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34 Years
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Emergency
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Trusted Civil Engineering and Environmental Consulting Services
Established in 1992, our firm has evolved from a small partnership into a nationally recognized engineering and environmental consulting leader. We specialize in delivering technically rigorous solutions for civil infrastructure, environmental compliance, and geotechnical challenges while maintaining strict adherence to project timelines and budgets. Our team of licensed professionals combines decades of industry experience with advanced technological capabilities to ensure quality outcomes across diverse sectors including oil and gas, agriculture, and municipal development.

With over 90% of our business stemming from repeat clients, we emphasize personalized service, rigorous quality control processes, and continuous staff development through specialized training programs. Our technical expertise spans environmental assessments, construction materials testing, and complex regulatory compliance management for both public and private sector clients nationwide.
Services
Environmental Assessments Geotechnical Testing Site Development Oil & Gas Compliance Construction QA/QC Regulatory Permitting Waste Management Drone Mapping Foundation Design Spill Remediation
Details
  • Year established: 1992
Highlights and features
  • We offer 30+ years of engineering and environmental consulting experience
  • Our laboratory holds U.S. Army Corps of Engineers accreditation
  • 90%+ repeat client satisfaction rate demonstrates consistent performance
  • Multi-state licensed professional engineers lead all projects
  • Advanced technical capabilities combined with personalized service
Associations and certifications
  • U.S. Army Corps of Engineers
Services
Environmental Assessments
Our environmental assessments identify potential contamination and regulatory requirements through comprehensive field investigations and laboratory analysis. We conduct Phase I/II site assessments, indoor air quality testing, and geohydrological evaluations to support real estate transactions and development projects. Our team ensures compliance with federal and state environmental regulations while providing actionable remediation recommendations when necessary.
Geotechnical Testing
We perform subsurface investigations and materials testing using advanced laboratory equipment accredited by the U.S. Army Corps of Engineers. Our services include foundation analysis, slope stability assessments, and pavement evaluations for commercial, industrial, and residential projects. Field testing capabilities cover soil, concrete, and aggregate analysis to support construction quality control.
Oil & Gas Compliance
Our oil and gas services cover regulatory compliance, spill response, and facility permitting for upstream operations. We develop SPCC plans, manage NORM waste assessments, and provide construction oversight for frac pits and recycling facilities. Our team addresses air quality concerns and greenhouse gas emissions while ensuring adherence to environmental regulations.
Construction QA/QC
We implement comprehensive quality assurance programs for infrastructure projects through materials testing and inspection services. Our certified technicians monitor construction processes for compliance with design specifications, including concrete and asphalt testing, soil compaction verification, and structural integrity assessments for both public and private sector clients.
Regulatory Permitting
Our regulatory assistance covers environmental permitting, land use approvals, and compliance management across multiple industries. We prepare SPCC plans, stormwater pollution prevention plans, and CAFO permits while coordinating with federal, state, and local agencies to streamline project approvals and ensure ongoing regulatory adherence.
People
Tyler J. Williams
President/Principal Engineer
A licensed professional engineer in 10 states, Tyler leads engineering design and site development projects with 15+ years of experience in commercial, industrial, and oil & gas sectors. He manages laboratory operations and technical staff while maintaining active involvement in client projects.
Robert L. Stallings
Vice President/Principal Engineer
With 30 years of engineering experience, Rob specializes in environmental remediation and petroleum engineering. A licensed well driller in multiple states, he oversees complex remediation projects and provides technical expertise in geotechnical investigations and regulatory compliance matters.
Questions
What engineering services does Envirotech offer?
We provide civil engineering, geotechnical services, environmental consulting, and construction materials testing for infrastructure projects nationwide.
Do you handle environmental compliance for oil & gas operations?
Yes, we offer SPCC plans, waste management, spill response, and regulatory compliance services for oil and gas clients.
Are your engineers licensed across multiple states?
Our principal engineers hold licenses in over 15 states including Oklahoma, Texas, Colorado, and Kansas.
Can you assist with agricultural facility permitting?
We specialize in CAFO permitting, lagoon design, and environmental compliance for agricultural operations.
Is your laboratory accredited for materials testing?
Yes, our geotechnical testing lab maintains U.S. Army Corps of Engineers accreditation for soil and concrete analysis.