Join JB&B and shape the future of the built environment!     Founded in 1915, Jaros, Baum & Bolles has been a pillar of engineering innovation in New York City for over a century.

Specializing in  mechanical, electrical, plumbing (MEP) , JB&B has contributed to some of the most iconic buildings.  In  October 2025 , JB&B joined forces with  Trinity Consultants , a global consulting firm focused on the natural and built environments.

JB&B now operates within  Trinity’s  Built Environment division , combining its deep expertise in high-performance building systems with Trinity’s strengths in  acoustic design,  facility operations,  commissioning,  and  technology strategy .  This strategic merger expands JB&B’s capabilities and offers employees:

•   Access to a broader portfolio  of international proj...