Carlin-Simpson & Associates provides Geotechnical and Environmental Consulting Engineering Services that include the following:

Geotechnical Engineering Services
* Subsurface Soil and Foundation Investigations
* Foundation Design - Shallow & Deep Foundations
* Seismic Site Class Evaluations
* Settlement Analysis
* Rigid and Flexible Pavement Section Design
* Groundwater Studies
* Underpinning System Design
* Ground Improvement
* Design of Mechanically Stabilized Earth (MSE) Retaining Walls
* Design of Reinforced Soil Slopes
* Design of Temporary Sheeting & Shoring Systems
* Earth Dam Design and Safety Inspections
* Slope Stability Analysis
* Sinkhole Remediation 
* Forensic Studies
* Expert Testimony

Environmental Engineering Services
* Phase I Environmental Site Assessments
* Phase II/III Environmental Site Investigations for Soil and Groundwater
* Consulting Services During Remediation of Soil and Groundwater

Construction Inspection Services
* Placement of Controlled Compacted Fill
* Proofrolling of Subgrade Soils
* Foundation Inspection
* Pile Installation
* Removal of Unsuitable Soils
* Installation of Utilities
* Construction of Retaining Walls
* Ground Improvement
* Underpinning
* Slope Stabilization
* Construction Dewatering
* Asphalt Pavement Installation

Soils Laboratory Services
* Sieve Analysis / Grain Size Analysis
* Atterburg Limits
* Compaction Test
* Permeability Testing
* Consolidation Testing
* Moisture Content
* Organic Content