Boom Supersonic

formerly Boom

Economically and environmentally sustainable supersonic travel

Centennial, United States · Founded 2014 · $890.0M raised

Employees
201–500
Founded
2014
Business Model
B2B
Total Funding
$890.0M
Last Round
$300.0M Extension RoundDec 2025
Rounds
12

Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.

About

Boom Supersonic is transforming air travel with Overture, the world’s fastest airliner, optimized for speed, safety, and sustainability. Serving both civil and government markets, Overture will fly at twice the speed of today’s airliners and is designed to run on 100% sustainable aviation fuel (SAF). Symphony™, a Boom-led collaboration with industry leaders, is the propulsion system that will power Overture. Overture’s order book, including purchases and options from American Airlines, United Airlines, and Japan Airlines stands at 130 aircraft. Boom is working with Northrop Grumman for government and defense applications of Overture. Suppliers and partners collaborating with Boom on the Overture program include Collins Aerospace, Eaton, Florida Turbine Technologies (FTT), a business unit of Kratos Defense & Security Solutions, Inc., GE Additive, Safran Landing Systems, StandardAero and the United States Air Force. For more information, visit https://boomsupersonic.com Boom’s world-class engineering team comes from places including SpaceX, Boeing, Gulfstream, Virgin Galactic, Scaled Composites, NASA, and Bombardier. We have uniquely challenging and world-changing opportunities for the most talented aerospace engineers, designers, and business people.

Summary

Boom Supersonic is an Aerospace company based in Centennial, United States, founded in 2014. It has raised $890.0M in total across 12 rounds, most recently a $300.0M Extension Round in Dec 2025. Investors include Y Combinator, Darsana Capital and Japan Airlines.

Tech & App Stack

16 technologies & apps tracked

Every product and vendor across these categories, with where each signal came from.

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Funding History

Extension RoundSeries B ExtensionDec 2025
$300.0M

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Funding: Seed through Growth Equity. Amounts, valuations, and investors where available.

Investors

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