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calculo reviews

We'll have these up in a jiffy, it's important to us that they are independently verified first.



MD, Colquhoun's

I've known and worked with Calculo for a long time, and having had lot's of accountants before, now I would never go with anyone else.

Knowledgeable and nothing is never an issue.

MD, wannabe creative

By far the best accountant I've ever had. Takes the stress out of all things Tax related.


contact calculo

Let's talk. 

Give us a call, email or visit.

Contact us by phone, email or even for a coffee, we don’t bite.

Red Tree Magenta, Glasgow, G73 1SA

No 1 Spinningfields, Manchester, M3 3JE

Tel: +44 7944 021 217


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calculo tax

Creating tailored tax strategies and structures for private business owners.

Tax Advice

We have a strong understanding of current UK tax rules and pride ourselves on providing timely tax planning advice.

Our accountants remain up to date with revisions to the tax rules to ensure that advice is timely, accurate and maximised to the full potential.

We use mind maps to demonstrate tax saving opportunities to clients and always put tax advice in writing.

We provide tax advice on:

  • Capital Gains Tax
  • Corporation Tax
  • Income Tax
  • Inheritance Tax
  • Personal Tax and Estate Planning
  • Property and Land Tax
  • VAT


calculo pay

Ensuring that payroll for private businesses is accurate and employees get paid on time.


We use a cloud payroll system to provide reliable and timely payroll services to our clients in as close to real time as possible. Our online self service system allow clients to simply log and request changes and it comes with the added bonus that each employee can set up and access their own dedicated page with pay and payslip history.

Our payroll team has years of experience, which ensures that client staff get paid the right amount and on time.

Preparation and filing of the regular company payroll to HMRC and providing payslips to employees. We also advise on opportunities to reduce your PAYE bill, such as the £5k employers NI allowance that is currently available to employers.


We deal with the administration and filing requirements for pension auto enrolment for many payroll clients.


calculo flow

Providing private businesses with cashflow reporting, the oxygen of your business.


We use leading technology and applications that synchronise with cloud accounting systems, to build and allow us to monitor the cashflow performance for our clients.

We believe that monitoring Cashflow is one of the most critical area’s for SME business survival and growth.


calculo comply

Keeping private businesses safe by ensuring compliance in accounting and tax.

Annual Accounts and Corporation Tax Return

UK Limited Companies and LLPs are required to prepare statutory accounts and submit these to Companies House annually. Clients have peace of mind knowing that this is all taken care of for you. You are also required to file a Corporation Tax Return annually with HMRC. We’ll take care of everything that HMRC require and inform you of the corporation tax payment required in plenty of time.

Preparing monthly management accounts in year allows us to assist clients with timely tax advice before it’s too late!

Tax Returns

We file tax returns for: Limited Companies, LLPs and Trusts.

Tax Returns and tax computations are always discussed with our clients in advance of filing. We believe in a human touch and 100% transparency so that all clients are clear. There really is nothing worse than an unexpected or surprising tax bill.


UK businesses earning in excess of £85k per annum are required to register for, record and pay VAT. We’re not just filing a bunch of numbers though, we take a 6 step approach to our VAT Returns preparation service, including ensuring that clients are on the best VAT scheme to maximise their cashflow (cash, accruals and flat rate schemes).


calculo book

Clearing transactions at speed, allowing businesses to see financial performance in real time.


Our Bookkeeping Services are designed to save clients time and take the pain out of getting everything together.

As part of our Bookkeeping support, we (i) review and categorise transactions within the accounting system, (ii) reconcile the bank accounts and any credit card accounts on a monthly basis, (iii) match uploaded receipts to relevant spend transactions going out via the business bank a/c.

Accounts System Support

We provide a personal helpline for any queries that clients have on using their finance / accounts system, with advice tailored to what we know about your business.

Invoices and Credit Control

We get to grips with client invoicing procedures and collate the information that we need from your project management system to create your sales invoices promptly and get them out to your clients. In addition, we help clients with structured credit control to ensure a higher success and increased likelihood of being paid at the appropriate time.


calculo audit

Helping organisations understand how well they mitigate the risks they face.

Internal Audit

We deliver Internal Audits that cover both value protection and value enhancement for key control areas within organisations and across multiple sectors.
Our experienced Internal Audit staff understand risk, risk appetite and what it takes to build and implement fit for purpose controls to mitigate business risks in a manner that doesn’t impede the organisation but supports the organisation in delivering it’s strategy in a controlled manner.