This page lists some of my favorite classical composers and some related thoughts, links, etc.
An oldie but a goodie. Probably still my favorite composer. He's what got me interested in Czech music, language, and culture. See the website dedicated to him.
I've mostly just listened to his string quartets, but I'm starting to get into his symphonies too! You should check out:
Oh, great pán Janáček, the king of Moravian classical music. It is a difficult feat to find a composer with an energy and vigor equal to his. I'm pretty sure he's a little off his rocker, but like in a fun way. He's my classical Funcle, if you will. Here are some links:
Bottom line: I think Josef Suk is massively underrated. His earlier works are so sweet and soulful, and beautifully orchestrated. And his later works, while definitely an acquired taste, are just truly spectacular. Some links: