Our detectives are back with the following intel on this WordPress site
The site is using the WP Masonry theme by ThemesDNA .
We could identify 5 plugins (there might be more) - Button , Contact Form 7 , W3 Total Cache , Yoast SEO and yuzo-related-post
WP Masonry is clean and minimalistic, responsive, Masonry grid WordPress theme to display your contents in elegant way. It has easy to use theme options, top navigation menu, beautiful post summaries, full-width layout for posts/pages, sticky menu and sidebars, right sidebar, 4 columns footer, social buttons, scroll-to-top button and more. With WP Masonry PRO version you can get color and font options, 2 navigation menus, 2/3/4/5 columns grid-layouts for post grids, horizontal/square/vertical/auto-height thumbnail styles for post grids, featured posts widgets with grid-layout options and thumbnail style options, news ticker, social profile widget, about me widget, tabbed widget, different layout options for singular and non-singular pages, more custom page/post templates, 5 header layouts, share buttons for post summaries and single posts, built-in contact form, related posts with thumbnails and more features. Free version demo: https://demo.themesdna.com/wp-masonry/