Zepher Flight Labs

What Zepher Flight Labs does

Zepher Flight Labs (legal name Zepher Flight Laboratories Inc.) is a Bingen, Washington-based developer of hydrogen-powered unmanned aerial systems for U.S. military and federal customers. The company's flagship product is the Z1, a hydrogen fuel-cell-powered VTOL unmanned aircraft system, which achieved Blue UAS Select designation from the Defense Innovation Unit in November 2025 — the highest tier on the Blue UAS Cleared List — granting Authority to Operate across DoD components and federal mission partners. In February 2026, the company was awarded a HyTEC program contract modification to develop a deployable hydrogen generation trailer that produces compressed hydrogen and drinking water from atmospheric humidity using solar, wind, and electrolysis, directly reducing the reported $400–$500 per gallon cost of delivering fuel to remote Pacific outposts.

Zepher was founded in 2019 and operates as a wholly-owned subsidiary of Heven AeroTech, itself part of Heven Drones Inc., which acquired the company in April 2025 to integrate Zepher's VTOL and modular technologies into Heven's advanced aerial systems portfolio. The subsidiary structure was the vehicle through which the Z1 received its Blue UAS Select approval, and the company was named among the domestic manufacturers exempted from the FCC's December 2025 import ban on foreign-made drones through end of 2026.

The business model is hardware sales to federal defense customers, routed through government procurement channels including the Defense Innovation Unit, AFWERX, and Army Contracting Command, supplemented by strategic partnerships with Lockheed Martin, Ascent Solar Technologies, and NovaSpark Energy Corp. The company employs 1–10 people, has no publicly disclosed pricing, and reports no revenue figures. Its revenue streams are described as Defense Government Contracts (HyTEC program) and Blue UAS sales to DoD components and federal mission partners.

Name

Zepher Flight Labs

Legal name

Zepher Flight Laboratories Inc.

Website

https://zepherflight.com

Company type

Private

Founded year

2019

Operating status

Operating

Headcount range

1–10 employees

Short description

Zepher Flight Labs is a Bingen, Washington-based subsidiary of Heven AeroTech that develops the Z1 hydrogen-powered VTOL UAS for U.S. Department of Defense and federal customers, achieving Blue UAS Select designation and a HyTEC hydrogen-generation trailer contract.

Ownership category

akta.pro rank

Product category

Military Unmanned Aircraft Systems

NAICS

Aircraft Manufacturing (336411)

SIC

Aircraft (3721)

akta.pro primary industry

VTOL & Hybrid UAV Platforms (IMABAIAC)

akta.pro secondary industry

Military Unmanned Aircraft Systems (UAS) & Autonomous Aerial Platforms (IMABAMAC)

Keywords

• Hydrogen-powered drones
• VTOL unmanned aircraft
• Defense UAS systems
• Hydrogen generation systems
• Military drone technology

Headquarters

HQ city

Bingen

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Technology or R&D, Supply Chain, Operations, Marketing or Sales

Revenue model

1. Defense Government Contracts: Government procurement contracts through Department of War's HyTEC program for hydrogen generation solutions and hydrogen-powered drone systems
2. Blue UAS Sales: Sale of Blue UAS Cleared List approved drone platforms to DoD components and federal mission partners

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Zepher Flight Labs develops and manufactures hydrogen-powered VTOL (vertical take-off and landing) unmanned aircraft systems for military and defense applications. The company's product portfolio includes the Z1 hydrogen-powered UAS and the HyTEC deployable hydrogen generation trailer, designed to provide reliable hydrogen fuel supply for off-grid and remote military operations. The company operates as a wholly owned subsidiary of Heven AeroTech/Heven Drones Inc., having been acquired in April 2025.

Product overview

Zepher Flight Labs, a subsidiary of Heven AeroTech (acquired by Heven Drones Inc. in April 2025), specializes in hydrogen-powered unmanned aerial systems and deployable hydrogen generation technology for defense applications. The company's portfolio includes the Z1 hydrogen-powered VTOL drone (which achieved Blue UAS Select designation) and hydrogen generation systems developed under the DoD's HyTEC program.

Differentiator

Problem solved

Functional benefit

Products and services

• Z1 Hydrogen-Powered Unmanned Aircraft System A hydrogen-powered VTOL unmanned aircraft system that achieved Blue UAS Select designation on the Defense Innovation Unit's Cleared List, meeting NDAA supply-chain requirements and passing DoD cybersecurity evaluations. Designed for defense operations and off-grid military applications.
• HyTEC Hydrogen Generation Trailer A deployable hydrogen generation trailer developed under the Department of War's HyTEC program to improve hydrogen supply solutions for military and off-grid operations, focusing on reliability and operational flexibility.

Quantifiable outcome

• Approximately 4.5 pounds of compressed hydrogen per 24 hours generated by portable unit

Named customers2 records

Segments1 record

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Seven partnerships are on record, tiered core.

• NovaSpark Energy CorpcoreStrategic or Co-development Partner · 1 April 2025NovaSpark Energy Corp demonstrated its HyTEC hydrogen generator at Marine Corps Base Hawaii, with direct links to the Heven Z1 hydrogen drone program. The partnership involves hydrogen generation technology integration for military operations.
• Ascent Solar TechnologiescoreTechnology or IntegrationCommercial partnership for hydrogen generation systems integrated with solar panel technology used in remote military operations
• Lockheed MartincoreStrategic or Co-development PartnerCommercial partnership with direct links to the Heven Z1 hydrogen drone program and hydrogen supply solutions
• Defense Innovation UnitcoreStrategic or Co-development PartnerHyTEC program procurement track through DIU for hydrogen generation solutions for military operations
• AFWERXcoreStrategic or Co-development PartnerActive procurement track for hydrogen generation trailer development under Department of War's HyTEC program
• Army Contracting CommandcoreStrategic or Co-development PartnerHyTEC program contract modification for deployable hydrogen generation trailer development
• Heven AeroTechcoreStrategic or Co-development PartnerParent company relationship - Zepher Flight Labs is a wholly owned subsidiary of Heven AeroTech. Blue UAS approval was granted through the subsidiary structure.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Skydio: U.S.-based autonomous drone manufacturer with significant DoD and federal business (Blue UAS Cleared List). Competes for the same domestic, NDAA-compliant small-UAS procurement opportunities that Zepher's regulatory status unlocks.
• Kratos Defense & Security Solutions: Manufacturer of tactical military UAS (XQ-58 Valkyrie, MQM-178 Firejet) supplying DoD primes and services. Competes for high-performance and attritable military UAS contracts adjacent to Zepher's VTOL positioning.
• Shield AI: Defense AI company producing the V-BAT VTOL UAS for DoD and federal customers. Direct competitor in military VTOL UAS and shares the same Blue UAS / DIU procurement channel as Zepher.
• Anduril Industries: Defense-tech prime building autonomous UAS (Ghost, Roadrunner, Bolt) for DoD with deep software and manufacturing capabilities. Competes for the same DIU/DoD autonomous UAS procurement dollars as Zepher.
• Red Cat Holdings (Teal Drones): Holds Blue UAS cleared status for the Teal 2 tactical drone targeting DoD and federal agencies. Direct small-UAS defense competitor sharing the same regulatory and procurement channels as Zepher.
• AeroVironment: Established U.S. military small-UAS manufacturer (Switchblade, Puma, Raven) supplying DoD with tactical VTOL and fixed-wing platforms. Direct competitor in the small military UAS procurement category where Zepher's Z1 also competes.

Broad incumbents

• Northrop Grumman: Major defense prime and Tier-1 UAS manufacturer (Global Hawk, MQ-8 Fire Scout, Switchblade prime). Competes broadly for military UAS and autonomous systems programs within the same DoD procurement environment.
• Lockheed Martin: Global defense prime with extensive UAS portfolio and a current commercial partner to Zepher on the Z1 program. Competes broadly for the same DoD program dollars while also serving as a potential channel partner.

Others

• Heven AeroTech (Heven Drones Inc.): Parent company of Zepher Flight Labs; overlapping hydrogen-drone product portfolio (Z1) and shares operational resources. Closely linked economically and strategically, though legally a parent rather than a market peer.

Emerging players

• Joby Aviation: eVTOL aircraft developer pursuing defense and commercial applications with hydrogen/electric propulsion expertise. Comparable VTOL platform developer with partial overlap in propulsion technology and potential DoD customer overlap.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/zepherflight

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Zepher Flight Labs