Callan JMB Appoints Former Assistant Commissioner of Chicago Department of Health, Christopher Shields, as Senior Vice President of Emergency Preparedness & Response/Government Affairs

Christopher Shields, an industry veteran who oversaw operations and logistics at the city of Chicago’s Emergency Preparedness and Bioterrorism program, will focus on growing Callan JMB’s emergency preparedness & response operations into new U.S. cities, states, and other countries.

SPRING BRANCH, Texas, April 25, 2025 (GLOBE NEWSWIRE) -- Callan JMB INC. (NASDAQ: CJMB) (“Callan JMB” or the “Company”), an integrative logistics company empowering the healthcare industry and emergency management agencies through fulfillment, storage, monitoring, and cold chain logistics services, today announced the appointment of former Assistant Commissioner of the Chicago Department of Public Health, Christopher Shields, as Senior Vice President, Emergency Preparedness & Response/Government Affairs.

Mr. Shields is an industry veteran with decades of experience managing complex public safety responses to a diverse array of crises both domestically and internationally. Most recently, Mr. Shields served for over 14 years as Assistant Commissioner at the Chicago Department of Public Health, where he oversaw operations and logistics for the city’s Emergency Preparedness and Bioterrorism program. His responsibilities included managing day-to-day operations of the Tier 1 Medical Pharmacy, overseeing advanced vaccine inventory and storage systems, and leading critical functions such as the Continuity of Operations group, Emergency Operations Planning team, and Tactical Communications platform.

“Christopher is a well-respected industry leader in the field of emergency management and planning, and someone I have had the privilege of working alongside with at the city of Chicago for many years,” said Wayne Williams, CEO & Chairman of Callan JMB. “We are honored to welcome him to our team. His unique perspective, deep relationships, and real-world experience will be invaluable as we continue to scale up our operations. There is tremendous opportunity for us to expand emergency preparedness and response into new cities and states we are not yet in. Christopher’s relationships and reputation will help us accelerate our entrance into these new territories.”

Mr. Shields commented, “I respect Wayne tremendously for his values, service for our country, and the diligence he and his team have put into their business. I look forward to joining this family-owned business and assisting in exploring further growth opportunities together.”

Mr. Shields has held various leadership positions responsible for humanitarian aid/disaster relief (HADR) and emergency responses to health impacts including September 11, 2001, Hurricane Katrina 2005, H1N1 Pandemic 2009-2010, NATO 2012, Ebola 2014-2016, Hurricane Maria, SARSCoV-2 Pandemic 2020-2023, Operation Allies welcome, Monkey Pox MPV outbreak 2022, humanitarian migration response from South America (2022 - ongoing), Ebola (Sudan virus) 2022-2023, Measles 2024, the Democratic National Convention (DNC) 2024 and the Rwanda Marburg operation/ORD 2024.

About Callan JMB Inc.

Callan JMB Inc. is an integrative logistics company empowering the healthcare industry and emergency management agencies through fulfillment, storage, monitoring, and cold chain logistics services to secure medical materials and protect patients and communities with compliant, safe, and effective medicines. Our combined expertise in supply chain logistics, thermodynamics, biologics, inventory management, regulatory compliance and emergency preparedness is unparalleled in the industry. We offer a gold standard in client experience with customizable interfaces, next-level reliability in shipping and environmental sustainability in our specialty packaging.

Forward-Looking Statement

This press release contains “forward-looking statements” within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended (the “Exchange Act”) (which Sections were adopted as part of the Private Securities Litigation Reform Act of 1995). Statements preceded by, followed by or that otherwise include the words “believe,” “anticipate,” “estimate,” “expect,” “intend,” “plan,” “project,” “prospects,” “outlook,” and similar words or expressions, or future or conditional verbs, such as “will,” “should,” “would,” “may,” and “could,” are generally forward-looking in nature and not historical facts. These forward-looking statements involve known and unknown risks, uncertainties and other factors which may cause the Company’s actual results, performance, or achievements to be materially different from any anticipated results, performance, or achievements for many reasons. The Company disclaims any intention to, and undertakes no obligation to, revise any forward-looking statements, whether as a result of new information, a future event, or otherwise. For additional risks and uncertainties that could impact the Company’s forward-looking statements, please see the Company’s Registration Statement Under the Securities Act of 1933 on Form S-1, including but not limited to the discussion under “Risk Factors” therein, which the Company filed with the SEC and which may be viewed at .

Investor Contacts:

Valter Pinto, Managing Director

KCSA Strategic Communications



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