transportation planning and design

MA Engineering provides civil engineering consulting services for Rail & Transit, Highway, Aviation and Facilities projects. The firm was founded by Adolfo Mota, a Licensed Professional Civil Engineer in California with over 20 years of experience in civil engineering design and management. MA Engineering has worked on projects including the Los Angeles River Bike Path Gap Closure Project and street/roadway and intersection design.

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civil engineering consultingdrainage designGrading designroadway designtrack/tunnel designtraffic designUtility Design

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

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aviation constructionBuilding Information Modeling (BIM)clash checkingconstruction inspection and testingCost estimationdesign reviewengineering and construction managementFalling Weight Deflectometer testinggeotechnical engineeringPavement engineeringPCI surveyspermitting assistancepreconstruction planningrisk managementschedulingSubcontractor Selectionsubsurface investigationssustainability and resilience consultingvalue engineering