Public engineering firm profile
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Essayon Engineering & Development, Inc. serves municipal and corporate clients on water, wastewater, and site planning projects, with a focus on municipalities in Dallas County, Texas and surrounding regions. The practice handles water and wastewater system master planning, water distribution design, wastewater treatment plant design, collection system design, environmental permitting, and project management. It also provides grant writing and grant/loan administration to broaden funding options for municipal infrastructure work.
Master planning and design for municipal water distribution and sanitary sewer collection systems, including pipeline, pumping, and storage design, hydraulic capacity modeling, and treatment plant work.
Environmental permit administration and review supporting state and federal mandates for municipal water and wastewater systems, including route surveys and permitting for transmission lines.
Strategic asset management for municipal and military installations, focused on lifecycle performance and capital investment planning.
Grant writing and funding program management to secure and administer capital for municipal infrastructure projects, including USDA Rural Development and Texas Water Development Board programs.
Comprehensive oversight during the construction phase of public works projects to ensure adherence to plans, specifications, and safety standards.
Caddo Mills, TX | City of Caddo Mills | Wastewater
Oversaw the engineering design, project management, and inspection for municipal wastewater system upgrades. Work included securing a $3,448,000 grant and loan funding package from USDA Rural Development to construct a new 750,000 GPD wastewater treatment plant and 10,200 linear feet of interceptor sewers.
View project sourceCockrell Hill, TX | City of Cockrell Hill | Water Supply
Provided grant, environmental, design, and construction management services for water main upgrades. The scope encompassed designing 17,000 linear feet of water mains, including fire hydrants and meters, along with performing route surveys and hydraulic modeling.
View project sourceAzle, TX | City of Azle | Wastewater
Assisted with civil infrastructure design and mapping of underground pipe conveyance systems for a wastewater treatment plant expansion to 2.45 MGD, funded via the Texas Water Development Board.
View project sourceCelina, TX | City of Celina | Wastewater
Performed grant, environmental, design, and construction management services for a wastewater treatment facility expansion. Work assisted with design to increase capacity to 0.75 MGD and routing a new interceptor sewer.
View project sourceLancaster, TX | City of Lancaster | Wastewater
Managed the installation of 7,755 linear feet of sewer lines ranging in depth from 8 to 25 feet. Work included relocating existing utilities, connecting septic systems, and managing traffic control.
View project sourceGlenn Heights, TX | City of Glenn Heights | Water Supply
Managed the installation of 5,300 linear feet of water main along Interstate 35. The scope included creek crossings, borings, and extensive community coordination.
View project sourcePresident
PE
David McSwain is the President and founding member of Essayon Engineering & Development, Inc. He has over 25 years of engineering experience in the design, project management, and construction management of water and wastewater systems and treatment facilities, spanning all phases from project concept through start-up for new and expanded facilities. He also assists clients with grant and loan acquisition from state and federal agencies.
No public values listed.