Seedrs Limited is an online equity crowdfunding company, headquartered in East London's Tech City, founded in 2009 and launched by Jeff Lynn and Carlos Silva in 2012. Since 2022 it has been a subsidiary of American crowdfunding company Republic.

In 2020, Seedrs announced that 250 startups had raised funding through its crowdfunding platform during 2019. By 2022, Seedrs reported that over £1.9 billion had been invested through the company.

The company was founded in 2012 by Jeff Lynn and Carlos Silva as part of an MBA project at the Saïd Business School at the University of Oxford.

In March 2012, Seedrs raised $1 million in seed funding from private investors including venture capital firm Draper Esprit.

In May 2012, Seedrs became the first equity crowdfunding platform to receive regulatory approval from the Financial Conduct Authority.

In July 2012, Seedrs launched its platform to the public.

In November 2013, Seedrs raised £750,000 in funding through its own platform.

In June 2015, professional tennis player Andy Murray joined Seedrs in an advisory role, having previously used the platform as an investor.