Boom Supersonic


Company Information
- Founder & CEO:
- Blake Scholl
- Year Founded:
- 2014
- Headquarters:
- Denver, CO
- Manufacturing Site:
- Greensboro, NC
- Funding:
- Over $600M from investment
- Select Investors:
- Bessemer Venture Partners, Y Combinator, Alex Gerko, Michael Moritz, Paul Graham, Reid Hoffman, Sam Altman, Emerson Collective


Overture: The World’s Fastest Airliner – Optimized for Speed, Safety, and Sustainability
Specifications
- Capacity:
- 60-80 passengers
- Sustainability:
- Optimized for up to 100% SAF
- Cruising Altitude:
- 60,000 feet
- Profitable Routes
- 600+
- Length:
- 201 feet
- Wingspan:
- 106 feet
- Speed:
- Mach 1.7
- Max Range:
- 4,250 NM (7,871 KM)
Airlines
- Order Book
- Overture’s order book stands at 130 aircraft, including orders and pre-orders from American Airlines, United Airlines, and Japan Airlines.
- American Airlines
- American Airlines made a deposit on up to 20 aircraft, with an option for 40 more, in August 2022. With this order, American is poised to have the world’s largest supersonic fleet.
- United Airlines
- In June 2021, United became the first U.S. airline to sign an aircraft purchase agreement with Boom Supersonic for 15 aircraft with an option for 35 more.
- Japan Airlines
- In 2017, Japan Airlines (JAL) and Boom announced a strategic partnership to bring commercial supersonic travel to passengers with an option for 20 aircraft.
Global Tier-1 Suppliers
- Aciturri
- Overture’s empennage supplier.
- Advanced Integration Technology (AIT)
- Tooling and automation supplier for Overture Superfactory.
- Aernnova
- Overture’s wing supplier.
- Eaton
- Hydraulic system analysis and design as well as fuel and inerting systems collaboration.
- Honeywell
- Overture’s integrated flight deck and avionics platform supplier.
- Latecoere
- Overture and Symphony’s electrical wiring interconnect system (EWIS) architecture supplier.
- Leonardo
- Overture’s primary engineering lead for fuselage structural components integration, design and build partner for fuselage sections.
- Safran
- Overture’s landing gear system and controls supplier.
- Universal Avionics
- Overture’s external vision system supplier, providing aircraft cameras, synthetic digital environments, and flight data during takeoff and landing through a head-worn device.


Overture Superfactory: The first Supersonic Airliner Factory in the United States
Final Assembly Line for Overture
- The first assembly line will produce 33 Overture supersonic aircraft annually. A planned second assembly line will double aircraft production to 66 each year.
Milestones
- 2022
- Site Selection: Piedmont Triad International Airport in Greensboro, NC
- 2023
- Groundbreaking
- 2024
- Construction Completion


XB-1: The World’s First Independently Developed Supersonic Jet
XB-1 is Boom’s technology demonstrator aircraft and the first civil supersonic jet built in America. First taking flight in March 2024, XB-1 completed a series of flight tests in Mojave, CA, culminating in successful supersonic test flights in January and February 2025.
Specifications
- Engine
- 3 GE J85-15 Engines
- Max thrust
- 12,300 pounds of force (lbf)
- Length
- 62.6 feet
- Wingspan
- 21 feet
Milestones
- 2020
- Rollout
- 2021
- Systems integration
- 2022
- Ground testing in Centennial, CO
- 2023
- Relocation and ground testing in Mojave, CA
- 2024
- XB-1 completes 10 test flights in Mojave, CA
- 2025
- XB-1 achieves supersonic flight in Mojave, CA
- 2025
- Boom partners with NASA to capture Schlieren imagery of XB-1 breaking the sound barrier
- 2025
- XB-1 demonstrates Mach cutoff, breaking the sound barrier six times without creating an audible sonic boom
- 2025
- XB-1 flight test program concludes, following 13 successful test flights and six supersonic runs
- 2025
- XB-1 comes home to Boom HQ in Denver, CO


Symphony™: The purpose-built Turbofan Optimized for Supersonic Flight
Key Engine Features
- 40,000 lb thrust class
- 72” diameter hollow-core fan blades
- Medium bypass ratio
- Vertically integrated manufacturing
- Compatible with up to 100% Sustainable Aviation Fuel (SAF)
- Compliant with global noise standards
- FAA Part 33 / EASA CS-E certified
Engine Architecture & Dimensions
- Overall size: 42 ft length × 84 in diameter
- 12 ft supersonic inlet with auxiliary intake
- 11 ft turbofan
- 19 ft variable-geometry exhaust with integrated thrust reverser
Turbomachinery Configuration
- Single stage fan
- Three stage low-pressure compressor (LPC)
- Six stage high-pressure compressor (HPC)
- Single stage high pressure turbine (HPT)
- Three stage low-pressure turbine (LPT)
Partners & Suppliers
- ATI
- Advanced high-temperature materials and components for Symphony’s high pressure compressor integrated blade and disk stages and for its turbine assembly.
- Florida Turbine Technologies (FTT)
- Symphony engine design and lead partner on the initial production units for ground test, flight test, and certification.
- StandardAero
- StandardAero is Boom’s engine production and MRO supplier. StandardAero will assemble and test Symphony engines at its facility in San Antonio, Texas.