construction inspection and testing

All American Environmental delivers integrated environmental programs combining project management, regulatory compliance, quality assurance, technical coordination, and strategic partner management for government, commercial, and industrial clients. Located in Oxford, North Carolina, the company is SDVOSB and HUBZone certified and provides environmental engineering, civil engineering, and construction management coordination and support services.

air quality permitting and modelingenvironmental permitting and complianceexcavationhazardous materials abatement coordinationindustrial refurbishingLandfill design and closureNPDES permittingPhase I and II due diligence assessmentsproject managementremediationsite planning and developmentstormwater system designwater quality modelingwetlands delineation and mapping

Green Diamond International was founded in 2008 in Afghanistan to support the U.S. Army's efforts to foster peace and prosperity in the region, and became a leading company in the design and construction of civil infrastructure projects. In 2009 it expanded to California and merged with local Afghan companies HBCC, MBCC, and Al Hooti of Dubai, UAE. After ceasing operations in Afghanistan following the 2021 U.S. military withdrawal, it continued in California and in 2024 re-established its headquarters in Washington State, serving nationwide and internati

aviation constructionBuilding Information Modeling (BIM)clash checkingCost estimationdesign reviewengineering and construction managementFalling Weight Deflectometer testinggeotechnical engineeringPavement engineeringPCI surveyspermitting assistancepreconstruction planningrisk managementschedulingSubcontractor Selectionsubsurface investigationssustainability and resilience consultingtransportation planning and designvalue engineering

GTEC is a locally owned consulting and engineering firm providing engineering, environmental, and geotechnical testing services for clients in the Southeast since 2020. Based in Huntsville, Alabama, GTEC partners with private and public sector clients on new ventures and complex problems involving the environment, natural resources, and civil infrastructure. The firm is guided by the 4Rs: Reasonable, Reliable, Respectful, and Responsive.

aerial photographyenvironmental consultinggeophysical surveysgeotechnical explorationslaboratory testingpavement designsquality control and quality assurancesinkhole evaluationslope stabilityspecial inspections