Jay Longtin, LEED AP
DIRECTOR OF QUALITY
As a tenured design professional in the greater New England market, Jay has worked on a wide range of projects in multiple sectors, including custom single-family homes, industrial, historic preservation, education, senior living, hospitality, manufacturing, contracting, as well as student and multifamily housing. Jay’s collaboration with clients, construction partners, and the production team highlights his passion for the built environment.
As the Director of Quality, Jay is responsible for meeting a high standard of excellence, compliance, and constructability for every project designed by Market Square Architects. Through a consistent and predictable QA/QC framework tailored to MSA’s design process, Jay has created a standardized procedure, checklist, and quality guidelines for projects at each stage of design.
Jay’s unique approach and strong guidance helps the QA/QC team to establish benchmarks for quality, identify potential issues and discrepancies early in the process and reduce project delays, budget overruns, and re-design while ensuring regulatory compliances are met. Jay helps mitigate project risk by adding a layer of review, team leadership, and a keen eye to every MSA project.
FAVORITE QUOTE:
“Trust, but verify” – Ronald ReaganFAVORITE PROJECT:
Any one where everyone is happy afterwards.SOMETHING FUN/INTERESTING ABOUT JAY:
I do not have a middle name.CliftonStrengths™ Traits:
Input, Deliberative, Restorative, Relator, Consistency

Jay Longtin, LEED AP
DIRECTOR OF QUALITY
As a tenured design professional in the greater New England market, Jay has worked on a wide range of projects in multiple sectors, including custom single-family homes, industrial, historic preservation, education, senior living, hospitality, manufacturing, contracting, as well as student and multifamily housing. Jay’s collaboration with clients, construction partners, and the production team highlights his passion for the built environment.
As the Director of Quality, Jay is responsible for meeting a high standard of excellence, compliance, and constructability for every project designed by Market Square Architects. Through a consistent and predictable QA/QC framework tailored to MSA’s design process, Jay has created a standardized procedure, checklist, and quality guidelines for projects at each stage of design.
Jay’s unique approach and strong guidance helps the QA/QC team to establish benchmarks for quality, identify potential issues and discrepancies early in the process and reduce project delays, budget overruns, and re-design while ensuring regulatory compliances are met. Jay helps mitigate project risk by adding a layer of review, team leadership, and a keen eye to every MSA project.
FAVORITE QUOTE:
“Trust, but verify” – Ronald ReaganFAVORITE PROJECT:
Any one where everyone is happy afterwards.
SOMETHING FUN/INTERESTING ABOUT JAY:
I do not have a middle name.
CliftonStrengths™ Traits:
Input, Deliberative, Restorative, Relator, Consistency