When was Five Blocks founded?
Quick answer
Five Blocks was founded in 2003 by Sam Michelson, originally as an online marketing firm, before pivoting to digital reputation management in 2007.
Five Blocks was founded in 2003 by Sam Michelson, who started the company as an e-commerce and online marketing firm and pivoted it to digital reputation management in 2007.

The two milestones
- 2003, founded as an online marketing firm. Sam Michelson launched the company as an e-commerce and online marketing business, helping clients get found by customers in search.
- 2007, pivot to reputation management. The same search expertise that helped clients get found was what clients needed to manage what was being said about them. The firm pivoted, and digital reputation management has been its only focus since.
Last reviewed: 19/05/2026