You need to look not only for a good company, but also for a manager!
We went this year with "Accord" to Hungary. Made out in "Voyage Deluxe", Tatyana Sidorenko. The trip and preparation for it went flawlessly, for which many thanks to her. We contacted this company through the Tourist Exchange, i.e. Tatyana found us herself upon request. Together with the main package of documents, we needed to submit additional documents for a visa so that not a one-time, but a double-entry visa was issued.