Does small claims work for b2b? I thought it was only for people. I've had a small (~£400) business invoice that I've chased a few times and now I'm waiting for

Does small claims work for b2b? I thought it was only for people. I've had a small (~£400) business invoice that I've chased a few times and now I'm waiting for the yearly interest to mount up to around the 5 year mark just out of spite