Co-founder of vs Co-founder at

Both "co-founder of" and "co-founder at" are commonly used phrases in English. They are interchangeable and can be used depending on personal preference or context.

Last updated: April 10, 2024 • 1428 views

Co-founder of

This phrase is correct and commonly used in English.

This phrase is used to indicate the position or role of someone who helped found an organization or company.

Examples:

He is the co-founder of the company.
She is a co-founder of the startup.

Show examples from the web [+]

I generally write Co-founder of, but my partner believes it should be co-founder at, what is the right usage?
CEO and product architect of Tesla, Inc. Founder of The Boring Company and X.com (now part of PayPal); Co-founder of Neuralink, OpenAI, and Zip2; President of ...

Alternatives:

founder of
one of the co-founders of
co-creator of
co-initiator of
co-establisher of

Co-founder at

This phrase is correct and commonly used in English.

This phrase is used to indicate the specific organization or company where someone holds the position of a co-founder.

Examples:

She is a co-founder at the tech startup.
He is the co-founder at the new company.

Show examples from the web [+]

CEO and Co-founder at Lattice. Lattice. Oct 2015 - Present6 years 7 months. San Francisco Bay Area. Teespring Graphic ...
CEO & Co-founder at Mutiny (we're hiring!) MutinyStanford Graduate School of Business. San Francisco Bay Area500+ connections.
Black Lives Matter Co-founder at Grinnell on March 9. Published: February 24, 2017. Opal Tometi, co-founder of Black Lives Matter and executive director at ...

Alternatives:

founder at
one of the co-founders at
co-creator at
co-initiator at
co-establisher at

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