Public engineering firm directory

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MacConnell & Associates, P.C.

Cary, NC

Engineering Today For Tomorrow's Future

WebsitePhone1 office6 projects3 leadersFounded 1993Updated Jun 2026

Project: Heritage Pointe Subdivision - Drip Irrigation System

Service: Wastewater Collection and TreatmentService: Wastewater Treatment PlantsService: Biosolids, Residuals & Sludge ManagementIndustry: WastewaterIndustry: Water SupplyType: Civil Engineering+77 more

RDA Consulting Engineers, LLC

Naples, FL

Engineering Excellence Redefined: Leading the Way in Southwest Florida

WebsitePhone3 offices10 projects5 leadersFounded 2015Size Estimate: 40-50 employees

Project: Vintana at Vanderbilt

Service: Structural EngineeringService: Structural DesignService: FL Milestone InspectionsIndustry: ResidentialIndustry: CommercialType: Civil Engineering+25 more

TD&H Engineering

Great Falls, MT

A Full-Service Consulting Engineering Firm

Website9 offices8 projects5 leaders5 credentialsFounded 1965Size Estimate: 50-150 employees

Project: Great Falls Water Treatment Plant

Service: Civil EngineeringService: Site Civil Grading & Utility InfrastructureService: Stormwater Analysis & Drainage DesignIndustry: GovernmentIndustry: WastewaterType: Aviation Engineering+56 more