Quantum Dynamics Enterprises, Inc. is a U.S.-based aerospace company pioneering mechanical propellant-less propulsion for satellites and spacecraft. Founded by inventor and CEO/CTO Harry P. Sprain, QDE develops and commercializes CID™, the first propulsion system capable of producing continuous thrust mechanically through the controlled motion of rotating magnets.
Leadership & Board
Currently, no data available
Latest Estimated Valuation
Estimated Valuation―
Estimated Valuation―
Total Amount Raised$3M
Total Amount Raised$3M
Total Funding Rounds1
Total Funding Rounds1
Latest Funding Amount$3M
Latest Funding Amount$3M
Latest Funding RoundInvestment
Latest Funding RoundInvestment
Post-Money Valuation―
Post-Money Valuation―
Funding Round
Funding Date
Funding Round
Amount Raised
Post-Money Valuation
Dec 02, 2025
Investment
$2.50M
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