Siena’s Director of Operations Greg Antonopoulos has over four decades of construction industry experience. Greg grew up in Cambridge – less than one mile from Siena’s current offices. Despite that short path, it’s been a long, successful journey for one […] Finish story

Siena’s Sustainable Values = Partnerships + Outreach Among Siena’s core firm values is a focus on sustainability. We define sustainability in the holistic sense – as an ongoing process of maintaining our building-related commitments towards a lasting change for the […] Finish story

It’s said that a rolling stone gathers no Mosca. From humble beginnings shoveling snow to building ground up facilities and cutting edge labs, Siena’s Vice President Hank Mosca has pretty much seen and done it all. Hank has been a […] Finish story

Senior Project Manager Keith Kingdon joined Siena during the great hiring spree of 2021, and has quickly proven himself as an integral member of Team Siena. Keith brings a professional, personable, and collaborative approach to his projects and daily sit-downs […] Finish story

Siena is committed to fostering and promoting a culture of diversity and inclusion in the construction and trade industries. This extends to our hiring and subcontractor selection processes, it is our goal to better reflect the community that we serve […] Finish story

Assistant Project Manager Areej Siddiqui is one of the talented new hires that joined Siena in 2021. Areej has a passion for learning and a unique architectural background, which has brought her from her native Pakistan to Chicago – where […] Finish story

CAMBRIDGE, MA – Siena Construction has completed a 13,000 square-foot laboratory and office renovation project at 237 Putnam Avenue, a mixed-use, multi-tenant facility located within Blackstone Science Square in Cambridge’s Riverside neighborhood. Siena acted as the construction manager on the […] Finish story

CAMBRIDGE, MA – The Building Cambridge Futures Scholarship Fund, a nonprofit initiative created in 2020 by Siena Construction, is based upon the conviction that an educated, equitable society is essential to a healthy community. The purpose of the Scholarship Fund […] Finish story

Project Manager Sal Tardanico joined Siena in 2018, with the high recommendation from his life-long friend, Siena’s Director of Commercial Construction Anthony Di Carlo. Sal brings nearly a decade of healthcare management experience to his role as PM, including time […] Finish story

Project Manager Jess Baccari joined Siena in 2019, with the high recommendation from her brother and fellow Siena PM Andy Garnitz. Jess brings nearly a decade as a designer to her role as PM. She oversaw renovations at Harvard Law […] Finish story