Business Details
37 Years
experience
Your Trusted Long Beach Architect for Residential & Commercial Projects
At Mark D Geiselman Architect, we specialize in creating tailored architectural solutions that reflect our clients' unique visions and requirements. With over 30 years of experience serving the New York Metro Area, our firm combines deep industry expertise with a personalized approach to deliver exceptional residential and commercial projects. Our team prioritizes collaboration, ensuring clients are actively involved in every decision, milestone, and accomplishment throughout the design and construction process. We hold certifications including AIA membership and LEED AP BD+C accreditation, underscoring our commitment to sustainable and innovative design.Our focus on quality extends to every project, whether it's a custom home, commercial facility, or medical building, ensuring results that exceed expectations. We pride ourselves on treating every client as part of our family, offering transparent communication and meticulous attention to detail from initial concept to final execution. Our Long Beach, NY-based team brings local market knowledge and a passion for creating spaces that inspire and endure.
Services
Residential Architecture
Commercial Architecture
Medical Facility Design
Industrial Architecture
Home Additions
Sustainable Design
Construction Drawings
Space Planning
Project Administration
Energy-Efficient Homes
Details
- Year established: 1989
Highlights and features
- We have over 30 years of architectural experience in the New York Metro Area.
- Our team includes LEED-certified professionals specializing in sustainable design.
- We offer full-service architectural solutions from concept to construction.
- Our client-first approach ensures personalized attention to every project detail.
- We maintain active AIA membership and multi-state architectural licenses.
Associations and certifications
- AIA
- LEED AP BD+C
- Registered Architect, New York
- Registered Architect, New Jersey
- Registered Architect, Connecticut
Services
Residential Architecture
We create custom residential spaces tailored to family needs, including new builds, renovations, and energy-efficient homes. Our process emphasizes client collaboration, ensuring every detail reflects personal preferences while maintaining structural integrity and local code compliance. With over 25 years of experience in Long Island residential projects, we deliver designs that balance functionality with aesthetic appeal.
Commercial Architecture
Our commercial architecture services cover office spaces, retail centers, and religious facilities. We focus on optimizing layouts for business operations while incorporating sustainable materials and modern design principles. Our team manages projects from initial concept through construction, ensuring timely delivery that meets both budgetary and functional requirements for commercial clients.
Medical Facility Architecture
We specialize in designing medical facilities that prioritize patient comfort, accessibility, and regulatory compliance. Our expertise includes creating spaces that accommodate specialized equipment while maintaining welcoming environments. With LEED-certified professionals on staff, we integrate energy-efficient solutions into healthcare facility designs to reduce operational costs.
People
Mark D. Geiselman
Principle Architect
With over 30 years of experience, Mark D. Geiselman leads our firm as a licensed architect in New York, New Jersey, and Connecticut. A LEED AP BD+C certified professional and AIA member since 1992, he brings expertise in sustainable design and community-focused architecture to every project.
Questions
What architectural services do you offer?
We provide residential and commercial architecture, medical facility design, home additions, sustainable design, and full construction documentation services.
How long have you served the Long Beach area?
Our firm has been operating in Long Beach, NY since 1989, with over 30 years of combined experience in local architectural projects.
Are your architects certified for sustainable design?
Yes, we have LEED AP BD+C certified professionals specializing in energy-efficient and environmentally responsible building solutions.
What areas do you serve?
While based in Long Beach, NY, we provide architectural services throughout the entire New York Metro Area.
How do you involve clients in the design process?
We maintain continuous client collaboration, ensuring your input shapes every decision, milestone, and accomplishment during your project's development.
