In an occupied building, the drawings rarely tell the whole story. Existing systems, hidden conditions, and equipment requirements can create conflicts that lead to costly rework and delays if they aren’t identified before construction begins. While 3D building scans and […] Finish story

CAMBRIDGE, MA – As Siena Construction celebrates 35 years of building in 2026, we’re looking back at projects that have shaped our company and the communities we serve. Today, we’re highlighting our ongoing work at a landmark building in the […] Finish story

We’re proud to share that Siena Construction received our eighth consecutive National Safety Award at last week’s Associated General Contractors of Massachusetts (AGC MA) Safety Awards Luncheon in September. Shoutout to Terry Hayes, Philip Pavlovich, Jonathan Altman, and Alex Schlossberg […] Finish story

As Siena Construction celebrates 35 years of building in 2026, we’re looking back at some of the projects and places that have shaped our company and the communities we serve. Today we’re looking at the neighborhood that’s been called “the […] Finish story

You can’t spell “cool” (or “loco”) without COO. Today we’re celebrating a quarter century of service by George Poulos, Siena Construction’s fearless Chief Operating Officer. In 2001, Pat Hayes and Greg Antonopoulos took a chance on a young guy and […] Finish story

Our people have great stories to share, and in 2026 we’re excited highlight our team through our Employee Spotlight series. Senior Content Manager Andy Peterson joined Siena in 2014. As Senior Content Manager, Andy creates public and internal aspects of […] Finish story

Project Manager Al McAuliffe joined Siena Construction in 2013. In his management role, Al has overseen planning, execution, and delivery of many complex, high visibility spaces for clients throughout Greater Boston: Life Sciences (Entrada Therapeutics, Takeda Pharmaceuticals, Foundation Medicine), Higher […] Finish story

Project Manager Jessie Guilfoy joined Siena in 2024, bringing nearly two decades of related construction and facilities management experience. Previously as a Senior Construction Manager, Jessie oversaw planning, execution, and delivery of capital projects for a life science research firm […] Finish story

King Street Crossing is a 50-acre mixed-use campus in Littleton that is now undergoing redevelopment by property owner Lupoli Companies. Over six months, Siena managed several renovation phases, including infrastructure upgrades for the landlord and a full interior fitout for […] Finish story

BOSTON, MA – In the middle of a boisterous elementary school lunchroom, two fifth grade classmates sit at a communal lunch table, sifting through a pile of 52 colorful Lego shapes. Each student has her designated role. The Manager reads […] Finish story