schema using wpmudev templatres & plugins to to support multiple sites and uses, heavy video

tools available, own server unlimited space, settings adjustment, processing power & big pipe at colo, experienced with WP, heavy video, (create, host, Live Broadcast) direct into WP.

Using WPMUDev themes & plugins create multiple sites for topical training, via video, broadcast and documents.

need contact forms for sign up, need data base for contacts, password protected sites, commerce capability for access and items for sale, need social media posting, SEO, some sites need to be interconnected some totaly seperate, need video to play on Apple IPad and IPhone, theme that adjusts for desk top or mobile viewing.

We can execute looking for a plan and selection of your tools to accomplish above

Thank You