Momentum Aeronautics

What Momentum Aeronautics does

Momentum Aeronautics, LLC is a privately-held aeronautical engineering firm founded in 2015 by Dan Garrett and Kyle Taylor and headquartered at Saint Paul Downtown Airport (KSTP) in Minnesota, with operations in Lake Elmo, Lakeland, and Mansfield. The company operates a dual business model combining FAA certification advisory and engineering services with a proprietary product line. Its engineering services cover aircraft structural design and analysis, landing gear design and testing, wheel and brake system installations, engine installations, seating and interior modifications, full flight test program execution, and Designated Engineering Representative (DER) / Designated Airworthiness Representative (DAR) data approvals under 14 CFR Part 21 and Part 43, with active STC, PMA, TC, and TSO project pipelines across diverse platforms including Air Tractor 802A, Pilatus PC-7, Dornier DO-328, Q400, Piaggio P-180, Helio H-295, and Cessna Caravan.

The company's flagship proprietary product is Heatwave, a composite amphibious scooping float system purpose-engineered for the Air Tractor 802/802A aerial firefighting aircraft. Heatwave integrates Aerocet carbon fiber e-glass hybrid composite construction (eliminating hull corrosion), a single-scoop-safe architecture permitting safe operation if one scoop fails, optimized float geometry for stable water handling across rough and smooth conditions, forward structural reinforcement for large wave impacts, and a fully redesigned oleo-strut nose landing gear system. Heatwave received FAA STC approval in October 2025, EASA STC validation in April 2026, and Brazil ANAC approval in May 2026, and is currently sold out through 2026 with 2027 delivery positions filling against limited production capacity.

Momentum Aeronautics generates revenue through two complementary streams: (1) Heatwave float product sales, distributed via a three-region authorized dealer network (Valley Air Crafts for U.S. West, Frost Flying for U.S. East and Brazil, Aviation Global Systems for EU/UK/Middle East/Africa) with multi-year delivery contracts and customer deposits; and (2) professional services revenue from FAA STC development, DER/DAR data approvals, flight test program execution, certification project management, and fiduciary/due diligence work, sourced through direct enterprise engagement with aircraft modification companies, OEM suppliers (notably Parker Hannifin Aircraft Wheel and Brake Division), regional charter operators, and aircraft manufacturers. Named clients span Parker Hannifin, Air Tractor, Aircraft Structures International Corp. (ASIC), Wright Air Service, Coastal Air Strike, Turbo Air Inc., and Ultimate Jet Charters. The firm is founder-owned and bootstrapped, with no disclosed institutional capital.

Name

Momentum Aeronautics

Legal name

Momentum Aeronautics, LLC

Website

https://momentumaero.com

Company type

Private

Founded year

2015

Operating status

Operating

Headcount range

11–50 employees

Short description

Momentum Aeronautics is a privately-held aeronautical engineering firm providing FAA certification advisory, aircraft modification engineering, DER/DAR services, and flight testing, plus the proprietary Heatwave amphibious scooping float product for Air Tractor 802A aerial firefighting operators globally.

Ownership category

akta.pro rank

Product category

Aeronautical Engineering and Aircraft Certification Services

NAICS

Other Aircraft Parts and Auxiliary Equipment Manufacturing (336413), Aircraft Manufacturing (336411)

SIC

Aircraft Parts & Auxiliary Equipment, Nec (3728)

akta.pro primary industry

Training & Light Sport Fixed-Wing Aircraft Manufacturing (IMABAAAE)

akta.pro secondary industry

Aerospace Thermal Management, Insulation & Fire Protection Materials (IMABANAE)

Keywords

• Aircraft certification services
• FAA STC engineering
• Amphibious float systems
• Aerial firefighting equipment
• DER DAR services

Headquarters

HQ city

Saint Paul

HQ country

United States

HQ region

North America

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Infrastructure, Operations, Marketing or Sales

Revenue model

1. Heatwave Floats Product Sales: Sale of proprietary Heatwave amphibious scooping float systems for the Air Tractor 802A. Product is sold out through 2026 with limited production capacity. Sold through regional dealers globally.
2. FAA STC Certification Services: Full-service FAA Supplemental Type Certificate development including engineering design, analysis, testing, DER support, DAR inspections, and FAA coordination. Covers normal and transport category aircraft, rotorcraft, engine installations, landing gear, wheel and brake systems, interiors, and structural modifications.
3. FAA Flight Test Program Services: Design and execution of flight test programs including structural testing, powerplant testing, electrical and mechanical systems testing, and show compliance testing through FAA-designated test pilots and DERs.
4. DER/DAR Data Approval Services: Designated Engineering Representative and Designated Airworthiness Representative services for major repair and alteration data approvals under 14 CFR Part 43, covering structural, powerplant, electrical systems, and flight test disciplines.
5. FAA Certification Management Services: Project management for FAA TC, STC, PMA, and TSO programs including certification plans, conformity inspection plans, issue papers, and optional online project management portal.
6. Fiduciary and Due Diligence Services: Evaluation of STC or TC data prior to purchase and assessment of foreign validation requirements for international certification expansion.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels5 records

Core offering

Momentum Aeronautics provides FAA certification advisement, engineering design, and aircraft repair/alteration services. The company designs and manufactures Heatwave, a proprietary composite amphibious scooping float system for the Air Tractor 802/802A aircraft used in aerial wildfire firefighting. Complementing this product, the firm delivers full-cycle FAA engineering services including DER/DAR approvals, flight testing, STC/PMA/TSO certification management, and custom aircraft modification engineering for diverse platforms.

Product overview

Momentum Aeronautics is an aeronautical engineering firm offering both proprietary products and engineering services. The core proprietary product is Heatwave, a composite amphibious scooping float system for the Air Tractor 802/802A aircraft designed for aerial wildfire firefighting. Complementing the product line, the company provides comprehensive FAA engineering services including DER support, flight testing, STC/PMA certification management, and engineering design for aircraft modifications. The company operates from facilities at Saint Paul Downtown Airport (KSTP) and serves customers across the United States, Canada, and internationally.

Differentiator

Problem solved

Functional benefit

Brands

• Heatwave: Composite amphibious scooping float system for Air Tractor 802/802A aircraft, designed for aerial wildfire firefighting operations. Features advanced composite construction, single-scoop-safe design, optimized hydrodynamics, and improved landing gear. Certified by FAA, EASA, and Brazil ANAC.

Products and services

• Heatwave Amphibious Scooping Floats Proprietary composite amphibious scooping float system engineered for the Air Tractor 802 and 802A aircraft, designed for aerial wildfire firefighting. Features carbon fiber e-glass hybrid composite construction, single-scoop-safe design, optimized float positioning for stable water handling, forward structural reinforcement, and a fully redesigned oleo nose landing gear system. Sold through regional dealers in the U.S. (West and East), Europe (Schengen, UK), Middle East, Africa, and Brazil.
• FAA Certification and STC Engineering Services Full-service FAA Supplemental Type Certificate (STC) development including engineering design and analysis, DER support, DAR inspections, FAA coordination, certification plans, conformity inspection plans, issue papers, and optional online project management portal. Covers normal and transport category aircraft, rotorcraft, engine installations, landing gear, wheel and brake systems, interiors, and structural modifications. Includes fiduciary and due diligence evaluations of STC/TC data prior to purchase and foreign validation assessments.
• Engineering Design Services Comprehensive engineering design services including aircraft modification design, powerplant and propeller changes, landing gear installations, structural reinforcements, and custom interior design for aircraft ranging from light general aviation to multi-engine turboprops.
• Flight Test Services Design and execution of flight test programs including structural static and dynamic testing, powerplant installation testing, electrical and mechanical systems ground/flight testing, and research/development flight testing through FAA-designated test pilots and DERs. Includes real-time flight test data processing and reporting.
• DER and DAR Data Approval Services Designated Engineering Representative (DER) and Designated Airworthiness Representative (DAR) services for major repair and alteration data approvals under 14 CFR Part 43. Coverage spans static structural, powerplant installation, electrical systems, flight testing, and major repair/alteration data approvals for FAA design and modification programs.

Quantifiable outcome

• Heatwave scoops up to 800 gallons of water in approximately 15 seconds and can deliver up to 14,000 gallons per hour to wildfire suppression operations
• +4 more outcomes

Named customers7 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Ten partnerships are on record, tiered core, major, notable and minor.

• Aviation Global Systems (AGS)coreChannel Partner/ Reseller/ Distributor · 1 April 2026Regional partner for Heatwave floats covering EU Schengen Area, UK, Middle East, and Africa. AGS is accepting inquiries and orders for European customers following EASA STC validation. Contact: Jordi Gamez or Ignasi Figueras, phone +34 680 496 797.
• Valley Air CraftscoreChannel Partner/ Reseller/ Distributor · 1 October 2025Authorized dealer for Heatwave amphibious scooping floats covering U.S. West region. Valley Air Crafts handles sales, inquiries, parts support, and customer ordering for Heatwave delivery positions. Contact: Mike Schoenau, thevalleyaircrafts.com, phone (559) 686-7401.
• Frost FlyingcoreChannel Partner/ Reseller/ Distributor · 1 October 2025Authorized dealer for Heatwave floats covering U.S. East and Brazil markets. Frost Flying also provides maintenance services alongside sales and ordering support. Contact: Garrett Frost, frostflying.com, office (870) 295-6213.
• Parker Hannifin Corp. Aircraft Wheel and Brake DivisionmajorStrategic or Co-development PartnerOngoing partnership with Parker Hannifin for wheel and brake STC programs. Momentum provided engineering, flight testing, and FAA coordination services for multiple Parker Hannifin products including Pilatus PC-7 wheel and brake installation (STC SA04264CH), Piaggio P-180 advanced wheel and brake system, and other platforms. Parker Hannifin is described as the most recognized global leader in wheel and brake technologies.
• Wright Air ServicemajorOthersAlaska-based aviation company (founded 1966) and long-standing Momentum Aeronautics client. Momentum completed two STCs for Wright Air Service's Helio H-295 aircraft, leveraging over 22,000 hours of existing field-approved operating experience. STCs covered fuel injection engine modification and engine installation. Wright Air Service flies over 40,000 passengers annually to remote Alaska locations.
• Aircraft Structures International Corp. (ASIC)majorOthersASIC, located in Enid, OK, is the largest Cessna Caravan maintenance facility and rebuilder in the world. Momentum completed ASIC's Phoenix Phase II STC for Cessna 208B empennage, wing strut, and fuselage structure replacement through the FAA Wichita ACO. ASIC's STC is already in use by significant cargo and lease operators.
• Air Tractor, Inc.majorStrategic or Co-development PartnerAir Tractor partnered with Momentum Aeronautics for engineering and FAA approval support of the aircraft industry's first E-coat primer finishing line installation at Air Tractor's Olney, TX production facility. Momentum received an award from Air Tractor President Jim Hirsch for this work. Air Tractor is the OEM for the AT-802 aircraft on which Heatwave floats are designed and certified.
• Coastal Air StrikenotableOthersCoastal Air Strike operates Heatwave-equipped Air Tractor 802 aircraft on active wildfire suppression missions, flying under contract with the Minnesota DNR. The aircraft is actively deployed on northern Minnesota wildfires, demonstrating Heatwave's real-world operational performance.
• Ultimate Jet Charters, LLCminorOthersProvided aircraft maintenance and support for Momentum's Dornier DO-328 jet carbon brake flight test program at Mansfield, Ohio Airport. Repositioned aircraft to the test location and provided exemplary maintenance support throughout the three-day test program.
• Big Sky AviationminorOthersSupported Momentum's Piaggio P-180 wheel and brake STC flight test program by installing wheels and brakes and providing aircraft maintenance and tire changes during repeated maximum performance braking test events.

Scale indicators5 records

Recent moves8 records

Expansion highlights6 records

Direct peers

• Wipaire: Leading manufacturer of amphibious floats for general aviation aircraft (Cessna, Piper, etc.). Most direct competitor in the amphibious float market; Wipaire has decades of FAA-certified float experience that Momentum is now challenging in the aerial firefighting niche.
• Conair Group: Canadian aerial firefighting operator with proprietary aircraft conversion programs. Comparable buyer/producer of amphibious scooper capabilities and a potential Heatwave customer or competitor.
• Stevens Aerospace and Defense Systems: Aircraft modification, MRO, and special-mission conversion provider with FAA DER capabilities. Comparable in the engineering services/STC development business.
• Avcon Industries: FAA STC and aircraft modification services firm covering landing gear, floats, and structural modifications. Closest direct peer in the FAA engineering services business.
• Coulson Aviation: Aerial firefighting operator and modifier that converts and upgrades aircraft for wildfire suppression. Comparable end-market and adjacent technology footprint to Momentum's Heatwave-equipped fleet.

Others

• Aerocet: Composite float manufacturer whose carbon fiber e-glass hybrid construction is used inside Heatwave. Operates in the same composite amphibious float category and is both a supplier and an adjacent competitor.

Emerging players

• Firehawk Aerospace: Aerial firefighting solutions provider developing proprietary tank and retardant delivery systems. Comparable aerial-firefighting hardware innovator targeting the same operator base as Heatwave.
• Basler Turbo Conversions: Special-mission aircraft modifier known for turboprop conversions and firefighting/special-mission configurations. Comparable as a niche STC-driven modifier of fixed-wing aircraft into mission roles.
• Pacific Aero Products: FAA STC engineering services firm with DERs across multiple disciplines. Comparable peer in Momentum's engineering services line, competing for STC project wins.

Broad incumbents

• Air Tractor, Inc. OEM of the AT-802/802A platform on which Heatwave floats are certified. Momentum is a key engineering partner (first E-coat primer line installation); Air Tractor's installed base defines Heatwave's addressable market.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/momentumaero
• LinkedInlinkedin.com/company/momentum-aeronautics-llc

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

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 Momentum Aeronautics