"Zeljko did a phenomenal job on a keyword-rich research paper we needed for our industry. Zeljko was extremely responsive throughout our time working together and met the tough deadline we set to have the job completed. Zeljko not only followed up to check on the final product but asked if there was anything needed to further improve the final product. I look forward to working with Zeljko on future products. I highly recommend Zeljko! "

"I worked with Zeljko on competitor analysis and some market research. I found him to be devoted to the project, and he provided great results. Zeljko went the extra mile to think deeper and provide additional value, beyond what was originally agreed on. I would gladly work with him again. "

"Zeljko is master Lead Generator. Greta skills, fantastic communication, honest and straight forward on what to expect and what is possible and excellent customer service from his side. Went out his way to make sure we were happy with his job. All round Talent. Highly recommended, 5 stars. "

"I have been working with Zeljiko for few years now. He is very good and recommended. Super punctual and high data analytic skills. Thank you always :) Regards, Masa "

"I had a great working experience with Zeljko who delivered a thorough and comprehensive market research regarding my new business venture. He delivered his work earlier than the agreed timelines and provided draft versions earlier for any feedback from my side to be considered . He was responsive and accessible whenever I required to get in touch with him . In the end , he came up with an extremely valuable route to market model recommendation which was based on the market research data analysis carried out by him and saved me considerable amount of money . It was highly appreciated and definitely for my next project will approach him again . "

"Zeljko is without a doubt one of the best freelancers I've ever worked with, period! He is very reliable and understands exactly what's required without the need for detailed explanations. Always provides top quality work without exception, his skills are definitely premium tier. When it comes to meeting deadlines, communications, and responsiveness he is exceptional, as he is one of the hardest workers I've encountered! Furthermore, he is one of the friendliest guys I've dealt with and working with him is a pleasure! Simply, highly recommend!"