COT group

COT group s.r.o. is a Prague-based communication agency. The website names three service lines: marketing (including social media and performance campaigns), media (fact-based content and publishing) and events. It also organises the Diamanty českého byznysu business ranking.

According to the About page, the agency serves clients across private, academic and public sectors and selects clients with whom it aims for long-term partnership. Testimonials on the site come from companies and institutions such as Foxconn, STASTO Automation, TRIANGL, Hospodářská komora, ČESKÉ DUKÁTY, DIAMO and the Liberec and Jablonec nad Nisou public transport company. The website does not describe its pricing or revenue model; the services are delivered on client briefs and projects.

The company states it has operated since 1997 and is headquartered in Praha. It reports a Dun & Bradstreet solvency certification (2025), D&B Top Rating (2018–2019) and eleven placements in the Comenius Český 100 Nejlepších ranking (2015–2025). Open roles listed on the careers page are all based in Praha: social media manager, creative director, content creator, social media intern and marketing project manager.

Product: Marketing, media production and event services for clients, plus the Diamanty českého byznysu business ranking.