Top 10 Aerospace Companies in Seattle List 2023 Updated

Aerospace companies in SeattleAerospace companies in Seattle

Aerospace companies in Seattle

1.Spaceflight Inc.

Traditionally, access to space has been limited to government entities due to high cost. Sending satellites into orbit once required purchasing an entire rocket; however, with the growing industry of smallsats, the demand for routine, cost-effective access to space has increased exponentially. Demand, coupled with the growing number of launch vehicle providers, created an opportunity for Spaceflight to assist in identifying, booking and managing rideshare launches.

With a straightforward and cost-effective suite of products and services including state-of-the-art satellite infrastructure, rideshare launch offerings, payload integration and global communications networks, Spaceflight enables commercial, non-profit organizations and government entities get launched, achieving their mission goals – on time and on budget.


Launch Services

Mission Management

Other Services

Contact no: +1 866-342-9934

Address: 1505 Westlake Ave N, Seattle, WA 98109, United States


2.TLG Aerospace, LLC

TLG Aerospace is an aerospace engineering company with the capability to support the entire iterative aircraft design cycle. From product development to certification, our engineers have experience with over 100 aircraft models from over 40 different manufacturers.Our in-house, multidisciplinary team of engineers and DER’s provide engineering analysis, solutions, and documentation. Whether it’s a timely estimate needed to make decisions at the beginning of a program or engineering to optimize your product during development, TLG has the experience and tools necessary to help you get there. Once complete, we generate certification plans, analysis, testing and documentation to get your product to market. Our team can complete your projects from start to finish or supplement your in-house engineering capabilities.






Contact no: +1 206-859-5061

Address:1700 Westlake Ave N, Seattle, WA 98109, United States


3.Duncan Aviation

Duncan Aviation is the largest privately owned business jet service provider in the world. With complete Maintenance, Repair and Overhaul (MRO) service offerings at three beautiful US facilities, strategically placed regional shops, and mobile technical teams able to provide services worldwide, we help business aircraft operators get the most value from their aircraft ownership.

Customers often visit our major MRO facilities in Michigan, Nebraska, and Utah and are surprised at our vast array of services, our innovative solutions and our excellent customer service.

We provide aircraft acquisition & sales, airframe & engine maintenance, avionics installations, interior & paint completions/modifications, avionics/instrument/accessory repairs & overhauls and parts support for aircraft manufactured by Bombardier, Dassault, Textron, Gulfstream and Embraer. Our avionics satellites and engine Rapid Response teams provide avionics and engine services in the field for scheduled and AOG work. And our parts team gives 24/7/365 support worldwide with knowledgeable reps who answer the phone day or night.


All Services

Aircraft Sales

Airframe Maintenance

Avionics Installation

Components Repairs

Engine & APU

Engineering & STCs

FBO Services

Interior Refurbishment

Paint Refurbishment

Parts & Rotables Sale

Contact no:: +1 206-764-3962

Address:7023 Perimeter Rd S #110, Seattle, WA 98108, United States


4.JD Ott Co.

JD Ott was established in Seattle in 1943 by a local entrepreneur Jack Ott. His tenacious spirit is reflected in the ingenuity and “can do” attitude at JD Ott. J. D. Ott Company is a world class aerospace manufacturer with AS9102 and Nadcap accreditations. During 70+ years of existence, we have achieved a diverse specialization including milling, turning, grinding, thread rolling ..

  1. D. Ott Company is a world class aerospace manufacturer with AS9100D and Nadcap accreditation. During 70+ years of existence, we have achieved a diverse specialization including milling, turning, grinding, thread rolling, gundrilling, honing, heat treating, and assemblies. All this is made possible with an enthusiastic team of experienced employees and a dedication to excellence.

JD Ott was established in Seattle in 1943 by a local entrepreneur Jack Ott. His tenacious spirit is reflected in the ingenuity and “can do” attitude at JD Ott.








Contact no:+1 206-749-0777

Address: 2244 6th Ave S, Seattle, WA 98134, United States


5.Jet Parts Engineering

Aero Parts Mart is a Fort Worth, TX-based engineering design company that provides cost savings solutions through the design, production, and distribution of products to the regional segment of the aviation industry. APM customers include most of the world’s regional airlines and associated MRO and repair organizations. 

PG Aerotech is a 14 CFR Part 145 Certificated Repair Station specializing in custom-engineered alternative repairs. PGA partners with airlines and MROs around the world to develop repairs that provide reliability improvements and address cost and procurement issues associated with OEM parts and repairs.Safety and reliability are always PG Aerotech’s highest priorities. We employ cutting edge technologies in our repairs and validation, and each repair is backed by an 8130 tag or EASA Form 1.

Operations Specifications

Drug and Alcohol Consortium Certificate

Air Agency Certification

EASA Approval

Contact no: +1 206-281-0963

Address:4772 Ohio Ave S, Seattle, WA 98134, United States


6.Triumph Aerospace System-Seattle

Triumph Group designs, engineers, manufactures, repairs and overhauls a broad portfolio of aviation and industrial components, accessories, subassemblies, systems, and aircraft structures. We partner with original equipment manufacturers (OEMs) and operators of commercial, regional, business and military aircraft worldwide, to provide products and services that solve their hardest problems. So, whatever the part, component or complexity of assembly, Triumph Group is committed to quality, service and meeting the specialized needs of each customer.

Search Triumph Products and Services

OEM     Part Search

MRO     Maintenance Repair & Overhaul Search

Contact no: +1 425-636-9000

Address: 22922 NE Alder Crest Dr, Redmond, WA 98053, United States


7.Seattle Aviation Solutions

Seattle has a storied aviation history, with swashbuckling adventurers making balloon, dirigible and airplane flights in the city before 1910. While we love that history, Seattle Aviation Solutions is not a regional aviation services company — we’re worldwide, with clients around the globe. We boast some of the best technicians in the industry, and we procure only top-of-the-line new and rebuilt parts and systems. In addition, we offer services besides maintenance and repair, like inventory control and training.Our deep reservoir of expertise means we are able to serve both the commercial and military aviation markets.


Business Aviation Spare Parts

Commercial Aviation Spare parts

Business Aviation Services

Military Aviation Services

Contact no: +1 425-448-5005

Address: 18103 NE 68th St C200, Redmond, WA 98052, United States


8.Avionics Source

Founded in 2015, Seattle-based Avionics Source is the leading direct-to-consumer avionics, instruments, and pilot supplies retailer. Whether you’re looking for a panel mounted GPS, transponder, or an antenna, Avionics Source is your one-stop solution, providing access to thousands of products at low prices from more than 150 brands.

Avionics Source serves general aviation, corporate, military, and commercial aviation customers in both fixed-wing and rotor markets. Our service doesn’t stop with big selection and quick shipping times. Avionics Source also offers valuable in-house consulting, educating the most discerning customers to make informed purchase decisions.


Airspeed Indicators


Attitude Indicator

Carb Temp Indicators


Directional Gyros

Turn Coordinators



Contact no:+1 206-726-0088

Address:4742 42nd Ave SW #578, Seattle, WA 98116, United States


9.Honeywell Aerospace

Despite disruptions, enterprises are still being tasked to be more productive and efficient while cutting costs. To get there, they need to digitally transform by combining operational data to enable remote and autonomous operations that improve over time and easily extend to new systems. 



Buildings & Cities

Chemicals & Materials

Industrial & Manufacturing



Supply Chain

Contact no: +1 425-885-3711

Address:15001 NE 36th St, Redmond, WA 98052, United States


10.Pacific Northwest Aerospace Alliance

Pacific Northwest Aerospace Alliance is a non-profit organization that promotes the growth and global competitiveness of the Pacific Northwest Aerospace Cluster through:

Pacific Northwest Aerospace Alliance is a non-profit organization made up of coalition of aerospace companies that serve North America’s largest commercial aerospace manufacturing cluster which centers round The Boeing Company just outside of Seattle, Washington.

With members and affiliates around the world, PNAA strengthens the manufacturing supply chain through dynamic events designed to inform aerospace leaders, connect aerospace interests, and inspire industry collaboration and innovation.


Market Intelligence

Powerful Networking

Opportunities to Grow your Business

Contact no:+1 425-885-0290

Address: 16625 Redmond Way Ste M #187, Redmond, WA 98052, United States

FAQs (Frequently Asked Questions):

  1. What aerospace companies are based in Seattle? Discover the top aerospace companies in Seattle that are at the forefront of aviation advancements, contributing to the city’s status as an aerospace hub.
  2. How does Seattle contribute to the aerospace industry? Learn about Seattle’s pivotal role in the aerospace sector and how its companies contribute to innovations in aircraft manufacturing, technology, and space exploration.
  3. What makes Seattle an ideal location for aerospace companies? Explore the factors that make Seattle a preferred location for aerospace companies, including its skilled workforce, research institutions, and historical connections to aviation.
  4. Can I visit these aerospace companies in Seattle? Find out if these aerospace companies offer tours or visitor programs, allowing you to get a closer look at their facilities and the groundbreaking work they do.
  5. What are some notable achievements of Seattle’s aerospace companies? Delve into the remarkable achievements and milestones accomplished by Seattle’s aerospace companies, from building iconic aircraft to pushing the boundaries of space technology.
  6. How does the future look for Seattle’s aerospace industry? Gain insights into the future prospects of Seattle’s aerospace industry, including upcoming projects, technological advancements, and the city’s role in shaping the next generation of aviation.
Tajinder Singh: