About Environmental Services
Supporting regulated environmental projects across Kansas since 1994

Who We Serve
For more than three decades, Larsen & Associates has provided expert environmental consulting support, providing structured consulting, investigation, and remediation services aligned with state and federal regulatory standards.
Our Core Areas of Expertise
Environmental Services offers industrial operators smart, efficient support to navigate permitting and compliance.
Petroleum
For petroleum marketers, convenience store owners, and gas station operators, we deliver comprehensive support in:
- Regulator correspondence
- Insurance liaison services
- Emergency Response and Site Characterization Reports
- Soil Vapor Surveys and Groundwater Monitoring
- UST Closure Assessments and Geologic Evaluations
- Regulatory Compliance, Reporting, and Corrective Action Plans
- Project Cost Estimates and Planning
Real Estate Brokers & Banks
Our team provides thorough environmental due diligence to support property transactions, including:
- Phase I and II Environmental Site Assessments
- Transaction Screens
- Innocent Landowner Investigations
- Subsurface Investigations
- Asbestos, Lead Paint & PCB Testing
- Voluntary Cleanup Investigations

