Leading Advisors in Project Finance


The Operis Analysis Kit is a sophisticated software package that aids spreadsheet users in the development and review of complex financial models.

For over 16 years the Operis Analysis Kit, or OAK, has been a vital aid to spreadsheet users, used by almost all of the large accounting practices and major financial institutions around the world.

It is extensively used by the Operis modelling team and recognised as the industry standard in Excel modelling and auditing software.

You can download and install it on a computer to trial for FREE for 30-days in its full unrestricted version.

We’re proud to bring you the Operis Analysis Kit: we think you’ll be impressed.

Get OAK now
Pricing & buy OAK

Our standard pricing is described below, which includes reduced pricing for multiple license acquisitions.

License No. Price Description
1-2 £395 Single user license.
3-9 £265 Multiple license fee based upon ‘3 for the price of 2’ rate.
10+ £200 For bulk license acquisitions, offered at heavily reduced price.
Site License Please call Operis for a quotation Allows all users within the company to install the software on their machine.
Get OAK now

What is OAK?

OAK has been a vital aid to Excel users for over 16 years. Designed to extend the capability of Excel for users of complex spreadsheets, OAK is particularly helpful in the development and review of large financial models. Once installed, Excel will display two additional tabs on the top ribbon, comprising the OAK tools:

Some of the popular main features

A varied selection of OAK users


Jack Clarke+44 207 562 0477


Fill in our form and we’ll get back to you:

captcha Please leave this field empty.