Welcome @sdbrit!
Please take a look around the forum for posts that relate to your situation.
The community's search feature is mindboggling.
I took a peek to see if there was any way I could contribute and here is just a small sample of what I found.
Web Hosting Who Support Lets Encrypt (Read Now or Read Later)
What Namecheap Is Saying About Letsencrypt From A Support Blog
Namecheap Response To Lets Encrypt
Hope this helps.
Rip