Electric Transmission and Distribution Engineering The engineers, designers, planners and project management professionals within HMI’s power engineering group have widespread experience working on a range of overhead, underground, distribution, and transmission projects. From medium- and high-voltage substation design and EHV transmission to low-voltage distribution and renewable energy projects, our people have the skills to bring your projects from planning to completion. Transmission Services Rebuild, reconductor, and green field Overhead and underground Integrity management Grounding evaluation Right-of-way survey and acquisition Highway relocation Construction coordination Enterprise asset management Distribution Services Integrity management Rebuild, reconductor, and green field Row survey/acquisition Co-occupancy planning/acquisition Pole attachment engineering Relocation Construction coordination Enterprise asset management Substation Services Site selection Substation design Protective relaying Scada systems/automation Enterprise asset management