Air quality, water resources and permitting consultancy with GIS and modeling depth
Spheros Environmental is a Denver-based environmental science and engineering consultancy whose stack centers on technical modeling tools: AERMOD for air dispersion, MODFLOW and PHREEQC for groundwater and geochemistry, and the full ArcGIS suite. Hiring skews heavily toward senior and principal engineering and research talent, and job posts point to a push to grow air quality data analysis and monitoring as a revenue line alongside complex water resource work.
Notable leadership hires: Sector Lead, Water Resources Lead
Spheros Environmental is a privately held environmental consultancy founded in 2021 and headquartered in Denver, Colorado, with 201–500 employees. It serves public and private sector clients across air quality, water resources and hydrogeology, climate, ecology, impact assessment, permitting, compliance and litigation support. Typical engagements involve regulated facilities, infrastructure and energy projects, industrial operations and natural systems. The firm also offers digital and data integration services, including water information technology. Operations run on Microsoft and Azure infrastructure, with Deltek Vantage and Sage supporting project accounting.
Spheros uses AERMOD for air dispersion modeling, MODFLOW and PHREEQC for groundwater and geochemical analysis, plus ArcGIS Pro, ArcGIS Desktop, ArcGIS Field Maps, Google Earth and Python.
Yes. Engineering is the largest hiring area, followed by research, with most openings at senior, lead and principal levels. Leadership roles include a Sector Lead and a Water Resources Lead, all based in the United States.
Current work includes air quality data analysis programs, air permit applications, aquatic habitat assessments, hydrogeologic field data collection, well drilling oversight, conceptual model development and real-time dashboards.
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Spheros Environmental's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →
This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.