remedial system design

Dougherty Sprague Enterprises (dse) is an environmental and remediation services firm. It is a Texas Department of State Health Services Licensed Asbestos Consultant Agency and Lead Firm, and a registered mold assessment company. dse is a woman-owned business certified as WBE, HUB, and DBE, and holds a GSA Environmental Contract. It serves federal, state and local government, commercial/industrial, and independent school districts.

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air monitoringasbestos inspectionsAutoCAD draftingenvironmental compliance auditingenvironmental trainingexpert testimonygroundwater modelinghydrology modelinglead-based paint surveysmold assessmentremedial system installation

Entera Geoscience, Inc. is a woman-owned environmental consulting firm based in Clayton, California, offering dewatering design services and environmental consulting. Led by Elizabeth Schwartz, a California Professional Geologist and Certified Hydrogeologist with over 18 years of experience, the firm focuses on hydrogeological studies, groundwater modeling, and design of construction dewatering and remediation systems.

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Aquifer test design and analysisDewatering designenvironmental consultingIsotope analysissite characterizationSlurry wall designThree dimensional groundwater modeling