# [TRE & Associates](https://tr-eng.com/) > TRE and Associates, LLC. is a civil engineering firm with offices in El Paso, Texas and Austin, Texas. The firm focuses on water / wastewater infrastructure and land development with associates having engineered numerous projects and developments throughout the state of Texas. ## Main Services - [Engineering and Entitlement](https://tr-eng.com/details/service/engineering-and-entitlement) - [Feasibility and Planning](https://tr-eng.com/details/service/feasibility-and-planning) - [Construction Support](https://tr-eng.com/details/service/construction-support) ## Main Markets - [Land Development](https://tr-eng.com/details/market/land-development) - [Water](https://tr-eng.com/details/market/water) - [Wastewater](https://tr-eng.com/details/market/wastewater) - [Stormwater](https://tr-eng.com/details/market/stormwater) - [Roadways & Transportation](https://tr-eng.com/details/market/roadways-transportation) - [Special Purpose Districts](https://tr-eng.com/details/market/special-purpose-districts) ## Key Information - **Primary Language:** English - **Target Audience:** Residential Homeowners, Commercial Property Developers, Government & Public Agencies, Architects & Design Firms, Industrial Facility Managers, Real Estate Agents & Brokers - **Last Updated:** 2026-06-04