Site assessments

Diaz•Yourman & Associates (DYA) is a privately-held geotechnical consulting services corporation, founded in December 1992 on the strong basis of 30 years prior Geotechnical Engineering experience. The firm provides geotechnical consulting for projects including highways, bridges, tunnels, airports, ports, water infrastructure, rail and transit, and environmental work.

design/buildgeotechnical engineeringhazardous waste studies

Dovetail Trail Consulting works with public lands agencies, state parks, land trusts, recreation organizations, and concession companies to make outdoor spaces more accessible and more usable. Founded by Quinn Brett, former NPS Wilderness and Accessibility Coordinator, and based in Estes Park, Colorado, the firm provides practical solutions for adaptive outdoor recreation access from policy to the trail.

Accessibility auditscommunity engagementfield workshopsGIS mappingpolicy draftingsignage and trail information designtrail measurementstraining and educationWebinars

ECM Consultants is a multidisciplinary firm founded in 1996 by Dr. Wallid M. Kazi, providing engineering, environmental, and infrastructure solutions. It specializes in environmental, remediation, and infrastructure services for complex public and private sector projects, serving clients nationwide with over 25 years of industry experience and 500+ completed projects.

audits and monitoringcivil, structural, and geotechnical designconstruction management, oversight, and quality controlenvironmental permittinghazardous materials removal and abatementImpact analysismunitions and explosives of concern (MEC) investigation and clearanceRegulatory Complianceremediation designSoil and groundwater sampling

Eco Logic LLC is an ecological restoration and green infrastructure firm founded in Bloomington, Indiana in 1999. The company works with clients focused on restoring natural areas and improving the sustainability of the urban environment, bringing over 20 years of experience from assessment and planning through implementation and long-term management.

ecological restorationgreen infrastructure designinvasive plant controlmaster planningmonitoringnative plant establishmentpollinator habitat installationprescribed burning

Eilar Associates, Inc. is a team of acoustical and environmental consultants founded in 1974, assisting residents, businesses, and contractors throughout San Diego County and the United States. The firm provides acoustical investigations, environmental impact analyses, site assessments, and related environmental services, with a reputation for precision, accuracy, timeliness, and accessibility.

acoustical investigationsairborne and impact noise field testingair quality analysisenvironmental impact analysesexpert witness testimonygreenhouse gas analysislitigation supportnoise measurements and monitoringnoise modelingreverberation testing

Eischen's General Contracting, LLC is an Austin-based construction company run by Ava Sharifian and Tim Eischen, who blend design and construction to preserve and enrich their hometown. The company upholds the tradition of construction with integrity, craftsmanship, and attention to detail, working with outstanding sub-contractors.

bridge constructioncustom residential remodelsgrant development consultingmaster planningsignagetrails and parkland development

Endpoint Solutions Corp. is an environmental, health and safety consulting and civil engineering firm based in Franklin, Wisconsin. The company provides traditional and specialized environmental consulting and civil engineering services, including environmental site assessments, remediation, compliance, and engineering design, and offers creative contracting options that assume project risk for cost, schedule and performance.

civil engineeringdecommissioningdemolition managementenvironmental consultingpermittingRemedial designremediationsurveyingtraining

Environmental Science and Engineering Partners (ESE Partners) is a Texas-based environmental consulting firm headquartered in Houston with offices in Dallas-Fort Worth, League City, Austin and San Antonio. Its team of environmental engineers and scientists provides environmental assessment, remediation, compliance, natural and cultural resources, and building science services to clients across commercial real estate, energy, and infrastructure industries.

aerial drone servicesasbestos surveyscompliance and permittingcultural resources surveys and monitoringIndoor air quality samplinglead-based paint consultingPhase I Environmental Site AssessmentsPhase II Environmental Site Assessmentsproperty condition assessmentsremediationwetland delineation

Evergreen Safety Signals provides traffic control and flagging services for road construction, utility work, and special events. The company is OMWBE/DBE/SBE certified and offers certified flaggers, traffic control planning, and flagging equipment rental. It serves government agencies and commercial businesses, emphasizing safety, communication with residents, and administrative responsiveness.

equipment rentalflaggingpedestrian movement managementtraffic controltraffic control planning

EVunited is an electric vehicle (EV) charging and commercial solar solutions provider specializing in custom turnkey solutions for businesses and commercial property owners nationwide. Services include site assessments, procurement, professional installation, and project management, along with EV charging advisory, ROI analysis, and cost savings projections. Operations span the entire country, providing turnkey procurement and installation of EV charging stations.

canopy customizationcost savings projectionsEV charging advisoryprocurementprofessional installationproject managementROI analysisturnkey solutions

Exurbanite Preservation Services provides restoration, design-build, and general contracting in Baltimore, MD. They focus on historic building arts, painted decoration, and museum-conservation-lab standards, using the least invasive methods. Services span emergency response through long-term recovery, including site assessments, fire damage repair, materials handling, and code-compliant recovery. They also offer custom millwork and historic rehabilitation, and are registered in SAM.gov for federal contracting.

adaptive restorationAdaptive Reusecode-compliant recoveryconservationcustom millworkdesign-buildfire remediationgeneral contractingHistoric rehabilitationmaterials handlingrestorationtraditional joinery

Flourishing Florida LLC provides ecological services specializing in invasive aquatic and terrestrial vegetation control, pond, lake, and wetland management. The company removes non-native plant species, promotes native restoration, rehabilitates degraded wetlands, and offers customized management plans, site assessments, and educational programs, collaborating with tribal and local communities.

customized management planseducational programsinvasive vegetation controlnative plant restorationongoing monitoringwetland rehabilitation

Gator Crane Service of Tampa Bay provides dependable and efficient crane services throughout Tampa Bay and surrounding areas since 1986. With over 35 years in the industry, this veteran and minority-owned business specializes in lifting solutions for construction projects of all sizes, offering quick response times, free estimates within 24 hours, flat-rate pricing without minimum rental requirements, and emergency services.

boat liftingcrane liftingdock construction supportemergency servicesGPS trackingrigging

GPW and Associates is a woman-owned, minority-owned engineering consulting firm founded in 1998, specializing in Building Systems Engineering & Design. The firm provides expertise in electrical, mechanical, fire protection, plumbing and refrigeration systems, working nationwide with clients who need quick, accurate solutions to complex engineering issues. It is licensed and prepared to work in 45 states and serves as a prime consultant leading teams of architects, interior designers, engineering firms and contractors.

Building Systems Engineering & DesignCADDCompliance studiesconcept designconstruction administrationElectrical EngineeringEquipment evaluationfeasibility studiesFire protection engineeringFunctional performance testsmaster planningMechanical EngineeringOn-site construction review and managementPlumbing Engineeringproject managementRefrigeration engineeringREVIT Building Information Modeling (BIM)RFI responseSubmittal review

H2O Energy is a renewable energy company that converts abandoned mines into pumped hydro energy storage facilities. The company conducts detailed site assessments examining geology, water sources, power line access, and environmental impact, then installs reservoirs at differing heights connected by advanced pumps, turbines, and controls, linking facilities to the electrical grid. It also utilizes wind, solar, and hydro technologies.

environmental permittinggeology examinationgrid connectionpumped hydro energy storagepumps, turbines, and controls installationreservoir installation

H2B is an engineering and design firm in Houston, Texas, and a Service-Disabled Veteran Owned Small Business (SDVOSB). It provides comprehensive project management, engineering, and design services for a variety of project types that aid in the design and construction of the built environment, serving markets including federal, healthcare, municipal, education and recreation, community, hospitality, commercial, and transportation.

blast-resistant designbuilding designdesigndue diligence reviewsengineeringground-up constructionhorizontal and vertical expansionshurricane-resistant designpreliminary engineering reportsprogressive collapse designproject managementrepairs/renovationssite investigation reportsstorm water pollution prevention plansstorm water quality management plansutility infrastructure analysis

Hadin Inc. is a Sacramento-based full-service project management, engineering, and heavy civil construction firm delivering infrastructure solutions throughout California and beyond. As a licensed Class A contractor, it manages and executes complex heavy civil infrastructure projects including transportation systems, bridges, levees, stormwater systems, and public works construction, serving Federal, State, and Local agencies as well as private-sector partners.

bridge constructionconstructability reviewscost managementearthworkemergency infrastructure responseengineering and technical supportheavy civil constructionlevee constructionon-call inspectionsproject managementquality controlreinforced concrete solutionsroad constructionscheduling with Primavera P6site gradingstormwater systemsunderground utilities

HZA Engineering is a mechanical and electrical engineering firm founded in Alaska in 1996, providing engineering services for projects throughout the state, from the North Slope to the Aleutian Islands. The firm offers a full range of mechanical and electrical engineering services supporting projects from initial assessment through final construction, including new construction, renovations, and system upgrades. Its team includes licensed professional engineers, designers, and project managers with experience across commercial, institutional, industrial,

arc flash analysisBIM modelingCAD draftingCommissioning and start-up supportcondition surveysconstruction administrationCost Estimatingdesign-bid-builddesign-buildElectrical EngineeringEnergy ModelingHVAC designinspectionsLoad calculationsMechanical EngineeringPhotometric analysisPlumbing system designproject managementvalue engineering

JMS (Jim Myers & Sons, Inc.) designs and manufactures water and wastewater treatment and solids handling equipment for municipal and industrial applications. Founded in 1962, the company has in-house engineering and a 72,000 sq. ft. facility, with 2,300+ systems installed. Equipment is engineered in-house and manufactured in the USA.

fabricationin-house engineeringinstallationmanufacturingOEM replacement partsrehabilitation and retrofitsstart-up

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architectural designconsultingengineeringmaster planningstormwater studiesstructural investigationwetland delineation

Karl Environmental Group is an environmental consulting firm founded in 1989 by Edmund S. Karl Jr., with over 37 years of experience in site assessments and industrial hygiene services. The team includes environmental professionals, project coordinators, health and safety trainers, industrial hygienists, and a full-time Certified Industrial Hygienist. It serves clients in PA and NJ, including school districts, universities, and commercial facilities.

indoor air quality assessmentindustrial hygienemold & allergen testingOSHA noise exposureOSHA personal samplingremediation & abatement consultingtraining and certificationVOC & formaldehyde samplingwater testing