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State: CO Industry: natural-resources Clear all

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Ammonite Resources

Houston, TX

Ammonite Resources provides geotechnical and economic advisory services for the petroleum and mineral industries worldwide. Established in 1982, it assists clients with investment due diligence, strategic planning, international contract negotiations, corporate finance, and acquisitions and divestitures. It is headquartered in Connecticut with a network of associate offices across the United States, Canada, and the United Kingdom.

Website9 offices25 leadersFounded 1982Updated Jun 2026

Service detail: Investment Due Diligence

Service: Investment Due DiligenceService: First-Pass Opportunity ReviewsService: Joint Venture Evaluation and RepresentationIndustry: Oil & GasIndustry: MiningType: Geotechnical Engineering+19 more

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DJ&A, P.C.

Missoula, MT

Engineering, Surveying, Environmental & Planning Services

WebsitePhone3 officesFounded 1973Size Estimate: 150+ employeesUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Roadway and Highway DesignService: Logging Road EngineeringIndustry: FederalIndustry: GovernmentType: Civil Engineering+43 more

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GZA GeoEnvironmental, Inc.

Norwood, MA

Solving Complex Challenges in Natural and Built Environments

WebsitePhone35 offices4 projectsSize Estimate: 800 employeesUpdated Jun 2026

Project: Upper Roberts Meadow Reservoir Dam Breach and Stream Restoration Project

Service: Geotechnical EngineeringService: Environmental Site Investigation and RemediationService: Environmental Site InvestigationIndustry: AgricultureIndustry: IndustrialType: Geotechnical Engineering+29 more

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Kumar & Associates, Inc.

Denver, CO

Geotechnical Engineering, Engineering Geology, and Construction Materials Testing

WebsitePhone6 offices17 projects5 leaders4 credentialsFounded 1989

Project: I-25 and Powers Boulevard Interchange

Service: Geotechnical EngineeringService: Site Investigation and Subsurface ExplorationService: Foundation Design RecommendationsIndustry: CommercialIndustry: IndustrialType: Geotechnical Engineering+27 more

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Matrix Design Group, Inc.

Colorado Springs, CO

Excellence by Design

Website4 offices12 projects9 leaders25 credentialsFounded 1999Updated Jun 2026

Project: Westminster Regional Rail Transit-Oriented Design

Service: Civil EngineeringService: Site DevelopmentService: Grading & EarthworkIndustry: GovernmentIndustry: FederalType: Civil Engineering+66 more

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Natural Resources Consulting Engineers, Inc.

Fort Collins, CO

We Know Water

Website3 offices4 projects2 leadersFounded 1989Updated Jun 2026

Project: USAID Senegal ACCES Project

Service: Water Resources EngineeringService: Surface water hydrologyService: Streamflow gauge installation and monitoringIndustry: Water ResourcesIndustry: AgricultureType: Civil Engineering+43 more

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OneFish Engineering, LLC

Fort Collins, CO

Specialized fish passage, fish screening, and hydrology engineering for the Mountain West.

WebsitePhone1 office13 projects2 leadersFounded 2009Size Estimate: 1-5 employees

Project: Encampment River Dam Removal

Service: Fish Passage EngineeringService: Technical Fishway DesignService: Nature-Like Fishway DesignIndustry: Water ResourcesIndustry: Environmental & RemediationType: Civil Engineering+18 more

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Precision Water Resources Engineering

Loveland, CO

Stewardship Through Technology

WebsitePhone1 office15 projects11 leaders1 credentialsFounded 2008

Project: Colorado River Basin Planning and Decision Support

Service: RiverWare Model DevelopmentService: Reservoir Operations ModelingService: Water Accounting ModelingIndustry: Water ResourcesIndustry: GovernmentType: Civil Engineering+22 more

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Riverbend Engineering, LLC

Albuquerque, NM

River Restoration Engineering

WebsitePhone2 officesFounded 1999Updated Jun 2026

Service detail: River Restoration Engineering

Service: River Restoration EngineeringService: Wetlands & PondsService: Irrigation & Water Delivery SystemsIndustry: Water ResourcesIndustry: Environmental & RemediationType: Civil Engineering+6 more

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SMH Consultants, Inc.

Manhattan, KS

A Company Built on Experience & Relationships

WebsitePhone4 offices6 projects6 leaders4 credentialsFounded 1989

Project: High Risk Rural Roads Improvements

Service: Civil EngineeringService: Land DevelopmentService: Site AssessmentsIndustry: Highways & RoadsIndustry: Land DevelopmentType: Civil Engineering+50 more

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Sanbell

Billings, MT

Intelligent Infrastructure. Enduring Communities.

WebsitePhone14 offices2 leaders2 credentialsFounded 1969Size Estimate: 201-500 employees

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Grading and DrainageIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+57 more

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Smith Environmental and Engineering

Dacono, CO

Delivering responsible solutions in environmental stewardship.

WebsitePhone1 office2 leadersSize Estimate: 20-49 employeesUpdated Jun 2026

Service detail: Ecological Sciences

Service: Ecological SciencesService: Wetland delineationsService: CWA Section 404 permittingIndustry: TransportationIndustry: Land DevelopmentType: Environmental Engineering+49 more

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Trihydro Corporation

Laramie, WY

Solutions you can count on. People you can trust.

WebsitePhone2 offices3 projects5 leaders1 credentialsFounded 1984

Project: Class VI Carbon Sequestration Project

Service: Environmental ConsultingService: Assessment and RemediationService: Permitting and ComplianceIndustry: Carbon CaptureIndustry: ChemicalsType: Chemical Engineering+33 more

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V3 Companies

Chicago, IL

The Vision to Transform with Excellence

Website14 offices7 projects15 leaders2 credentialsFounded 1983Updated Jun 2026

Project: Elgin O'Hare Western Access Project

Service: Land DevelopmentService: Site Civil EngineeringService: Environmental ConsultingIndustry: CommercialIndustry: EducationType: Civil Engineering+49 more

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Wilson & Company, Inc., Engineers & Architects

Salina, KS

Over 90 Years of Delivering Excellence

Website5 offices3 projects19 leaders1 credentialsFounded 1932Size Estimate: 700 employees

Project: Mettie Jordan Elementary School

Service: EngineeringService: Civil EngineeringService: Transportation EngineeringIndustry: EducationIndustry: GovernmentType: Architecture & Engineering+36 more

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Wilson Water Group

Lakewood, CO

We've Got Your Basins Covered

WebsitePhone1 office7 leaders2 credentialsFounded 2012Size Estimate: 1-9 employees

Service detail: Integrated Water Resources Planning and Management

Service: Integrated Water Resources Planning and ManagementService: River and Reservoir ModelingService: Agricultural Use AssessmentIndustry: GovernmentIndustry: FederalType: Water / Wastewater Engineering+15 more

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