Probably not -- they're not easy to find!
But you need good models to follow, not to copy, of course, but to spark creative ideas that you can apply to your own situation.
That's what you'll find in Excellent Examples #9: Marketing-Smart Homepages of Agencies.
In this pdf download, you'll find a written analysis of 6 actual examples and why they work, plus a companion video.
NOTE: This is one of 9 Excellent Examples that is included in the Marketing Blueprint: How to Connect the Dots of Your Marketing.