Water & Infrastructure
Water & Wastewater Treatment Plant Construction & Upgrades in Texas.
A Leader in Water & Infrastructure
Posillico's Water and Infrastructure Division is a leader in large-scale water infrastructure construction, upgrades, water and wastewater treatment plant construction across Texas. Backed by over 70 years of construction expertise and $700M+ in completed water and infrastructure projects, we bring unmatched organization, knowledge, and discipline to every job. Our team works closely with government agencies to deliver value-engineered solutions while ensuring continuous plant operations from start to finish.
Posillico's Water and Infrastructure Division is dedicated to setting the standard for excellence in the construction industry relative to infrastructure, quality of life, and making a difference by using innovation and solid relationships at all levels. We know how to solve construction problems no matter the difficulty — completing all projects safely, on time, and within budget.
Our Services
Water & Wastewater Treatment Plant Construction & Upgrades
Large-scale treatment plant construction, expansions, and upgrades with continuous plant operations from start to finish.
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Gravity & Force Main Sewer Construction
Installation of gravity and force main sewer systems, including HDPE, DIP, and marine-supported crossings.
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Sewer & Drainage
Sanitary sewer, stormwater drainage, and collection-system construction and rehabilitation.
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Pump Station Installation
Design-build and construction of pump and lift stations, including submersible pump replacements and controls.
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Site Work & Restoration
Site clearing, grading, paving, and full surface, wetland, and landscape restoration.
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Excavation & Foundation
Deep excavation, shaft construction, support-of-excavation, and reinforced concrete foundations.
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Utility & Drainage Installation
Underground utility and drainage installation, ductbanks, and yard piping.
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Self-Performed by One Team
From engineering through construction, startup, and testing, Posillico self-performs with its own crews and equipment — bringing unmatched organization, knowledge, and discipline to every Texas water and wastewater project, safely and on schedule.
Contact Us
Tell us about your water, wastewater, or sewer infrastructure project and our Texas team will follow up promptly.
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Visit Us
Posillico Water & Infrastructure Division
2101 S IH-35, Suite 500, Austin, TX 78741
Mission, Austin & Houston, Texas