Open Collective
Open Collective


Castlamp is all of us

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Castlamp LLC is a New York City-based development firm started by Jon Belelieu and specializes in the creation of web-based software. With a focus on building open source tools for freelancers, contractors, and start-ups, we've been in business since 2007 and have worked with well over 1,000 clients on projects both large and small, many involving state-of-the-art technologies like Blockchain.

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