Our detectives are back with the following intel on this WordPress site
The site is using two themes, one child and one parent. The child theme is based on the parent and often custom to the site. The parent theme is Appfolio Framework (Do not use as active theme) theme by Gustave F. Gerhardt, 10up .
We could identify 2 plugins (there might be more) - appfolio-icomoon-shortcodes and Yoast SEO
Main Street theme with Variations!