Mechanical, Electrical & Plumbing

O’Connell & Associates mechanical, electrical and plumbing (MEP) team specializes in facility management consulting, with a particular focus on the analysis and troubleshooting of aging building infrastructure and resolving construction defects associated with new buildings.  Projects may include mechanical systems design and engineering, energy audits, utility metering, infrared thermal analysis, preventative maintenance planning, fire and electrical system consulting, and building code compliance review.


  • Residential & Commercial MEP System Design
  • Mechanical Systems Analysis and Troubleshooting
  • Central Utility Plant Upgrades
  • Air Handling Unit Upgrades & Replacements
  • MEP System and Piping Assessments
  • Energy Audits
  • Utility Metering & Bill Analysis
  • Energy Management Systems
  • Water Consumption Metering, Data logging, and Reporting Services
  • Washer/Dryer Feasibility Studies
  • Booster Pump Issues Resolution
  • Sanitary Drain and Venting Analysis and Troubleshooting
  • Electrical System Consulting
  • Electrical Panel & Switch Gear Replacements
  • Emergency Generator Design
  • Infra-Red Thermal Analysis
  • Fire Suppression System Surveys for Code Compliance
  • Owner’s Representative for MEP Installation/Retrofits
  • Preventive Maintenance Planning
  • Facility Management Consulting