About us


Kevin Osman Senior Partner

Kevin believes that not all businesses are the same and therefore provides a bespoke service tailored to our clients requirements. Kevin’s approach is to make sure clients understand how to interpret their accounts and adapt their business in ever changing times. Kevin joined the practice in 1990 and became a Partner in 2000. He is a fellow of The Institute of Financial Accountants, The Federation of Tax Advisors and the Association of International Accountants.

Email: Kevin@taskerosman.co.uk


Jon Sanders Partner

Since joining the practice in 2004 Jon has helped to significantly grow the client base and focuses on staying ahead of new and changing legislation. He always makes sure his clients get the best advice and help with their accountancy requirements. He is a fellow of The Institute of Financial Accountants, The Federation of Tax Advisors and The Association of Accounting Technicians. He became a Partner in the practice in 2018.

Email: Jon@taskerosman.co.uk


Dawn Jackson Payroll Manager and Book-Keeper

Dawn has been with the company since 2008 and is responsible for many clients’ payroll and book-keeping needs and is very knowledgeable with Sage accounts and payroll software. She often visits clients to help with their book-keeping and deals with all the internal running’s of the practice.

Email: Dawn@taskerosman.co.uk


Jade Sawyer Accountant

Jade became AAT (Association of Accounting Technicians) qualified in 2015 and has been with the company since 2013. She deals with many of the firm’s clients on a daily basis and amongst her responsibilities are payroll, book-keeping and VAT Return & Accounts preparation. She is knowledgeable in both Sage and Xero.

Email: Jade@taskerosman.co.uk


Joanne Terry Accounts Assistant

Jo joined the Tasker Osman team in April 2018 and gained her AAT qualification (Association of Accounting Technicians) in 2011. She deals with VAT return preparation, Accounts preparation, payroll and Company secretarial duties.

Email: joanne@taskerosman.co.uk

Kate Langridge

Kate Langridge Accounts Assistant

Kate joined the team in July 2018. She deals with book-keeping and VAT preparation, including Sage knowledge. She also covers payroll and accounts preparation.

Email: kate@taskerosman.co.uk


Holly Lampard Administrative and Accounts Assistant

Holly joined the team in November 2019 and is generally front of house for the practice. As well as her administrative duties she deals with book-keeping and accounts preparation.

Email: mail@taskerosman.co.uk


Les Tasker Founder

Les was one of the original founders of the business which was formed in Lewes in 1983.

He oversaw the continued growth and development of the business until his passing in June 2017.

He will be sadly missed by all and always remembered by the team at Tasker Osman & Co.

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