Tweet/Garot Mechanical, Inc. announced the appointment of Ryan Macario as a project manager in the firm's HVAC department in Green Bay, WI. For the previous 14 years, Macario was with Johnson Controls, as an applications engineer and regional sales manager.

Macario is a graduate of Ferris State University, with a Bachelor's degree in HVAC Engineering Technology.

His responsibilities include management of HVAC projects including; manage, schedule, plan bidding/estimating functions, engineering, material procurement, design layout, shop drawing approval, manpower coordination, billing, and job closeout documentation.