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Your Trusted Architectural Design Partner in Essex, CT
Penniman Architects has evolved since its founding, with its team of architects forming independent practices while maintaining collaborative ties. Our firm specializes in high-performance building projects, combining decades of experience with cutting-edge sustainable design principles. Our professionals hold prestigious certifications including LEED Accreditation and Certified Passive House Consultant status, reflecting our commitment to energy-efficient architecture. We serve clients across Connecticut, New York, Rhode Island, Massachusetts, and Maine, offering expertise in residential and commercial projects. Our team's extensive background includes work on award-winning LEED-certified buildings and innovative passive house designs.

We maintain strong affiliations with industry organizations like the American Institute of Architects and the US Green Building Council. Our approach emphasizes personalized service, collaborative problem-solving, and technical excellence in every project. With deep roots in New England's architectural landscape, we continue to push boundaries in sustainable design. Our principals have decades of combined experience in both large-scale institutional projects and intimate residential commissions. We remain dedicated to advancing environmentally responsible architecture while maintaining the highest professional standards.
Services
Architectural Design Residential Projects Commercial Projects Sustainable Design Renovations
Highlights and features
  • We offer LEED Accredited Professionals with proven sustainability expertise
  • Our team includes Certified Passive House Consultants with international certification
  • We maintain active memberships in leading architectural organizations
  • Our architects have decades of combined experience in diverse project types
  • We provide personalized service with technical excellence in sustainable design
Associations and certifications
  • US Green Building Council
  • Passive House Institute
Services
Architectural Design
Our architectural design services combine creative vision with technical expertise to create functional, aesthetically pleasing spaces. We work closely with clients to understand their unique needs and translate them into innovative designs. Our approach emphasizes sustainability, energy efficiency, and contextual appropriateness while maintaining strict adherence to building codes and regulations.
Sustainable Design
We specialize in sustainable design solutions that minimize environmental impact while maximizing energy efficiency. Our team includes LEED Accredited Professionals and Certified Passive House Consultants who implement cutting-edge techniques in energy conservation and eco-friendly materials. We help clients achieve their sustainability goals through innovative, code-compliant designs.
Residential Projects
Our residential architecture services focus on creating personalized living spaces that reflect each client's unique lifestyle. We handle projects ranging from new construction to renovations, with expertise in coastal vernacular architecture and modern sustainable homes. Our team guides clients through every phase from concept to completion.
Commercial Projects
We provide comprehensive architectural solutions for commercial buildings, including office spaces, educational facilities, and institutional projects. Our experience spans from small renovations to large-scale developments, always prioritizing functionality, accessibility, and energy efficiency while meeting specific business requirements.
Renovations
Our renovation services transform existing structures into modern, functional spaces while preserving architectural integrity. We specialize in updating historic buildings with contemporary amenities and improving energy performance. Our process includes thorough assessment of existing conditions and collaborative development of renovation strategies that meet client needs.
People
George Penniman
Principal Architect
Principal Architect with over 35 years of experience, specializing in high-performance buildings. LEED AP and Certified Passive House Consultant with expertise in sustainable design and energy-efficient architecture.
Peggy Sullivan
Principal Architect
Experienced architect with 20+ years in residential and commercial projects. LEED Green Associate specializing in coastal architecture and sustainable design solutions for luxury properties in New England.
Stephen Fennell
Principal Architect
Architect with extensive experience in diverse project types including LEED-certified buildings. Specializes in integrating technical expertise with creative design solutions for both residential and commercial developments.
Cat Santos Young
Senior Associate Architect
Certified Passive House Consultant with expertise in sustainable residential design. Focuses on collaborative client relationships and innovative energy-efficient solutions for custom home building projects.
Zachary Nelson
Associate Architect
Architect with specialized knowledge in coastal vernacular architecture. Combines technical proficiency with environmental awareness to create context-sensitive designs that enhance community character.
Questions
What architectural services do you offer?
We provide comprehensive architectural services including new construction, renovations, sustainable design, LEED certification, and Passive House consulting for residential and commercial projects.
Are you available for high-performance building projects?
Yes, we specialize in high-performance buildings with multiple certified professionals in LEED and Passive House standards on our team.
How do you approach the design process?
We follow a collaborative process starting with existing conditions assessment, programming, schematic design, construction documents, and construction administration to ensure project success.
What areas do you serve?
We primarily serve Connecticut, New York, Rhode Island, Massachusetts, and Maine with architectural projects tailored to New England's unique environmental and regulatory context.
Can you help with sustainable building certifications?
Yes, our team includes LEED Accredited Professionals and Certified Passive House Consultants who can guide projects through various sustainability certification processes.