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50+ Years
experience
Emergency
services
Trusted Environmental & Infrastructure Consulting Services
Since 1946, Three Notch Group has served as a trusted guide to clients navigating environmental and infrastructure challenges. Our experienced team delivers expert site development, emergency response management, and environmental consulting services, combining advanced geoscience technologies with regulatory expertise. We specialize in geotechnical analysis, transportation infrastructure, and utility systems, supported by AASHTO-accredited laboratories for construction material testing. With decades of experience in natural gas and solid waste management, we provide compliant solutions tailored to evolving client needs.

Our commitment to innovation and client partnership has strengthened communities across the Southeast through sustainable wastewater treatment, water infrastructure projects, and geomatics services. We prioritize transparency, technical excellence, and long-term relationships, ensuring projects meet regulatory standards while exceeding client expectations. Our regional focus spans Alabama, Florida, North Carolina, and Tennessee, serving public entities, private enterprises, and the petroleum industry.
Services
Environmental Consulting Geotechnical Services Transportation Infrastructure UST Services Wastewater Solutions Water Treatment Projects Emergency Response Natural Gas Consulting Solid Waste Management Surveying & Geomatics
Details
  • Year established: 1946
Highlights and features
  • 80+ years of regional infrastructure expertise
  • AASHTO-accredited construction materials testing laboratories
  • 30+ years of emergency response management experience
  • Integrated geotechnical and environmental solutions
  • Client-focused regulatory compliance specialists
Associations and certifications
  • American Association of State Highway and Transportation Officials (AASHTO)
Update Listing
Services
Environmental Consulting
Three Notch Group addresses environmental challenges through regulatory compliance strategies and remediation solutions. Our experts manage contamination mitigation, permitting processes, and sustainable infrastructure planning. We combine technical expertise with strong agency relationships to deliver effective, code-compliant environmental projects for public and private clients.
Geotechnical Services
Our geotechnical division integrates advanced geoscience technologies with environmental insights for infrastructure projects. We conduct subsurface investigations, foundation analysis, and slope stability assessments to ensure structural integrity. These services support cost-effective solutions for transportation networks, water systems, and industrial developments across the Southeast.
Emergency Response
Three Notch Group provides rapid emergency response for environmental and infrastructure crises. Our team assesses, addresses, and remediates emergent situations 24/7, specializing in spill containment, structural failures, and regulatory compliance emergencies. With three decades of experience, we minimize risks and restore operations efficiently across multiple industries.
Transportation Infrastructure
We deliver sustainable transportation solutions including roadway design, bridge replacements, and sidewalk improvements. Our services cover project planning, permitting, and construction oversight. Using geomatics technology, we optimize traffic flow and safety while meeting federal and state standards for urban and rural transportation networks.
Water Treatment Projects
Since 1946, we've engineered water infrastructure and treatment solutions that strengthen communities. Our services include water main surveys, pumping station design, and distribution system upgrades. We combine historical expertise with modern technology to ensure safe, efficient water delivery systems for municipal and private clients.
Questions
What environmental services does Three Notch Group offer?
We provide environmental consulting, UST compliance, remediation, and regulatory guidance for infrastructure projects.
Do you handle emergency response situations?
Yes, we offer 24/7 emergency response management for environmental and infrastructure crises.
What transportation projects do you specialize in?
We handle roadway improvements, bridge replacements, sidewalk installations, and utility relocations.
Are your laboratories certified?
Yes, our labs hold AASHTO accreditation for construction materials testing.
Which states do you serve?
We operate across Alabama, Florida, North Carolina, Tennessee, and surrounding Southeast regions.
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