News release


Website redesign. 


Authorized as NYC Special Inspection Agency (SIA).

Thank you for visiting.
Here at HIDAMARI, we are committed to providing top quality professional engineering services to our clients. Our group of experienced and highly capable professionals is ready to develop long-term relationships with you by providing industry-leading MEP expertise and client-centric design services. Our dynamic workforce is adaptive to the ever-changing market. And that is why we know our clients’ needs. It is our corporate policy to serve beyond expectations and you will not be disappointed.
Please peruse our website at your convenience to see what we have to offer, and we look forward to hearing from you soon.
Ryusei Matsumoto, P.E. 

・General Design Services・

Architectural Design

  • Multi-Family Interior/Exterior Renovations
  • Extensions and Conversions
  • Floor Plan Layouts
  • Elevations and Sections
     Mechanical Design
  • Heating, Ventilation and Airconditioning
  • Wet and Dry Sprinkler Pipe Systems
  • Cross-connection and Site-connection
  • RPZ/DCV Valve Installations
  • Dry-well and Roof Detention 
     Electrical Design
  • Electrical Load Calculation
  • Generator and Elevator
  • Power, Lighting Plans, Receptacles
     Fire Protection Design
  • Fire Alarm Design
  • Fire Sprinkler Design
  • Fire Evacuation Plan
  • Fire Safety Plan
     Special Inspections
  • Sprinkler & Standpipe
  • Mechanical
  • Plumbing & HVAC
  • Energy TR-8

     Other Services
  • DOB & ECB violation removals
  • Filing & Expediting