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Transmission + Distribution

We provide reliable designs to power your life

Our T+D team brings power and gas to communities. We work with utilities and partners to design the energy grid that serves our Nation. Our design team supports electric and natural gas transmission and distribution in all of our markets.

Project Types

Project Scoping and Cost Estimating

Client Documentation Enhancement Utilizing 3D Scanning

Turnkey Substation Design

Capital Improvement Projects

Drafting and Design Support

Lightning Protection Studies and Grounding Analysis

Specification Development

Material Procurement

Construction Management Services


AutoCAD 3D Inventor

AutoCAD Electrical





Primavera P6

Greenfield and Brownfield Substation design

Infrastructure Component Replacements, Additions, and Upgrades

Partial and Full Panel Replacements

Relay Upgrades

SCADA Control and Metering Improvements

Natural Gas Transmission and Distribution

“I have worked with David Mason for more than thirty years. Whether as a client, consultant, or partner in construction work, David Mason has proven to be a consistent, high quality, productive team member providing professional services.”

Ron Wiese, Alberici
Connect with our team.

From upgrades to greenfield designs, trust our power team to complete your next project on time.