It also helps when an independant filmmaker has good movie reviews from film critics for past film projects. These reviews lend credability to filmmakers when they are seeking investors.
When it comes to online websites for filmakers and investors, the way it typically works is that the filmmaker submits a description of their project or film for consideration. There are many investors registered on the website who can then access the list of projects at their own pace, and review those projects that are in need of funding. They in turn can directly contact the filmakers, which cuts out any middlemen as was popular for film financing in the past.
There are also non-profit organizations that focuses on helping independent filmmakers locate funds to finance and distribute their films. Although they offer fiscal sponsorship to filmmakers, they will