We act for owner-managed businesses

When it’s your business, you want an accountant who gets it because they understand your industry. Kate, Tony and the team have run businesses and worked with owners across a wide range of industries so they can ensure you’re always across any tax changes and up-to-date with funding opportunities.

Whether you’re starting out, in a growth phase or planning a retirement sale, the Kalculus team can talk you through your options and help you find the right path forward.


When PR, graphic design, digital, advertising and marketing agencies work with us, they often discover they’re over-servicing and underbilling clients.

As well as company returns, VAT and essential areas of payroll and tax, we help business owners develop processes and systems for their credit control, rate setting, invoicing, and cash flow as well as advising on expansion, planning, financing and forecasting. We also understand how staff retention and incentivisation play a role in your success and work with you to find the right solutions for the business.


Talk to us about how we could help you.


The best way to handle self-assessment and expenses are top of the list when we work with consultants. We also help with VAT registration, tax planning, IR35, and maximising profit.

Talk to us to find out how we could help you.


Design companies and professionals, such as graphic designers, fashion designers, interior designers, and set designers often appreciate talking about billable hours, charge out rates and invoicing alongside tax returns and VAT registration.

Over-servicing and undercharging of clients are common problems we can help with. We also advise on setting up processes and systems for every financial aspect of the business including invoicing, credit control, and expansion.

We can look at your pipeline and how your systems and processes support jobs at different stages as well as managing cash flow, dealing with import taxes, staffing and rewards, subcontracting and interim invoicing.

Get in touch to see how we could help you.

Employment Agencies

We understand the complexities of the B2B employment agency. We can support you with IR35, contractors, PAYE and VAT as well as work with you on business planning, cashflow, sale of business and raising finance.

Events & Production

Event and production businesses working on shoots, parties, press events and product launches face a particular set of financial pressures. Alongside company returns and VAT, we can help you improve your cash flow, charging and profit margins, credit control and payroll.

Clients often find implementing good systems and processes as well as forecasting and planning improves their profitability.

Talk to us about how we could help you.


Kalculus are true fashion specialists with in-depth industry knowledge and expertise. We work with designers, stylists, photographers, PR and associated industries focusing on improving cash flow issues, sourcing funding, managing stock and credit control as well as company returns, import duties, and VAT. Talk to us about how we could help you.

Film, TV & Editorial

From individual freelancers through to production companies, Kalculus has the experience to work on all aspects of broadcast finance. We can help with self-assessment, company returns, IR35, VAT and other aspects of tax, such as EIS, withholding tax and film tax credits.
Our clients also talk to us about sourcing funding, dealing with royalties, finding the right insurances, and setting up their day-to-day systems and processes. Drop us a line about what you need, and we’ll let you know how we can help.

Clients often find implementing good systems and processes as well as forecasting and planning improves their profitability.

Talk to us about how we could help you.


Florists face particular issues that we can help with, such as wastage, cash flow and pricing. We can also support florists looking at scaling their business, whether that’s retail, event floristry, weddings, productions or corporate.
Our experts can walk you through the systems and processes that help you stay on top of your day-today finances and see the bigger picture. Call us to talk about your needs today.


Our founder, Kate, has worked in-house with some of the biggest names in UK hairdressing helping them launch product lines and open new salons.
We can support you with everything from day-to-day bookkeeping, returns and accounts to some of the specific challenges in the industry: staff commissions and pay structures, stock management, financing as well as cash flow and systems and processes. Call us to talk about how we can help you.

Investment Companies

We can review your procedures for loan participation and offer advice in respect of trading vehicles.


We work with artists, studio engineers, producers and other music industry professionals on individual and company tax returns, bookkeeping and VAT as well as advising them on specific challenges like royalties, withholding tax and tour accounting. Give us a call to find out how we can help you today.


We offer accounting for investment property or trading stock. Property developers, landlords, and investors come to us for advice on the best type of trading vehicle for their individual circumstance. Our specialised team has decades of experience in the industry to support you with company structure, VAT and financing.

Publishing & Authors

Publishers and authors benefit from accountants who understand issues around raising finance, royalties, withholding tax and distribution. Our team help individuals with self-assessment and companies with VAT and tax returns as well as their financial processes and systems. Talk to us about what you’re looking for from an accountant today.

Restaurants, Catering & Chefs

Food and drink professionals and businesses working in restaurants and catering need accountants who understand the transactional nature of their industry. Working with a team that can help with issues around cash flow, pricing, credit control and even advise on point-of-sale systems and other day-to-day factors can make a real difference.
We offer forecasting, planning and services from annual accounting to an effectively outsourced finance department. Talk to us about what you’re looking for from an accountant today, and let us see how we can help you.

Software Developers

Software developers appreciate the support we can offer around raising finance under SEIS and EIS tax schemes, how to be tax efficient, how to advise investors, and the support we offer start-ups.


Our experience working with legal firms means we are well-placed to support growing businesses. Our clients tell us they appreciate our advice on accounting systems and Law Society compliance.


We provide general advice, strategic, and financial and tax planning services and so much more.

Get in touch

Does your business need advisers who understand your needs? Then don’t hesitate to drop us a line.