I'm sorry to say that I've forgotten our guide's name, but it was definitely worth having a guide through RMNP. He was able to talk about the park and the area, and was a lot of fun (fyi for Aspire, our trip was Tuesday, June 15, he loves to hike and hopefully that narrows it down for you :) ).
It was a fun and relaxing day, no stress in driving or figuring out where to go while trying to look at all the beautiful scenery and search for wildlife.
Definitely worth taking this tour!