The science of better people decisions

Assessio is a European leader in AI-powered HR technology, driven by a vision of Zero Talent Waste. Combining 70+ years of psychometric science with advanced AI, we deliver trusted people insights that help organisations make fairer, faster, and more confident decisions across the entire employee lifecycle.

Trusted by

Trusted by global, growing enterprises across industries

ASSESSMENTS

1,6M

Conducted annually, and counting

CUSTOMERS

2000+

Globally

ROOTED IN THE NORDICS SINCE 1954

70+

Years of psychometric science

OFFICES

Across Europe

Who we are

Assessio believes science belongs at the heart of human performance. Founded in Sweden in 1954, we've grown from a pioneer in psychometric assessment into an end-to-end talent management technology provider.

By connecting insights across hiring, development, performance and compensation, and combining decades of validated research with AI, we help you spend less time on process and more time on your people. That means reducing bias, making faster, more confident decisions, and avoiding the costs of bad hires and lost talent — all while working with data you can trust, fully compliant and secure by design.

The Assessio story

From a Swedish pioneer in psychometric science to a leading European HR technology provider — trusted across markets and continuing to expand.

1954

Assessio is founded
Assessio is founded under the name Psykologiförlaget by the Swedish Psychological Association. Operations center on publishing tests in traditional clinical psychology, reading and writing diagnostics for children and a small section around consulting services.

1991

Assessio takes the next step
Professor Hunter Mabon buys the company and the strategic focus is shifting toward the private sector, with an emphasis on data-driven talent assessment and recruitment. He changes the name of the business to Assessio (Latin for “we assist” or “we help”).

2002

Assessio Norway
We entered the Norwegian market and opened our first office in Oslo.

2016

Assessio’s new model
We introduced a subscription-based payment model to some of our clients. This became our primary payment model in 2019.

2019

Assessio gets new owner
In June 2019, we were acquired by Main Capital Partners to grow organically and geographically, to further develop our product and become a SaaS model.
Assessio Netherlands
In October 2019, we acquired HFM TalentIndex in the Netherlands – a company with expertise in talent assessment and development and solutions for better learning agility.

2021

Assessio Bloom
We acquired Eelloo in the Netherlands in October 2021, offering a platform focused on candidate experience, self-awareness and post-hire.
PTS Denmark is acquired
We acquire People Test Systems in Denmark which offers a platform and solutions for recruitment.

2023

Assessio Group
We bring together our offering as a SaaS company under one name. and we become one overall brand – Assessio – offering two main platforms. The acquisitions PTS and Eelloo keep their own platforms which go under their own names.
Pollen Street Capital new owner
We have evolved into a successful software company with a growing international presence. Our journey continues as we are acquired by Pollen Street – a growth-focused investment with the goal of becoming the largest in Europe.

2024

Continued international expansion
Assessio acquires HR-tech companies HR Diagnostics and Wisnio, based in Germany and Estonia, respectively. Through these acquisitions, we are expanding into new markets such as the United Kingdom and the United States.

Assessio acquisitions

Bringing talent intelligence together

Assessio’s growth has been built deliberately through strategic acquisitions that have expanded our footprint, deepened our expertise, and strengthened our science, helping us evolve from a Swedish pioneer into a trusted HR technology provider across Northern Europe and beyond.

More than scale, these acquisitions have brought together the breadth of talent intelligence needed to support organisations across the entire employee lifecycle — combining decades of psychometric heritage with a shared commitment to fairer, more evidence-based people decisions.

CEO statement

The vision that inspires us

Our vision is Zero Talent Waste: a world where every person can realise their full potential, and every organisation can make better decisions about its people.

For us, that means fewer mis-hires, stronger teams, earlier identification of potential, and more people thriving in roles where they can succeed and create value.

Zero Talent Waste is more than a vision. It guides how we create lasting impact in a rapidly changing world of work. Through science-backed solutions, we help organisations identify, understand and develop talent — from hire to development, promotion and beyond.

At its heart, Zero Talent Waste comes down to one critical question:

Who should we hire, develop, and retain — and why?

How we do it

The values that drive us

These are the principles that guide behind everything we do, from the tools we build to the way we work with colleagues and customers.

Accountability
Drives Our Growth
We stand by what we say and hold ourselves and our work to a high standard. We take ownership of outcomes and consistently aim for the best result for our clients and each other.
Transparency
Build Trust
We work in the open, sharing our reasoning, grounding our work in rigorous research, and communicating honestly. Clarity is a strength, and it's how we earn trust with clients and each other.
Learning
To Stay Ahead
Seventy years in, we still learn by listening. Listening to each other, our clients, and the technology we depend on. We're always curious, adaptable, and willing to experiment.
Collaboration
Fuels Shared Success
We work across teams and cultures, valuing what each role brings. Great ideas get stronger with perspectives from different backgrounds, and success is always earned together.

Accountability
Drives Our Growth
We stand by what we say and hold ourselves and our work to a high standard. We take ownership of outcomes and consistently aim for the best result for our clients and each other.
Transparency
Build Trust
We work in the open, sharing our reasoning, grounding our work in rigorous research, and communicating honestly. Clarity is a strength, and it's how we earn trust with clients and each other.
Learning
To Stay Ahead
Seventy years in, we still learn by listening. Listening to each other, our clients, and the technology we depend on. We're always curious, adaptable, and willing to experiment.
Collaboration
Fuels Shared Success
We work across teams and cultures, valuing what each role brings. Great ideas get stronger with perspectives from different backgrounds, and success is always earned together.