• ACG

Mechanical Engineering

Mechanical engineering is an important aspect of our stewardship focus. Many system options offer a wide variety of solutions. Each design must be carefully evaluated to identify the most appropriate system to achieve comfort, efficiency and budget goals. We deliver specialist services in the areas of:

  • Heating, Ventilation and Air Conditioning (HVAC)
  • Building Automation Systems and Controls
  • Building Energy Modeling and Energy Audits
  • Mechanical and Natural Ventilation


  • IEEE
  • NFPA

Electrical Engineering

Electrical engineering requires continued innovation to remain current with today’s ever-changing power demands. Well-conceived electrical designs provide for both current and future needs of clients. Stewardship focus keeps us in close communication with those who inherit the designed facility. We deliver specialist services in the areas of:

  • Power Distribution
  • Emergency/Standby Power and Uninterruptible Power Supply (UPS)
  • Equipment Connections and Practical Device Placement
  • Lighting Design and Control plus Grounding / Lightning Protection
  • Mission Critical Infrastructure and Distribution
  • Load Analysis and Utility Rate Analysis


  • NSPE

Plumbing Engineering

Plumbing engineering involves innovation to achieve client’s water usage goals. We deliver specialist services in the areas of:

  • Piping Systems
  • Water Heating Systems
  • Water Conserving Fixtures


  • NFPA

Fire Protection Engineering

Fire protection requires extensive knowledge of building codes and fire safety. We assist project teams in system requirements and design. We deliver specialist services in the areas of:

  • Fire Alarm Design
  • Automatic Sprinkler and Fire Pump Design
  • Smoke Control System Design

Electrical Utility Substation Design

Substation design has become more and more complex over the years. The arrival of the microprocessor relay, coupled with older power grids, requires a design team of efficient, experienced engineers. Quality Substation designs delivered in a timely manner have never been more important. Because of our 10 plus years of experience on both the field engineering side and the design side of substation projects, Promus can be the partner you need to deliver a quality set of drawings. We deliver services in these areas:

  • Transmission Control Design
  • Distribution Control Design
  • Design of Protection and Control Schemes using SEL, GE, and ABB Relays
  • Design of Systems working with Electro-Mechanical Relaying
  • SCADA System Design and Integration
  • Substation Security Design