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Principal Designer & Owner

Mindi Poston Gay, Assoc. A.I.A.  

Mindi Poston Gay has been practicing architecture and interior design for over 24 years.  Raised in the design mecca of Miami, Florida, she was surrounded by a family of artists, designers, builders and engineers that influenced her career in many ways. 

She is a graduate of the Boston Architectural College (BAC) with a degree in Architecture. She’s worked on complex projects at renowned architectural and interior design firms including Payette Associates, Boston, MA; EGA Architects, Newburyport, MA; and high-end residential firms TMS Architects of Portsmouth, NH; and Carpenter & MacNeille Architects, Builders and Interiors, Essex, MA. She has also been collaborating with Derek Rubinoff Architect with his Boston based firm on commercial projects.

Her work has been featured in Architectural Digest, Design New England Magazine, New England Home Design Magazine, North Shore Magazine, Newburyport Magazine, The Boston Globe, USA Today Home Magazine, as well as Apartment Therapy, Discovery Channel and Planet Green Channel. 

She currently lives in Newburyport, MA with her husband and two sons. In her free time, she can be found foraging in nature and gathering inspiration from her home by the sea in mid-coast Maine.


Vice President of Architectural Services

Derek Rubinoff, AIA, LEED AP, NCARB

Since earning his Bachelor of Architecture degree at Carnegie Mellon, Derek has worked in the field for over 25 years in a number of Boston’s leading architectural firms, including Bergmeyer, Arrowstreet, Prellwitz/Chilinski, and Dimella Shaffer and his own practice. Derek is licensed to practice architecture in both Massachusetts and Connecticut and holds an NCARB certificate in good standing, reciprocal in most states. His focus on green initiatives helped him achieve an advanced LEED Certification -- A LEED Professional Credential provides the assurance of an individual’s current level of competence and is the mark of the most qualified, educated, and influential green building professionals in the marketplace.

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Business Development, Client Services

Phin Gay

With a lifetime love of architecture, finance and real estate development, Phin assists clients through the overall design/build process so MPG Home Design services are delivered in a way that provides optimal value.

Our goal is to help homeowners understand and evaluate potential costs, determine viability, and ensure that home investments aren’t just about building structures, but building equity in the home.