Elegant Themes - Simple, yet beautiful WordPress themes with easy to use implementation and support.
WP Rocket - WP Rocket offers a caching plugin for Wordpress.
MH Themes - An online platform where you can get premium Magazines themes online for your sites like news, blogs, and others.
Yoast - Yoast offers plugins to improve SEO and optimize web sites and blogs.
ThemeGrill - ThemeGrill is an online marketplace that develops and sells WordPress themes and plugins that you can buy to create professional websites for businesses, magazines, and blogs.
Wordfence - Comprehensive security plugin for WordPress.