Welcome to STARS!
No.1 on the market.

We are experts
in international media and marketing effectiveness


Media Auditing

We work on the acclaimed
global Ebiquity's audit methodology,
on the largest price Pool in Poland


Your own
media department

We verify media plans, reports, strategies
invoices and reconciliations of your agency



We run honest pitches
to select media agency or advertising agency
with contractual cost guarantees


Media trainings

From basic to advanced training programs
From TV to online programmatic


and Contractual Auditing

Together with FirmDecisions,
global class specialists, we offer contract compliance study and deep financial analysis of your agency's charges and settlements.


Ad Tech

Own verification systems
for online campaigns and radio spots' airing


Media auditing and benchmarking

We are the only auditor in Poland that is able to audit all media, both traditional and online (including Programmatic and SEM).

Controlling media agency

We help our clients to understand media agency recommendations and reports. We motivate agencies, in needed, to achieve more and better.

Agency pitch management including production

For many years we have been supporting our clients in disciplined and fair in media or advertising agency selection processes.  Our pitch processes end up not only with a partner selection, but also with a value-based guarantee of delivery. We also run pitches and negotiations in TV ad production.

Marketing effectiveness technology

We are the only one in Poland to offer not only the service itself, but the state-of-the art tools for self-management of marketing effectiveness analytics and sales forecasting. If needed we can run analytics for clients as well.

We are the partner of Ebiquity. And the market leader in Poland with 48% MS!

For few years now, we have been a close partner for the largest marketing performance and auditing company in the world. Ebiquity has 21 officess in 14 countries and employs over 600 people. Ebiquity works for over 1000 clients in 60 markets.

In Poland we service the largest number of clients out of all auditors (own research dated July 2018, based on Top100 advertisers as per Nielsen Audience Measurements data), that allows us to see the market from the broadest perspective and to have to largest, thus the most robust Pools and databases. Our market share on the audited market is a solid 48%, with the closest competitor having 23%.

Meet Ebiquity

We comply with the WFA standards

Since our beginnings, we have been working according to and supporting the stadards created and announced by the World Federation of Advertisers (WFA). The Founder of STARS had been a member of the WFA for the past few years (also as the Executive Committee Member).

Meet WFA

We are the partner of The Profitables

Our partner’s domain is clients’ data analytics and improvement of their ROIs through optimisation of their activities in media (online in particular). They improve analytics tools used by clients and their agencies as well as optimize data collection and data mining from clients’ advertising campaigns. They run advanced marketing mix modelling for clients as well.

Meet The Profitables

Client Testimonials

With my full responsibility I recommend STARS as the honest and professional business partner in consulting and auditing. Our cooperation has started at the beginning of 2014 and continues until today. All projects have been delivered according to our expectations.

Head of Marketing Department Lidl - 2016 -

We have been working with STARS since mid-2014. During that time STARS has proven to be a sound, reliable and always on-time company. Its employees are competent, committed and represent a high level of market knowledge and client needs. We were more than satisfied with the standard of all projects' deliveries (...). Therefore we strongly recommend STARS as a reliable partner in consulting and auditing.

Marketing Director Wonga.pl - 2016 -

STARS team members are professional and accountable media market experts, extremely engaged and with individual approach to clients. We are very satisfied with every stage of our cooperation (during pitch process) starting from planning, then all agency meetings, up to pitch negotiations with finalists. Our selected agencies fully meet our expectations. I highly recommend cooperation with STARS.

Brand Manager PANDORA Jewelry CEE - 2015 -

We have been working with STARS for the past 2 years. Thanks to the co-operation we have a full understanding of dynamically changing media and market trends. You demand efficacy, integrity and effectiveness from the media auditor. I can assure you that STARS meets those requirements.

Brand Communications Department Director, Crédit Agricole - 2014 -

STARS was very supportive in the process of online media agency selection. Thanks to this support the project was efficient and quick, and the winning agency turned out to be the excellent choice. STARS demonstrated an expert knowledge in comparing pricing offers and in agency pitch recommendation list.

PR&Marketing Manager Eastern Europe, Ubisoft - 2013 -

We have contracted STARS to run full media audits in 2010 and 2011. Not only we have drawn valuable conclusions from results, but together we have positively motivated our media agency to deliver better work that lasts until today.

Head of CHC Boehringer Ingelheim - 2013 -

STARS holds a paid and valid Professional Indemnity Insurace at CHUBB Group and Third-Party Insurance at TUiR WARTA.