F1F9 is one of the world’s largest financial modelling and training firms

Over the past 20 years we’ve helped develop the most widely adopted, independently administered financial modelling standard – The FAST Standard. We have taught our team to model following this standard along with over 20,000 people worldwide. We have built thousands of models using FAST and our customers are using them every day in their businesses.

We are always looking for new ways to collaborate and help you build financial models that solve your business problems. Our team of 40 professional modellers are ready to help.

Financial Modelling
Thought Leaders

  • f1f9 andrew f1f9 john F1F9 Lynn John Richter Morten Siersted
  • Andrew Berkley

    Managing Director

    With a background in business education and financial advisory work, Andrew leads the senior team at F1F9. He has been with F1F9 since 2013.

    t/ +44 20 3239 8534
    e/ andrew.berkley@f1f9.com
  • John Dimberline


    John has over 15 years experience and has led advisory teams on a large number of complex projects supporting both public sector procurers, private sector bidders and corporates.

    t/ +44 1225 290525
    e/ john.dimberline@f1f9.com
  • Lynn Martin


    A Chartered Accountant with 14 years of PPP and Project Finance experience gained in a variety of sectors. Lynn is responsible for preparing all client proposals and negotiating contracts with a wide variety of clients.

    t/ +44 20 3239 8575
    e/ lynn.martin@f1f9.com
  • John Richter


    John has over 20 years of experience in financial modelling instruction and was a principal author of the FAST Standard. He leads our new technology and training content development, and also acts as our senior US-based instructor.

    t/ +1 803 741 5450
    e/ john.richter@f1f9.com
  • Morten Siersted


    Morten founded F1F9 in 1999. He has played a key role in developing the FAST Standard, including setting up the FAST Standard Organisation in 2011.

    t/ +44 20 3239 9698
    e/ morten.siersted@f1f9.com

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