Logan Simpson is a GSA Multiple Award Schedule Contract Holder
Federal agencies can easily access Logan Simpson’s comprehensive environmental consulting services through our GSA Multiple Award Schedule environmental services contract (47QRAA22D0004). Logan Simpson provides services under Special Identification Numbers (SINs) 541620 (Environmental Consulting Services) and 541370GIS (Geographic Information Services).
Visit the GSA site to see Logan Simpson’s GSA catalog. For information about how to contract Logan Simpson using our GSA contract, please visit the GSA website or contact Logan Simpson.

Logan Simpson is a Small Business 
Logan Simpson is a federal small business under NAICS code 541620 and 541370GIS (both $16.5M).

SIN 541620 Environmental Consulting Services
Services we can provide include:

  • Environmental planning – EISs, EAs, and CEs (CATEXs)
  • Archaeological, historical, and other cultural resources management plans
  • Cultural resources surveys, testing and data recovery, and historic property documentation
  • Endangered species surveys and studies
  • Environmental program and project management
  • Land and natural resource management plans
  • Travel management plans
  • Public participation

SIN 541370GIS Geographic Information Systems
Services we can provide include:

  • Custom mapping interfaces
  • Interactive maps
  • Cartography and map production