A building's mechanical systems – HVAC, plumbing and fire protection systems – can account for a significant portion of a project's cost, whether it's new construction or renovation. Clients can rely on the mechanical engineering staff at HEI to offer expert advice on which systems are best for their building and budget.

HEI's versatile staff applies their years of experience and expertise to provide pre-design studies, schematic planning and budgeting, design development documents, construction documents design, comprehensive construction administration and post–occupancy evaluation. The HEI team utilizes state–of–the art design tools such as Autodesk Building Systems, Autodesk Revit MEP and TRACE 700 Load and Energy Analysis software to produce the most complete design drawings and specifications.

Mechanical Engineering Design Services:

  • Specialized Design

  • LEED® Design

  • Minnesota Sustainable Building Guidelines

  • Sustainable Design

  • IAQ Studies

  • Facility Analysis/Studies

  • ASTM Property Condition Assessments

  • Energy Studies

  • Construction Administration

  • Post–Occupancy Evaluations

  • Energy Services


  • Heating, Ventilation, and Air Conditioning Systems

  • Boiler Plants

  • Chilled Water Plants

  • Plumbing Systems

  • Fire Protection Systems

  • Temperature Control and Building Automation Systems