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Meet our Team!
 

Hierarchy Architecture & Design PLLC is an architecture firm based in Manhasset, NY on the north shore of Long Island. Our company specializes in creating timeless designs that are seamlessly integrated into the home and neighborhood's existing context. Aesthetically, we are known for Clean Modern designs with clean and classic proportions, as well as Transitional and Traditional home designs. We provide our clients with a wide range of architectural services from large scale projects, like brand new ground-up homes, to smaller more detailed projects like custom millwork, and everything in between including interior & gut renovationskitchen renovations and bathroom renovations. One of the more distinguished services we offer is the restoration of old Tudor and Colonial homes in the Greater New York area. Whatever your architectural needs are, we are here to help. Our support extends well beyond the design phase as we are with you at every step of the home planning, designing and construction processes. Our mission is provide a strong foundation for your dream home.

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A commitment to excellence.
Each home is as unique as the people that live in it. 

Meet The Team

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TJ Costello

TJ is the founder and Principal Architect of Hierarchy, bringing a unique blend of expertise and leadership to the firm. A graduate of Cornell University, he is the only architect on Long Island who is both a member of the American Institute of Architects (AIA) and a Certified Kitchen Designer (CKD), setting himself apart in the industry. Originally from the Boston area, TJ has lived in Manhasset for over three decades, actively contributing to the local community by serving on various boards and charities. He is registered to practice in New York, New Jersey, and Florida, and holds several professional certifications that reflect his dedication to excellence and innovation in architecture.

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George Jamalyh

George graduated from the New York Institute of Technology in 2017 with a degree in Architecture. Bringing a wealth of experience from his previous work in an engineering firm, George has been a key part of the Hierarchy team since August 2021. As a project manager, he applies his technical expertise and leadership skills to ensure the successful execution of projects, consistently delivering high-quality results.

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Domenico Panzarino

Domenico is a graduate of the New York Institute of Technology, class of 2022, where he earned his degree in architecture. He brings fresh insights and a passion for design. Since joining the firm in May 2022, he has been diligently working toward building a successful career in architecture, contributing his creativity and technical skills to a range of projects.

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Angelina Badolato

Angelina graduated with honors from New York Institute of Technology in May 2024 with a Bachelor’s of Architecture degree. As the newest addition to the Hierarchy Team, she is enthusiastically pursing her career in architecture. Angelina has been with Hierarchy since January 2023.

SHAPE YOUR SPACE

Plan out your dream space today, request a free consultation!

Long Island architect, traditional & contemporary design, Hierarchy Architects + Designers, architecture firm
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Hierarchy Architecture + Design PLLC | Traditional + Contemporary Designs | Long Island Architect

Respectful of the past, excited about the future

Copyright @ 2025 Hierarchy Architecture + Design, PLLC

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