Head of Marketing, Media company in the film sector

the project with jk development was a telemarketing premiere for us. the first campaign was so successful that we immediately followed up with additional ones.”

Sales Manager for Catering & Event Services, beverage company

“our follow-up with the leads after the campaign showed that jk development was the right choice: the professionalism and friendliness of the call agents were highly rated.”

Senior Channel Manager, telecommunications company

“the collaboration with jk development is very trustworthy. whether new ideas, new market partners, optimizations – everything was ideally integrated into the processes.”

Head of Business, Private bank for private banking and credit card business

“we are delighted to have found a service provider that we can absolutely trust in terms of their discretion and expertise.”

Head of Sales, Brokerage service for financial advice, insurance, investments

“we were won over by the flexible production planning in our volatile market environment.”

Head of Sales, Consulting firm for medical technology

“it is always remarkable to see just how the agents at jk development manage to present our services to the right contact person in a professional and convincing way. they are also thoroughly likeable”.

we are specialized in numerous industries. our professional b2b agents have gained significant experience in the following industries:


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