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50+ Years
experience
Willis Environmental: Trusted Engineering Solutions in Marble Falls
Willis Environmental was founded in 1965 with a commitment to quality service and professional dedication. Our firm has spent over four decades serving Central and West Texas, developing expertise in environmental engineering through direct involvement in diverse projects across the region. We operate as a full-service engineering company, providing comprehensive solutions from initial design to final project completion for municipal, governmental, and private sector clients. Our approach emphasizes active listening to understand client needs, combining technical expertise with personalized care to deliver tailored engineering solutions. With offices in Marble Falls since 1973, we maintain deep roots in the Texas Hill Country while expanding our service areas to meet growing regional demands. Our team of skilled professionals utilizes modern technology and proven methodologies to ensure projects meet regulatory standards while optimizing value for clients.

We demonstrate our commitment to ethical practices through adherence to the Four Way Test, ensuring our work builds goodwill and benefits all stakeholders. Our extensive experience in securing grants and managing complex engineering projects positions us as trusted partners for clients seeking reliable, cost-effective solutions. As industry leaders since 1965, we continue to refine our engineering practices while maintaining the core principles established by our founding father, Charles Lynn Willis. Our reputation for excellence in water systems, wastewater design, drainage solutions, and recreational facility engineering has made us a respected authority in Central Texas.
Services
Planning Solutions Water Systems Wastewater Design Drainage Solutions Recreational Facilities
Details
  • Year established: 1965
Highlights and features
  • We have over 40 years of experience serving Central and West Texas engineering needs
  • Our full-service approach covers projects from initial design to final walk-through
  • We maintain direct one-on-one communication with all clients throughout projects
  • Our team specializes in securing grants for engineering projects
  • We offer customized solutions tailored to Texas Hill Country's unique geography
Associations and certifications
  • Texas Board of Professional Engineers
What people say
Engineering company of Willis caliber Made my job easier Large street improvement plan FEMA Floodplain LOMR expertise Trusted partner for engineering needs
Services
Planning Solutions
Our comprehensive planning services ensure successful project execution from concept to completion. We conduct feasibility studies, land use analysis, and virtual system modeling to create strategic development roadmaps. With over 40 years of experience, we help clients optimize land value while addressing regulatory requirements and long-term sustainability. Our team provides detailed utility rate evaluations and asset management solutions to support informed decision-making for municipal and private sector projects.
Water Systems
We design and implement complete water system solutions including supply infrastructure, treatment facilities, and distribution networks. Our engineers perform computer modeling to optimize system efficiency and cost-effectiveness while meeting regulatory standards. Services include surface water intake structures, booster pumping stations, and telemetry control systems. We assist clients in securing grants to offset project costs while ensuring reliable water supply solutions for communities and commercial developments.
Wastewater Design
Our wastewater engineering services cover treatment plant design, collection systems, and sludge disposal solutions. We specialize in creating systems that meet stringent environmental regulations while minimizing operational costs. Our expertise includes major lift station design, system rehabilitation coordination, and wastewater permit applications. We focus on sustainable solutions that balance environmental protection with practical engineering requirements for municipal and private clients.
Drainage Solutions
We provide comprehensive drainage engineering for streets, bridges, and land development projects. Our services include topographic surveys, storm water collection systems, and detention reservoir design. We address non-point source pollution abatement while ensuring compliance with regulatory requirements. Our team creates customized solutions that balance flood prevention with environmental protection for both urban and rural settings across Central Texas.
Recreational Facilities
We design parks, sports facilities, and recreational infrastructure that enhance community quality of life. Our services include master planning, site assessment, and grant application assistance for public recreation projects. We integrate swimming pools, playground equipment, and sports fields into cohesive designs that meet budgetary constraints. Our team ensures all recreational facility projects meet engineering standards while creating functional, enjoyable spaces for community use.
People
Tony Plumlee
Owner and President
With over 23 years of experience at Willis Environmental, Tony acquired the firm in 1997. He continues the legacy of personalized service established by founder Charles Willis while maintaining our commitment to engineering excellence in Central Texas.
Questions
What areas do you serve for engineering projects?
We primarily serve Central and West Texas including Burnet, Marble Falls, Horseshoe Bay, and the Texas Hill Country region.
How long have you been providing engineering services?
Our firm has delivered engineering solutions since 1965, with over four decades of experience in the Texas Hill Country.
What types of engineering projects do you handle?
We specialize in water systems, wastewater design, drainage solutions, recreational facilities, and comprehensive planning services.
Can you help with grant applications for engineering projects?
Yes, our team assists clients in identifying and securing grant funding for municipal and private sector engineering projects.
How do you approach client communication during projects?
We maintain direct one-on-one communication throughout all project phases, ensuring client needs guide our engineering solutions.