Funding 

Angel News - UK based angel investment service

AngelList - For raising equity or debt investments for startups. Only accredited investors can invest. It does not handle any investment funds

FormingCircles - Angel investors for women led tech startups

Grant Tree - R&D tax credits and grants for UK startups

Indiegogo - Crowdfunding platform (F)

Kabbage - Small business financing

Kickstarter - Funding platform for creative projects. (F)

Lighter Capital - Offers small business loans.  Revenue based funding for tech entrepreneurs

Prosper - The online marketplace for people-to-people lending

Rebirth Financial - An online platform whose purpose is to act as a financial engine to facilitate growth and development

Slicing Pie - Crowdfunding service

  The Australian Investment Network (F)

The Venture Alliance - Venture capital, business financing & funding

Wefunder - A crowdfunding service