News
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COMMUNIQUÉ DE PRESSE
Callahan Construction Managers Named to Boston Business Journal's Middle Market Leaders List
Callahan Construction Managers named to Boston Business Journal's 2024 Middle Market Leaders list for the first time. Recognized for exceptional growth and industry-leading construction services -
COMMUNIQUÉ DE PRESSE
Callahan Construction Managers Achieves World-Class Safety Performance with Platinum Rating in ABC STEP Program
Callahan Construction Managers achieves Platinum-level certification in ABC's STEP Safety Management System, enhancing safety culture and performance for the company and its clients -
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COMMUNIQUÉ DE PRESSE
Callahan Construction Earns Excellence in Construction Award from ABC MA
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COMMUNIQUÉ DE PRESSE
Callahan Construction Completes Two Projects for Anthology Senior Living
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