mitigation design

Apex Acoustics LLC is a Maryland-based, NMSDC-certified Minority Business Enterprise (MBE) consulting firm specializing in environmental noise, building acoustics, underwater acoustics, vibration, and solar glare/glint analysis. With over 20 years of engineering acoustics experience, the firm provides acoustical consulting services supporting environmental review, permitting, and design compliance for public- and private-sector projects across the United States and internationally.

3D acoustic modelingbuilding-envelope noise controlCadnaA modelingenvironmental noise and vibration studiesexpert witness testimonyFHWA Traffic Noise Modelfield measurementglare analysisGlareGaugeimpact assessmentnoise and vibration measurementsnoise and vibration prediction and mappingnoise complaint investigations and mitigationoccupational noise assessmentpredictive modelingTechnical Reviewsunderwater acousticsvibration assessment

Aqua-Terr Systems, Inc. (ATSI) is an environmental consulting firm founded in 1992 in Washington State, serving Tribal organizations, municipalities, and property developers. ATSI provides wetland permitting, environmental surveys, compliance management, mitigation design, and long-term monitoring, acting as a single partner from early-stage risk assessments through occupancy. The company is a Certified Women's Business Enterprise and has served over 1,850 clients.

biological and land use consultingecological and habitat surveysenvironmental monitoringOHWM determinationspermitting and compliance managementrestoration planningwetland delineation

CORVUS is a specialized firm providing professional natural resource consulting services for a wide variety of sectors and client types. It provides expert ecological consulting services related to the full life cycle of a project, from identifying potential natural resource constraints, field studies and data collection, agency scoping and coordination, compliance strategy and reporting, mitigation design, construction oversight, to post-construction monitoring and reporting. CORVUS provides expertise in ecological consulting and research, and specializ

agency scoping and coordinationcompliance strategy and reportingconstruction oversightdata collectionecological consultingfield studiespost-construction monitoring

Ecosystems Research Institute is a multidimensional firm specializing in environmentally sound solutions to challenges in energy, commercial, and natural resources. Led by Dr. Vincent A. Lamarra, the firm has served clients from Quebec to Hawaii since 1981, providing environmental assessment and monitoring, mitigation design and implementation, environmental chemistry, natural resource management, and regulatory compliance. ERI is certified by the state of Utah for CWA and SDWA analysis parameters.

CWA and SDWA analysisdata managementenvironmental assessmentenvironmental chemistryenvironmental engineeringenvironmental monitoringfield samplingfisheries and wildlife biologyGIS analysishydrological and biological modelingNatural Resource ManagementRegulatory Compliancesoil sciencewetlands delineation

James Anderson Company is a firm established in 1891 that provides environmental and engineering services, including wetland delineations, project permitting, mitigation design, soil erosion and sediment control, arborist services, habitat assessment, hydraulic modeling, and full-service project management.

arborist servicesfeasibility studieshabitat assessmenthydraulic modelingproject managementproject permittingsoil erosion and sediment controlsurface water quality and flow monitoringwetland delineation