The domain was originally used by Sam Michelson and his siblings for various online projects in the early 2000s; Sam acquired it from them when the company launched.

From e-commerce and SEO in 2003, to digital reputation management in 2007, to Wikipedia and entity work in the 2010s, to AI reputation management today.

Search strategists, Wikipedia specialists, AI analysts, software engineers, data engineers, researchers, content writers, and account managers.

Five Blocks is a digital reputation management firm that uses proprietary technology and senior advisory to shape how companies and executives appear across Google, Wikipedia, and AI engines.

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 by Sam Michelson in 2003, and he still serves as CEO. He holds two U.S. patents in search-related technology and is one of the longer-tenured operators in digital reputation management.

Five Blocks is headquartered in New York City at 450 Lexington Avenue, with our engineering team based in Jerusalem.

Five Blocks has approximately 70 people across search strategy, Wikipedia, AI analysis, engineering, research, and client advisory.

No. Five Blocks is a privately held S-Corp, founded and owned by Sam Michelson. There is no outside ownership and no obligation to disclose client work or financial performance to anyone outside the firm.

High-performing, data-driven, and client-focused. We hire for technical depth, communication skill, and the ability to sit across the table from senior executives without flinching.