The website needs to be built so that it notifies investors about new startup businesses, but this is only one(1) feature of the site.
There are some links below to some sites that can give you a better understanding.
The International ventures site will give you some framework to go by for the purpose of the investors portal.
The smart cities site is a mix of Features/sectors of smart buildings and city related subjects that need to be included in the site.
The Yabonza site is a property management business model that needs to be integrated into the site.