Our Capabilities

Red truck pulls out of M.D. Henry's Pelham headquarters with a substation package on the trailer
We Offer complete design and Manufacture of Substation and Transmission Projects

Substation Packaging

Packaged Substations are engineered and designed to meet the owners' requirements and delivered to the site complete for immediate installation, complete with design documentation.

MDH's standard Packaged Substation includes equipment and materials for the ground grid, fence, steel structures, anchor bolts, switches, CT's, PT's, CCVT's, lighting, station service transformer, bus, connectors, jumpers, and other associated hardware.  

In-house, engineered design of structures, foundations, and bus, along with drawings complete the standard Packaged Substation scope of supply. In addition to these items, MDH can supplied batteries, chargers, regulators, breakers, transformers and other substation equipment to meet its customer's needs.

Transmission Line Manufacturing

Our Transmission Line Manufacturing division provides a complete line of engineered, tapered steel poles, and wood-equivalent steel poles for transmission, distribution, and other similar applications. We finish these products by painting, weathering, or galvanizing as needed.