Your Plum Builders Team

Alfonso P. Giaquinto
Alfonso P. GiaquintoPresident
Al Giaquinto is a Graduate Master Builder (GMB), a Certified Green Professional (CGP), and a Certified Graduate Remodeler (CGR); these credentials are awarded by the National Association of Home Builders. Al also has an MBA in Finance. He is a member of the Board of Directors of Long Island Builders Institute (LIBI) and Chair of the East End Council of the Long Island Builders Institute. He is a past president of the NKBA Advisory Council of Builders and Remodelers. Al is a member of the 17 Lex Society, a supporter of Bernard Baruch College (where he also mentors young entrepreneurs), and is the creator of The Modern Barn®.
Catherine Tremblay
Catherine TremblayKitchen/Bath Design and Production
After 4 years of forging relationships through Marketing at Plum, creating The Modern Barn® brand, and project managing her own home, Catherine moved into Design and Production. She is a former public educator. Catherine joined the Plum Team in June 2012.
Mary Giaquinto
Mary GiaquintoHead of Marketing and Chairwoman
Mary is a founding member of Plum Builders. She earned a Certificate in Construction Project Management from NYU. Mary has held every position within the company over the years (some say, even President!).
Maritza Guichay
Maritza GuichayController
Maritza has a BA in business administration from Stony Brook University and is currently pursing an MBA at Baruch College. She is a Certified Tax Preparer and has spent 12 years in accounting. Maritza joined the Plum Team in January 2014.
Eric Cioffi
Eric CioffiSenior Project Manager
Eric’s background is in architecture and construction management and is LEED certified. He spent 12 years with an architecture and engineering firm and 4.5 years as a residential Project Manager. Eric joined the Plum Team in 2015.
John Larmor
John LarmorArchitectural Designer and Project Manager
John holds a Master of Architecture from the University of Michigan and a Bachelor of Studio Art from Stony Brook University. He brings over 10 years combined experience in the fields of Architecture, Landscape Architecture, and Construction from New York City and the East End of Long Island. John joined the Plum Team in 2015 as an Architectural Designer and, in 2016, became a Project Manager.
Sarah Prescott
Sarah PrescottAdministrative Assistant
Sarah is a licensed realtor with marketing experience. She holds a BA in business administration with a minor in economics. Sarah has worked in interior design and architecture in design studios and in the field. She joined the Plum Team in 2017.