Ultra Theme by Themify is a powerful and flexible WordPress theme. Making it easy to create any site quickly and beautifully (and responsive, of course). Take full control of your theme design from header to footer. Ultra is a “must-have” theme for designers and developers for their clients.
Divi is a great multipurpose theme developed by Elegant Themes. It includes feature rich Divi Builder with tons of modules you can ever imagine for building your sites.