We are a specialist financial consultancy and outsourcing company. We are particularly strong in the IT, Technology and Consultancy sectors. We offer a range of services from basic payroll and bookkeeping up to full management accounts and reporting, from a discrete budgeting exercise to rolling forecasts and analysis, from daily cashflow management to fund raising, from due diligence to acquisition, from interim bookkeeper to Finance Director, from Annual Returns to Capital structures.

Contact Details

  Website
  City Egham
  Postcode TW20 9HJ
  Address The Old Police Station, High Steet
  Phone Number 017 8477 0880
  Fax 01784 433326

Products & Services

Services

Outsourced accounting, advanced management accounting for established, growing and funded start-up businesses
Our outsourced accounting solution ensures you can make informed and relevant business decisions based on accurate and timely information. We provide the people, systems and processes you need, leaving you free to focus on growing your business.

Customer Testimonials

Isosceles have supported us all the way from our MBO. They offer a rare blend of pragmatic business skills and first-rate finance and accounting expertise.


We have achieved remarkable results in a short period of time. Outsourcing to Isosceles has allowed us to focus on what we do best. We already had a high expectation of them and Isosceles have delivered to this and more.


Isosceles supported us brilliantly through a difficult time. They showed sensitivity and tenacity. We appreciated being able to call on them as much or as little as required. They fitted in easily with the rest of the team.

Social Activity

Starting without any written plan elements may seem easier, but is not the way to win https://t.co/V4NuQJKW1X #techstartups
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Thanks @AnnabelHPhoto for our new Meet the Team photo https://t.co/4rJ2MKGOxI #fabulousphotographer
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@fintech_connect Power Panel: how to manage cash flow for sustained growth, has just begun with our CEO Mike OConn https://t.co/XX2E1BXvbn
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@fintech_connect and Kay Mellor, our Director of HR Services is just starting the Power Panel Building the dream t https://t.co/t9uNx7KKo0
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New revenue recognition. How affect tech companies offering consulting services? Webinar with @KimbleApps https://t.co/5jmnjSBvVh #IFRS15
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In her second year, Jane share's her thoughts on the Isosceles Graduate Accounting Scheme
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A common question asked by our overseas clients is what is the most appropriate legal entity for the business? A UK subsidiary or a UK branch?
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We decided to make this list as a jumping-off point for startup founders, journalists, aspiring investors and the curious to get themselves up to speed on how the VC space works, often from an insiders perspective.
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From Our Website

We understand the pressures small and growing businesses are under. We are here to help you get it right from the outset and deal with any problems that develop as you grow. We provide HR support for a range of organisations including small, owner-managed businesses just starting out, PE-backed companies that are established and growing as well as the UK entity of overseas organisations. Our CIPD qualified HR professionals can deliver the HR service you need to run an effective and compliant HR function, in the way you need it delivered.


Mike is responsible for our strategic vision as well as overseeing all aspects of the company's operation. He is also non-executive director on four client boards (including two tech track 100 companies). Greg heads up our Egham office as well as providing finance director services to our clients. He has experience across a wide range of sectors of raising finance for growth, optimising cash and working capital, improving reporting and preparing businesses for sale. Kay is responsible, with her team, for HR service delivery across our complete portfolio of clients.