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Alpha Sieger Engineering Services

Gaithersburg, MD

Expert Transportation Engineering & Construction Management Services

WebsitePhone1 office2 projects1 leadersFounded 2014Updated Jun 2026

Project: DDOT Federal-Aid Citywide Pavement Restoration IDIQ Contract

Service: Transportation, Traffic, and Safety StudiesService: Vision Zero StudiesService: Highway Safety Improvement Program (HSIP) StudiesIndustry: Highways & RoadsIndustry: TransportationType: Transportation Engineering+11 more
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Endesco, Inc.

Rockville, MD

Endesco, Inc. is a multi-discipline civil engineering design, consulting, and construction management firm founded in 1997 and headquartered in Rockville, Maryland. It specializes in water resources, transportation planning and traffic engineering, roadway and lighting design, environmental studies, GIS, and project and construction management, primarily serving state DOTs, transit authorities, counties, cities, and federal agencies across the Washington, DC/Baltimore metro region and beyond.

WebsitePhone2 offices6 projects9 credentialsFounded 1997Size Estimate: 5-25 employees

Project: Transform I-66 Outside the Beltway (Express Lanes), Northern Virginia

Service: Water ResourcesService: Stormwater ManagementService: Hydraulics and HydrologyIndustry: GovernmentIndustry: TransportationType: Civil Engineering+52 more
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RK&K

Baltimore, MD

Responsive People. Creative Solutions.

WebsitePhone1 office11 projects7 leaders6 credentials1 publications

Project: BikeHoward Howard County Bicycle Master Plan

Service: Alternative DeliveryService: Construction Management at Risk (CMAR)Service: Design-BuildIndustry: GovernmentIndustry: TransportationType: Civil Engineering+83 more
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Techniarts Engineering, LLC

Silver Spring, MD

Bringing the Future into the Present

Website1 office6 projects1 credentialsFounded 1967Updated Jun 2026

Project: Department of Justice Broadcast Video and Conference Systems

Service: Acoustical and Audio-Visual Systems DesignService: Scientific and Technical AV SystemsService: Conference and Briefing Center SystemsIndustry: FederalIndustry: DefenseType: Electrical Engineering+15 more
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Tejjy Inc.

Rockville, MD

Architectural Engineering Firm Leading Innovation in BIM & 3D Scanning

WebsitePhone2 offices8 projects2 leaders10 credentialsFounded 2006

Project: Rockville District Court House

Service: BIM/VDC ServicesService: Architectural BIM ModelingService: MEP BIM ServicesIndustry: CommercialIndustry: RetailType: Architecture & Engineering+51 more
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