes and sustainable growth.
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Power BI Dashboards
Bespoke dashboards that turn complex information into clear, visual insights you can act on.
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Software Setup
Independent help choosing, setting up and improving accounting and business software.
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Ongoing Support
A personal, responsive service that can work alongside you and your team as your needs develop.
Who we support
Experience across many types of business
Start-upsSmall and medium-sized businessesManufacturingProfessional servicesConstructionLogisticsMulti-site businesses
Software we work with
xero
sageSage 50 · Sage 100 · Sage Payroll
PPriority ERP
Microsoft
Our Business Connections
Businesses we’re proud to be connected with
Companies associated with the co-directors of Bi-G Accounting Bookkeeping and Consultancy Limited.
Cool Covers Ltd
Manufacturers of seat covers for almost any product, based in Ledbury, Herefordshire.
coolcovers.co.uk07958 544 609info@coolcovers.comStation Industrial Estate, Unit 4a, The Homend, Ledbury HR8 1AR
Wills Electrics Ltd
Nationwide electrical contractors serving commercial, industrial and domestic customers.
willselectrics.co.uk01432 345 014admin@willselectrics.co.ukUnit 2, Rockfield Industrial Estate, Rockfield Road, Hereford HR1 2UA
More to follow!
Local knowledge, personal service
Business intelligence without the big-business feel
We are a Herefordshire-based company supporting local businesses with straightforward financial expertise and a personal touch.
Whether you need regular bookkeeping, clearer management information, help with a new system or a Power BI solution, we focus on what will make a genuine difference to your business.
Herefordshire basedLocal support from people who understand local business.
Plain EnglishClear answers and useful information without unnecessary jargon.
Built for youSupport and reporting tailored to your operation.
Practical insightNumbers translated into confident business decisions.
The experience behind Bi-G
Senior experience, delivered personally
Practical support grounded in decades of real-world financial leadership.
Mark Gummerson
Co-directorMark has spent 40 years turning financial information into practical action. His career has taken him from cost accounting at HP Bulmer to Finance Manager, Financial Controller, Group Financial Controller and Head of Finance roles across food production, importing, logistics, IT, construction and manufacturing.
He founded Bi-G to give businesses the support he values most: honest advice, genuine integrity and relationships built on trust. Combining hands-on accounting leadership with Excel, Power BI, business software and process-improvement expertise, Mark helps clients strengthen control, save time and understand the story behind their numbers.
The result is senior-level experience with a personal approach—focused on making a lasting difference, not simply producing another report.
40 years in financeQualified by experienceFinance leadershipPower BI & Excel
What our associates say
Trusted by people who know our work
Feedback from clients, professional connections and organisations that have worked with Mark.
We wish all our clients were as easy and as organised as this.Ian HolderAudit Partner, Mazars
Mark, you are a breath of fresh air.Roy SangerPackaging Manager, HP Bulmer
This will save me at least two days every month.Ashley HaynesMQS, VolkerLaser
I think you’ve added so much value to Oakwrights during your time, and I really value your support with marketing.Georgina NeepHead of Marketing, Oakwrights
You have revolutionised the accounts department. Your expertise in finance and spreadsheets has been truly impressive, leaving a lasting impact on Oakwrights.Craig HoldenSenior Business Development Manager, Oakwrights
Mark has undoubtedly helped the team to lift the standards of financial control and created a wider understanding of departmental finances across the company.Michael ConnollyHR Director, Oakwrights
Careers at Bi-G
We’re always on the lookout for talent!
There may not always be a specific vacancy advertised, but we are always interested in hearing from capable, enthusiastic people who share our practical approach and personal values.
Send us your up-to-date CV and a short explanation of what you could offer Bi-G ABC. Tell us where your strengths lie and how you would like us to get in touch.
Current opportunity: Open applicationIntroduce yourself today and we’ll keep your details in mind as Bi-G grows and suitable opportunities arise.
Let’s talk
How can we help your business?
Tell us a little about what you need and send your enquiry directly to our team, or call us.
Client feedback
Have you used our services?
If you have already used our services and would like to leave feedback, please do so here. Your comments help us improve and help other local businesses understand how we may support them.
Privacy notice
Last updated: 11 September 2026
Bi-G Accounting Bookkeeping and Consultancy Limited is the controller of personal information provided through enquiries, feedback and careers applications on this website. Our registered company number is 016239194 and our contact address is 10 The Knoll, Hereford HR1 1RU.
Information we use
When you contact us, we may receive your name, company, email address, telephone number, enquiry details and feedback. If you apply for an opportunity, we may also receive your CV, employment history, qualifications, skills and any other information you include in your application. Please do not include sensitive personal information unless we have specifically asked for it.
Why we use it
We use enquiry information to respond to you, discuss requested services, provide quotations and take steps towards a contract. We use feedback to improve our services and, only where you give permission, may contact you about quoting it in our marketing. We use careers information to assess your suitability for current or future opportunities and to contact you about your application.
How it is collected and shared
Forms are securely passed through our form-delivery provider so the message can reach our business email accounts. We only share personal information where necessary with service providers, professional advisers, regulators or authorities, or where the law requires it. We do not sell personal information.
How long we keep it
We keep enquiries and feedback only for as long as reasonably necessary for the purposes described above. Unless you ask us to remove it sooner, we may retain careers applications for up to 12 months so we can consider applicants for suitable opportunities. Client, accounting and compliance records may be retained for longer where required by law, regulation or professional obligations.
Your rights
Depending on the circumstances, you may have rights to access, correct or erase your information, restrict or object to its use, and receive a portable copy. You may also complain about how we use your information.
Contact us at mark@bigabc.co.uk or libby@bigabc.co.uk. You can also complain to the Information Commissioner’s Office at ico.org.uk.