We take the mystery out of tax and accounting by giving you clear, practical advice to transform the way you run your business.

About Us

We’re a young, vibrant firm of Chartered Accountants  with nationwide coverage.

From start-ups to established businesses, Sigma has the accounting and tax expertise you need for every stage of your business journey.
We’re also proud to say that our rapid growth has come through recommendations from customers who love the service we offer and know we’re here to help them succeed.


Sigma Chartered Accountants founded by Neal Malik.


Sigma joins with Alhambra Chartered Accounting, founded by Jawaid Yakoob.


Sigma signs up its 100th client.


Another great milestone! Sigma signs up its 1,000th client.

Management Team


Chartered Accountant.  Expert Witness

  • Qualified as a Chartered Accountant with PricewaterhouseCoopers
  • Built up a portfolio of clients, ranging from high-net worth private individuals, large multinationals and the NHS
  • Moved to KPMG where he continued working with the NHS as well as seconding into Private Client Taxation
  • Left in 2006 to become a founding partner of Sigma


Chartered Accountant.

  • Qualified as a Chartered Accountant with Ernst and Young
  • Dealt with the needs of small to medium owner managed businesses
  • Worked in operations review and as a project principal dealing with systems implementation and group accounts
  • Formed Alhambra Chartered Accountants in 2003 which merged with Sigma in 2006

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