HVAC Handled

MEP Done Right

What our Clients are saying

“I worked with Marcy Engineering for a home renovation project and they were great to work with. Excellent communicators and quick to respond to any questions I had.”

-Kevin

Button

“Marcy Engineering are the best. They are attentive professionals who know how to get the job done. From stamped drawings to permit filing they are efficient and on target. We love working with them on our commercial projects!”

-Randy

Button

“Marcy Engineering is a one stop shop for all of your filing needs! Their team is awesome, super knowledgeable and helpful. We look forward to continuing doing business with them.“

-Melisa

Button

“The Marcy Engineering team is great! They are super responsible, reliable and professional. The team has helped me various number of needs from mechanical to structural to electrical help. They have been a real life saver being a one stop shop and his results have met many of our tight deadlines!“

-John

Button

“We have been working with Marcy Engineering for many, many years, and we can’t be happier with their services. They are extremely professional, knowledgeable and understanding. They always showing us that we are more than just a client. Their interactions with our commercial tenants and residents are courteous and pleasant. It is a pleasure to work with their team. We can’t recommend them enough.“

-Katia

Button

“I cannot say enough about how pleased we are to have work with Marcy Engineering on our project. Their attention to detail, superb level of customer service and knowledge base are unparalleled. We would highly recommend their engineering services to others looking to work with a wonderful, well-organized, and responsive team.”

-Matthew

Button

“Responsive. Arrived when promised. Expertise exceeded expectations. Results provided were easily understood and clearly described next actions.“

-Tim

Button

“Thank you to the team, excellent job and terrific team work! They solved our problems and exceeded expectations.“

-Tong

Button

“Working with Marcy Engineering is a real pleasure. They are professional, knowledgeable and always available to answer questions. Always look forward to collaborating on projects together. Highly recommend.“

-Steven

Button

“Worked with Marcy Engineering on several projects. Always very thorough, on time and excellent. I would highly recommend them for any project.“

-Vito

Button

“I’ve done lots of work with Marcy Engineering. I continue to use their services for their punctuality and professionalism. I highly recommend Marcy Engineering for your engineering needs.“

-Danny

Button

“Marcy Engineering are very easy to work with and great at managing demanding groups of stakeholders.“

-Simon

Button

“The best experience ever working with Marcy Engineering.”

-Tom

Button



Engineering Services

Full MEP Design: Delivering practical, buildable designs with a customer-first approach, ensuring successful project completion from start to finish.

Energy Efficiency Evaluations and Consulting: Providing thorough assessments and strategic guidance to enhance system efficiency and sustainability.

System Troubleshooting and Modernization: Specialized expertise in diagnosing, troubleshooting, and upgrading older systems, with particular strengths in steam heating systems.

Learn More



Filing Services

NYC Filing & Expediting: Expert management of New York City’s complex permitting processes, ensuring timely project approvals.

Special Inspections: Certified NYC special inspection agency, ensuring strict compliance and quality standards.

Landmark Filing and ACP-5 Coordination: Handling filings related to NYC landmarks and coordinating asbestos assessments to streamline project execution.

Learn More



Turn-Key Services

Collaborating closely with contractors on design/build projects, Marcy Engineering offers integrated service packages covering:

Engineering design and drawings
Full expediting and filing
ACP-5 coordination
Filing fee estimations
Special inspections
Landmark filings
Project closeout
Certificates of Compliance

This holistic approach ensures efficiency, simplifies communication, and reduces client burden throughout the entire project lifecycle.

Learn More

Cutting Red Tape

With deep expertise navigating the complexities of New York City’s building regulations, we specialize in mechanical and plumbing engineering solutions that not only meet strict codes but also exceed expectations. From seamless permit approval to precise execution, our HVAC design and mechanical engineering services ensure your projects are efficient, compliant, and innovative.

Whether you’re developing commercial real estate, retrofitting residential buildings, or pioneering sustainable design, Marcy Engineering is your trusted partner from basecamp to summit—turning obstacles into achievements, and visions into reality.