Karman Space & Defense acquired Industrial Solid Propulsion (ISP), a provider of small-diameter energetic and propulsion technologies based in the United States, for $58 million on May 28, 2025. The acquisition is aimed at strengthening Karman's core competency in energetics and expanding its offering in small-diameter solid propellant technologies.

Acquirer
CompanyKarman Space & Defense (US)
Deal value$58m
Type of transactionAcquisition
Closing dateMay 28, 2025
Advisors
Buy-side financialCiti
Sell-side financialKAL Capital
Buy-side legalJeffer Mangels Butler & Mitchell (JMBM), Willkie Farr & Gallagher
Sell-side legalJeffer Mangels Butler & Mitchell (JMBM)

Deal Mechanics

Karman Space & Defense, a leader in rapid design and production of critical system solutions for launch vehicles, satellites, spacecraft, missile defense, hypersonic, and unmanned aerial systems (UAS), completed the acquisition of ISP on May 28. The deal was valued at $58 million, with Citi acting as buy-side financial advisor and KAL Capital serving as sell-side financial advisor.

JMBM represented ISP in the transaction, providing legal counsel to facilitate the sale process alongside Willkie Farr & Gallagher for the buyer's legal needs. Jeffer Mangels Butler & Mitchell partner David Ma led the team advising ISP, with support from William Newman, Donny Wiesel, Jamie Ogden, Nathan Shaw, Sara Baird, and Noah Soofer.

Strategic Rationale

The acquisition is part of Karman's strategic plan to enhance its market position in the defense and aerospace sectors. ISP’s expertise in small-diameter energetic and propulsion technologies complements Karman’s core competency in energetics, enabling the company to better serve its customers with advanced solutions.

Financial Context

The deal adds a valuable technology provider to Karman's portfolio, potentially boosting revenue streams through expanded product offerings. ISP has more than 40 years of experience in developing tactical boost motors and solid rocket propellant gas generators, among other specialty systems.