Better Models.
Better Modellers.
Better Decisions.
We build and review financial models for investment and financing decisions, and train finance professionals to develop better models themselves.
What we do
Build
FINANCIAL MODEL DEVELOPMENT
We build transparent, structured financial models for investment, financing and strategic decisions — designed to be understood, challenged and used long after handover.
Review
INDEPENDENT MODEL REVIEWS
Before a lender, investor or board relies on a financial model, we examine its technical integrity, modelling practice and the consistency of its assumptions — and report clear findings with practical recommendations.
Training
FINANCIAL MODELLING TRAINING
As an FMI Accredited Training Provider, we help finance teams develop stronger modelling capabilities through tailored workshops and practical courses. We also prepare candidates for the Advanced Financial Modeler (AFM) accreditation.
Good models should stand up to scrutiny.
Financial models are built to support decisions. The people relying on them need good reasons to trust what they see.
We believe that trust must be earned through understandable assumptions, reviewable calculations and a structure that remains useful beyond its original developer.
We combine established modelling practices, professional judgement and carefully applied technology. We question assumptions, recognise uncertainty and make the reasoning behind the numbers easier to follow.
Because a model can inform a decision. The responsibility for that decision remains human.

Who you work with
Sebastian Szameitat
Founder & Managing Director, EXEMPLUM®
Sebastian brings more than two decades of experience in finance,
having worked with financial models from different perspectives —
from investment analysis and fund structuring to risk management
and model development.
He is an Advanced Financial Modeler (AFM) and a member of the
Financial Modeling Institute’s Global Leaders Council.
Where additional expertise is needed, Exemplum works with
selected independent specialists through the
Financial Modelling Cooperative.
Insights
Financial modelling is changing. We share practical observations
on modelling standards, model reviews and the responsible use
of new technology.
EXPLORE MORE
More than one perspective.
Explore our articles on financial model quality,
Excel, AI, professional judgement and the craft
of financial modelling.
COMMUNITY
Beyond the day job
Exemplum supports Lët’z Excel, an independent community bringing Excel enthusiasts and professionals together across the Benelux region.
Let’s talk.
Whether you need a financial model, an independent review
or training for your team, we’d be pleased to hear from you.

