Arsenal Capital Partners Completes Acquisition of ThermoSafe
Arsenal Capital Partners completed the acquisition of ThermoSafe from Sonoco (NYSE: SON) on November 3, 2025. ThermoSafe, based in Arlington Heights, Illinois, is a global provider of temperature assurance technologies for pharmaceuticals, biologics, vaccines, and other healthcare products, offering bio-based insulation, reusable solutions, and customized testing via ISC Labs®.
Arsenal said the deal aligns with its focus on specialty packaging and healthcare technologies and plans to partner with ThermoSafe leadership to expand the business. Raymond James and Morgan Stanley served as financial advisors; Kirkland & Ellis and Freshfields served as legal counsel.
Arsenal Capital Partners ha completato l'acquisizione di ThermoSafe da Sonoco (NYSE: SON) il 3 novembre 2025. ThermoSafe, con sede a Arlington Heights, Illinois, è un fornitore globale di tecnologie per la garanzia della temperatura per prodotti farmaceutici, biologici, vaccini e altri dispositivi sanitari, offrendo isolamento a base biologica, soluzioni riutilizzabili e test personalizzati tramite ISC Labs®.
Arsenal ha affermato che l'operazione è in linea con il suo focus su imballaggi specialty e tecnologie sanitarie e pianifica di collaborare con la leadership di ThermoSafe per far crescere l'attività. Raymond James e Morgan Stanley hanno agito come consulenti finanziari; Kirkland & Ellis e Freshfields hanno agito come consulenti legali.
Arsenal Capital Partners completó la adquisición de ThermoSafe de Sonoco (NYSE: SON) el 3 de noviembre de 2025. ThermoSafe, con sede en Arlington Heights, Illinois, es un proveedor global de tecnologías de aseguramiento de la temperatura para productos farmacéuticos, biológicos, vacunas y otros productos de atención médica, ofreciendo aislamiento a base biológica, soluciones reutilizables y pruebas personalizadas a través de ISC Labs®.
Arsenal dijo que el acuerdo se alinea con su enfoque en envases especializados y tecnologías para la salud y planea asociarse con el liderazgo de ThermoSafe para ampliar el negocio. Raymond James y Morgan Stanley actuaron como asesores financieros; Kirkland & Ellis y Freshfields actuaron como asesores legales.
Arsenal Capital Partners가 2025년 11월 3일 ThermoSafe를 Sonoco(NYSE: SON)로부터 인수 완료했습니다. 일리노이주 알링턴하이트즈에 기반을 둔 ThermoSafe는 제약, 생물학적 제제, 백신 및 기타 의료 제품을 위한 온도 보장 기술의 글로벌 공급업체로, 바이오 기반 단열재, 재사용 가능한 솔루션 및 ISC Labs®를 통한 맞춤 테스트를 제공합니다.
Arsenal은 거래가 특수 포장 및 의료 기술에 집중하는 전략과 일치하며 ThermoSafe 경영진과 협력해 비즈니스를 확장할 계획이라고 밝혔습니다. Raymond James와 Morgan Stanley가 재무 자문으로, Kirkland & Ellis와 Freshfields가 법률 자문으로 각각 참여했습니다.
Arsenal Capital Partners a mené à terme l'acquisition de ThermoSafe auprès de Sonoco (NYSE: SON) le 3 novembre 2025. ThermoSafe, basé à Arlington Heights, dans l’Illinois, est un fournisseur mondial de technologies d’assurance de la température pour les produits pharmaceutiques, biologiques, vaccins et autres produits de soins de santé, proposant isolation à base biologique, solutions réutilisables et tests personnalisés via ISC Labs®.
Arsenal a déclaré que l’opération est conforme à son objectif de packaging spécialisé et de technologies de santé et prévoit de s’associer à la direction de ThermoSafe pour développer l’activité. Raymond James et Morgan Stanley ont agi en tant que conseillers financiers; Kirkland & Ellis et Freshfields ont été des conseils juridiques.
Arsenal Capital Partners hat die Übernahme von ThermoSafe von Sonoco (NYSE: SON) am 3. November 2025 abgeschlossen. ThermoSafe mit Sitz in Arlington Heights, Illinois, ist ein globaler Anbieter von Technologien zur Temperaturabsicherung für Pharmazeutika, Biologika, Impfstoffe und andere Gesundheitsprodukte und bietet biobasierten Dämmstoff, wiederverwendbare Lösungen und maßgeschneiderte Tests über ISC Labs®.
Arsenal sagte, der Deal stimme mit dem Fokus auf Spezialverpackungen und Gesundheitstechnologien überein und plane, mit der Führung von ThermoSafe zusammenzuarbeiten, um das Geschäft auszubauen. Raymond James und Morgan Stanley fungierten als Finanzberater; Kirkland & Ellis und Freshfields fungierten als Rechtsberatung.
Arsenal Capital Partners أنهت الاستحواذ على ThermoSafe من Sonoco (NYSE: SON) في 3 نوفمبر 2025. ThermoSafe، ومقرها في Arlington Heights، إلينوي، هي مزود عالمي لتقنيات ضمان الحرارة للمنتجات الصيدلانية، والبيولوجية، واللقاحات، وغيرها من منتجات الرعاية الصحية، وتقدم عزلًا قائمًا على المصادر الحيوية، وحلولًا قابلة لإعادة الاستخدام، واختبارات مخصصة عبر ISC Labs®.
قالت Arsenal إن الصفقة تتماشى مع تركيزها على التغليف المتخصص وتقنيات الرعاية الصحية وتخطط للشراكة مع قيادة ThermoSafe لتوسيع الأعمال. رايموند جيمس ومورجان ستانلي عملوا كمستشارين ماليين؛ كيركلاند آند إليس وفريشفيلدز خادما كمستشارين قانونيين.
- Acquisition completed on Nov 3, 2025
- ThermoSafe holds global cold-chain expertise for pharma, biologics, vaccines
- Arsenal has prior specialty-packaging experience with multiple portfolio companies
- Purchase price and transaction terms not disclosed
- No financial guidance or revenue impact disclosed for Sonoco or ThermoSafe
Insights
Arsenal completed the acquisition of ThermoSafe from Sonoco on
The transaction moves ThermoSafe from a diversified public owner to a specialist private equity sponsor, concentrating operational and strategic resources on temperature‑assurance packaging and related services. Arsenal’s stated domain experience across specialty packaging and prior portfolio companies suggests access to sector know‑how, potential operational improvements, and cross‑portfolio commercial channels.
Key dependencies include successful integration of ThermoSafe into Arsenal’s industrial growth model, retention of technical and sales leadership, and continued regulatory compliance for pharmaceutical packaging. Risks are typical for carve‑outs: potential short‑term customer concerns about continuity, and execution risk in scaling reusable and bio‑based solutions while preserving validation services provided by ISC Labs®.
Watch for three concrete signals over the next 12–24 months: public statements on integration milestones and leadership continuity, customer retention or contract renewals involving major pharma accounts, and any announced capital investments or add‑on acquisitions that expand the product portfolio or capacity. These items will clarify whether the deal yields durable commercial growth versus a neutral operational reset.
Based in
"ThermoSafe's leadership in cold chain solutions aligns with Arsenal's focus on partnering with and helping to build businesses that deliver innovation and lasting value," said George Abd, an Operating Partner of Arsenal. "With decades of domain and technical expertise in the technology-rich industrial growth sectors, Arsenal is looking forward to partnering with Jim Lassiter and his team to further strengthen ThermoSafe's position as a value-added partner providing innovative solutions to its markets and customers."
"This strategic partnership with Arsenal will further accelerate ThermoSafe's growth, enabling us to continue to advance our technology and product portfolio to meet the evolving needs of our global customer base," said Jim Lassiter, CEO of ThermoSafe. "The closing of this transaction is a testament to the caliber and commitment of the teams involved, who have ensured a smooth transition for colleagues and the customers that we serve."
"We are delighted to work alongside the entire ThermoSafe team as they enter this next chapter of growth, staying true to the mission of addressing cold chain challenges that improve lives," said Matthew Teller, a Principal of Arsenal. "Together, we will build on ThermoSafe's strong foundation and reinforce the company's position as a globally trusted strategic supplier of temperature assurance technologies."
Arsenal has deep expertise across specialty packaging and related markets. Current and prior portfolio companies include Airnov Healthcare Packaging, Spartech, POLYWOOD, Revolution, and Chroma Color Corporation.
Raymond James acted as lead financial advisor to Arsenal and Kirkland & Ellis LLP served as legal counsel to Arsenal. Morgan Stanley & Co. LLC acted as financial advisor to Sonoco and Freshfields LLP served as legal counsel to Sonoco.
About Arsenal Capital Partners
Arsenal Capital Partners is a leading private equity investment firm that specializes in building market-leading industrial growth and healthcare companies. Since its inception in 2000, Arsenal has raised institutional equity investment funds totaling over
About ThermoSafe
ThermoSafe is a global leader in temperature assurance technologies, delivering innovative systems that ensure the safe and efficient transport of pharmaceuticals, biologics, vaccines, and other healthcare products. ThermoSafe's comprehensive portfolio – ranging from parcel shippers to bulk and reusable solutions are designed to maintain precise refrigerated, frozen, and controlled room temperature conditions. Through its ISC Labs®, ThermoSafe provides customized design and testing services, innovative packaging solutions, and comprehensive qualification and validation support to meet stringent regulatory requirements. With decades of experience and a commitment to sustainability, ThermoSafe partners with the world's leading healthcare and life sciences organizations to solve cold chain challenges and improve patient outcomes. For more information, visit www.thermosafe.com.
About Sonoco
Founded in 1899, Sonoco is a global leader in value-added, sustainable metal and fiber consumer and industrial packaging. Sonoco is a multi-billion-dollar enterprise with approximately 23,400 employees working in 285 operations in 40 countries, serving some of the world's best-known brands. Guided by its purpose of Better Packaging. Better Life., it strives to foster a culture of innovation, collaboration and excellence to provide solutions that better serve all stakeholders and support a more sustainable future. In 2025, Sonoco was named one of America's Most Admired and Responsible Companies by Newsweek and by
Contact for Arsenal:
Ellen Pavlovsky
epavlovsky@arsenalcapital.com
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SOURCE Arsenal Capital Partners
FAQ
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