SumX
SumX is a startup headquartered in Fairfax, United States, founded in 2023. It has raised at least $1.1m in outside funding, according to its filings with the US Securities and Exchange Commission (Form D), which puts it at the seed stage.
Part of the 311 Institute Global Startups Directory. Last updated .
Funding
SumX has raised at least $1.1m in outside funding, according to its Form D filings with the US Securities and Exchange Commission. Form D figures are a minimum: not every round is filed.
R&D ecosystem
SumX sits inside the Washington DC and Maryland R&D ecosystem in the Global R&D Labs Directory.
Related
Questions and answers
What does SumX do?
SumX is classed in computers and hardware in its filings with the US Securities and Exchange Commission.
How much has SumX raised?
At least $1.1m, according to its Form D filings with the US Securities and Exchange Commission.
Where is SumX based?
SumX is headquartered in Fairfax, United States.
When was SumX founded?
SumX was founded in 2023.
Source record: SEC EDGAR (Form D filings).
© 311 Institute 2026. Facts from the official sources linked on this page. The selection, classification and links are the proprietary work of the 311 Institute, protected by copyright and database rights.