Aerospace & Defense - Keystone Business Advisors

Selling an Aerospace & Defense Business

When it comes to selling an aerospace and defense company, the stakes are high and so are the opportunities. These companies often operate in highly specialized, regulated, and mission-critical industries, making them attractive targets for strategic buyers and private equity groups. But selling a company in this sector takes deep industry knowledge, strong buyer networks, and a structured M&A process. That’s where Keystone Business Advisors comes in.

With over two decades of experience guiding owners through successful business sales, Keystone has developed a proven track record in the aerospace and defense sector. Our recent transactions highlight the value we bring to founders and shareholders looking to exit on the right terms.

Recent Success Stories in Aerospace & Defense

Llamas Plastics, Inc. – This AS9100-certified manufacturer serves leading aerospace customers with high-performance aircraft windows and canopies. Keystone guided the founders through a competitive sale process that resulted in a successful acquisition by Lee Aerospace, a Wichita, Kan. based industry leader in aftermarket aircraft windows, aircraft window repairs, aerostructures and aircraft composite manufacturing. The transaction simultaneously ensured continuity of operations and brought improved technology and engineering capabilities, resulting in immediate cost-savings and improved operational efficiency.
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ENPRO Engineered Products Inc.- A manufacturer of custom-designed and manufactured components for the commercial aircraft industry, ENPRO was a direct competitor of Reinhold Industries, Inc. Keystone facilitated a strategic sale to Reinhold, which manufactures similar engineered composite components for defense and commercial aerospace applications. The acquisition expanded Reinhold’s market share and gave them a critical manufacturing footprint in Southern California, strengthening their presence and customer reach in the region.

Advanced Manufacturing – Specializing in precision machining and components for aerospace, defense, and medical applications, this company had both strong financials and deep customer relationships. Keystone helped position the business to attract premium buyers and ultimately closed a transaction with L&S Machine Co., that aligned with the owner’s goals for legacy and continued innovation.
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See more of our successful Aerospace & Defense and Manufacturing transactions here

What Sets Keystone Apart

Keystone brings more than just transaction expertise, we offer aerospace and defense business owners a partner who understands:

AS9100, ITAR, and other regulatory complexities
Long sales cycles and customer qualification processes
Valuation drivers like certifications, contracts, and backlog
How to market niche technical capabilities to the right buyers

Our team manages the entire process, from business valuation and confidential marketing to buyer screening, negotiations, and due diligence, allowing business owners to focus on running their companies while we work toward a successful close.

Thinking About Selling Your Aerospace & Defense Company?

Whether you’re planning to retire, transition to new leadership, or explore strategic options, Keystone can help you evaluate your next steps. We understand what drives value in the aerospace and defense market and how to bring the right buyers to the table.

Our M&A Advisors

Keystone Business Advisors are Los Angeles based M&A advisory and Business brokerage firm offering sell-side advisory services to privately held business having up to $50 million in annual revenue. Our track record of success allows us to locate and negotiate with active and leading buyers on behalf of our clients. Our business brokers are well versed in the latest industry insights and trends and provide opinion of value and assessment of things you can do to better prepare your business for sale in advance at no cost.