expert witness testimony

Detector Dogs International, Inc. is a company founded by Kyle K. Heyen that selected and trained dogs and their handlers for all aspects of canine law enforcement, including detection of drugs, explosives and accelerants, as well as patrol dog functions. Mr. Heyen, its President, now serves as a consultant, agency auditor and expert witness in criminal and civil cases involving the training, use and deployment of service dogs.

accelerant detectionagency auditingconsultingdog trainingdrug detectionexplosive detectionhandler trainingpatrol dog functions

Marty Dirks provides litigation support, consulting, and expert witness testimony to law firms, both plaintiff and defense. He has provided expert opinions for civil and criminal cases and testified in AAA, ADR Services, and JAMS arbitrations, as well as state and federal courts. He is a finance and investment professional with an MBA from Harvard Business School and experience as an institutional investor in public and private equity. He is an Adjunct Professor for the MBA program at Golden Gate University in San Francisco.

complex damages calculationsconsultinginvestment analysislitigation supportrisk management

District Scheduling Consultants, LLC is a specialized service focused primarily on project controls within the construction industry, providing scheduling support for projects worldwide. Its project controls integrate Critical Path Method (CPM) scheduling with cost and risk management to help ensure construction projects are completed on time and within budget. The team combines construction and project management experience with technical expertise and uses industry-recognized software to develop, monitor, update, and report on project progress.

claims analysisconstruction planning and programmingcost and risk managementCritical Path Method (CPM) SchedulingDelay analysisproject controlsschedule monitoring and reporting

Diversified Real Estate Services, Inc. is a full-service commercial real estate firm based in downtown Minneapolis, Minnesota, providing real estate appraisals and consultation. The firm was originally incorporated in 1991 and primarily serves local lending institutions, with licenses in Minnesota and services available across several states and the United States.

appraisal reviewconsultationforeclosure analysisreal estate appraisal

DJS Associates, Inc. is a full-service forensic engineering and expert consulting firm providing scientific investigation and testimony for insurance, legal, and government entities. Founded by David J. Schorr, P.E., it became DJS Associates, Inc. in 1984 and is now in its third generation. The firm has a network of over 300 nationally recognized, board-certified specialists located throughout the United States.

3D animations and simulationsclaims investigationsdata extractionevidence storageForensic engineeringinspectionsrapid response documentationreport writingseminars and webinarssurveillancetesting

D.L. Adams Associates has provided acoustic, theatre design, audio video, and low voltage consulting to the design and construction industry since 1979. The firm serves design professionals, building owners, developers, and facility users, with offices in Colorado, Hawaii, and Kansas (following the addition of the AVANT Acoustics team).

acoustical consultingacoustic testingaudio-video systems designenvironmental noise testinglife cycle cost analysislow voltage systems designnoise and vibration controlperformance lighting and rigging designtheatre design

DNA Labs International is a private, women- and family-owned forensic DNA laboratory founded in 2004, with teams in South Florida and Utah. It provides forensic DNA testing and analysis services to law enforcement agencies, public crime labs, medical examiners, coroners, and attorneys, and is accredited to ANAB ISO/IEC 17025:2017 and FBI QAS standards.

forensic DNA analysisgenealogy researchserologySNP arraySNP triagetargeted sequencingwhole genome sequencing

DNA Mavens LLC is a women and minority owned small business offering forensic DNA consulting services, formed in August 2022. Its team of forensic DNA experts provides case reviews, consultations, expert witness testimony, validations, training program development, and educational services to lawyers, forensic laboratories, and others. The site also describes DNA Mavens Forensic Services Inc., a 501(C)(3) non-profit created to provide education, training, forensic DNA testing and forensic DNA related research opportunities.

autosomal STR analysisDNA case reviewinternal audit assistancelaboratory workflow consultingmock assessmentsprobabilistic genotyping (STRmix)SOP developmenttraining program developmentvalidation proceduresY-STR analysis

Dominic LoBuglio CPA, Inc. is a professional corporation providing accounting, taxation, and consulting services to receivers, trustees, and attorneys. It specializes in forensic and reconstruction accounting, cash flow analysis, litigation consulting and expert witness work, and tax compliance, research, planning and projections. Dominic LoBuglio has been a Certified Public Accountant in California since 1977 and is Certified in Financial Forensics.

accounting systems analysisauditbusiness operations analysiscash flow analysisForensic Accountinglitigation consultingreconstruction accountingtax complianceTax planningtax projectionstax research

Dornbusch Associates, established in 1971, provides economic and financial research and analysis to private and public sector clients, focusing on balancing use, preservation and protection of natural resources. Its principals have provided expert witness testimony in federal and state courts, and the firm has served as the U.S. National Park Service's exclusive or favored choice for financial analyses for more than 25 years.

benefit/cost analysisconcession contract and prospectus designdamages quantificationdebt restructuring and ability-to-pay analysesdemand and valuation analysesfinancial and economic feasibility evaluationimplementation managementmarket demand assessmentNEPA/CEQA Complianceproject development and re-development planningresource and enterprise managementRFQ and RFP preparation and proposal evaluationsocio-economic impact assessment

Dove Valuation Services, LLC is a real estate appraisal firm located in Norfolk, Virginia, licensed to serve Virginia and North Carolina. Nancy Dove has provided fair and unbiased market valuations and consulting services for more than 25 years, specializing in condemnation/eminent domain appraisal and litigation services.

appraisal reviewlitigation supportMarket Analysismarket rent studiesreal estate appraisal

dpSTUDIO LLC is an environmental consulting firm offering Phase I, II, and III Environmental Site Assessments, environmental due diligence for mergers and acquisitions, Brownfield and Voluntary Remediation Program services, solid and hazardous waste management, compliance audits and environmental risk analysis, wetland and ecological studies and permitting, asbestos, lead paint, radon and indoor air quality testing, underground and aboveground storage tank services, NEPA environmental impact statements and assessments, expert witness testimony and litiga

asbestos testingbrownfield and voluntary remediationcompliance auditsenvironmental and science education and trainingenvironmental due diligenceenvironmental risk analysisenvironmental site assessmentsindoor air quality testinglead paint testinglitigation supportNEPA environmental impact statements and assessmentspermittingradon testingsolid and hazardous waste managementunderground and aboveground storage tank serviceswetland and ecological studies

Dreiym Engineering is a professional engineering firm with offices in Coldspring, Texas and Westcliffe, Colorado, specializing in consulting and design work for electrical and cathodic systems. It also works with insurance companies and law firms to provide forensic engineering investigation services. The firm began as a partnership of three registered professional engineers and serves Texas, Colorado, and surrounding states.

3D Space Capturearc flash studiescathodic protection designCathodic Protection Potential SurveysCP Interference TestingEngineering X-Ray Servicesfailure analysisFire investigationForensic engineeringGround Testing and Commissioninginfrared scanningPipeline & Tank Integrityprotection coordinationshort circuit analysisSoil Corrosivity Analysis

Driftwood Investigations LLC is a local family-owned private and forensic financial investigative firm based in Daphne, Alabama, serving Mobile and Baldwin Counties. The team is licensed, insured, and certified with over 30 years of combined experience in forensic financial investigations, handling cases discreetly and confidentially. The company has merged with Baldwin Legal Investigations LLC.

background checksBates stampingexhibit preparationForensic Accountingfraud examinationlitigation supportprocess servingpublic records searchesskip tracingtrial consulting

Driven Evidence provides automotive expert witness and forensic business-technical analysis for attorneys, insurers, and agencies. Based in the Tampa Bay, Florida area, the company offers Daubert- and Frye-conscious reporting, unbiased technical analysis, expert witness testimony, and forensic vehicle investigations for law firms, insurance carriers, and government agencies involved in automotive-related litigation. Its proprietary nine-suite crash analysis platform supports ADAS-related forensic analysis, repair evaluation, and litigation-driven vehicle

accident-related vehicle investigationsADAS calibration and recalibration analysiscrash analysis platformDaubert- and Frye-conscious reportingfleet and dealer compliance reviewforensic vehicle investigationsmechanical, electrical, and tire failure analysis

Dr. LaFaye Marshall & Associates, LLC is a private practice specializing in Clinical & Forensic Neuropsychology. Led by Dr. LaFaye F. Marshall, a Nationally Credentialed Psychologist and Licensed Clinical Psychologist in DC, Maryland, Virginia, and Pennsylvania, the practice offers psychological and neuropsychological evaluations, forensic evaluations, and psychotherapy. Offices are located in Annapolis, Maryland and Philadelphia, Pennsylvania, with evaluations provided virtually or in-person across the United States.

Fitness-for-duty evaluationsforensic evaluationneuropsychological evaluationparental capacity evaluationspsychological evaluationpsychotherapy

Forensic accounting and expert witness services in complex financial matters, including fraud investigations, asset tracing, economic damages, business valuation, and regulatory proceedings.

asset tracingBusiness ValuationData Analyticseconomic damages analysisForensic Accountingfraud investigationslitigation support

Dunkin Real Estate Advisors, LLC is a real estate valuation, consulting, and brokerage firm founded in 2012 by Terry Dunkin, MAI. It serves international businesses, government agencies, lenders, and private and public organizations, with experience across more than 90 countries. Clients include the U.S. Departments of State, Justice, and the Interior, the IRS, and the SEC.

brokerageconservation easement appraisalsfeasibility studieshighest and best use studiesinternational advisorylitigation supportMarket Analysisreal estate valuation

ETTL Engineers & Consultants Inc. provides geotechnical engineering and testing, construction materials engineering and testing, geotechnical and environmental drilling services, environmental consulting, and CQC/CQA services for landfill liners and final cover systems. Founded in 1965 in Tyler, Texas, the company serves industrial, commercial, governmental, and private clients in Texas and adjoining regions with offices in Tyler, Texarkana, Central Texas, and DFW.

construction materials testingdrillingenvironmental site assessmentsForensic investigationsgeotechnical engineeringgroundwater monitoring well and piezometer installationlaboratory and field soil testinglandfill CQC and CQAremediationsoil and rock core samplingsteel testing including welds and welders

Eccleston Education Consulting, led by Dr. Kristen Eccleston, supports students with complex neurodivergent profiles and school-based mental health needs, including Pathological Demand Avoidance (PDA) profiles. Dr. Eccleston guides families through evaluations, eligibility determinations, and securing 504 Plans, IEPs, and interventions. She also partners with schools, districts, and providers to design individualized plans and offers educator workshops, expert witness testimony, and conference presentations.

conference presentationseducator trainingPDA consultingprogram designspecial education advocacy

ECOVAL is a consulting firm specialized in financial claims and related disputes. Its teams incorporate attorneys, certified public accountants, and other seasoned professionals. It assists clients in the preparation, documentation, and presentation of financial claims, and helps clients evaluate and rebut claims presented against them. It provides expert witness testimony in federal and state courts, bankruptcy courts, and arbitration proceedings.

Business Valuationfinancial claims documentationForensic investigationslitigation support

Edge Environmental, Inc. is a women-owned, small business based in Lakewood, Colorado that specializes in preparing NEPA documents, environmental federal, state, and local permit applications, and various project plans. The firm has worked on projects including oil and gas development, pipelines, mines, transmission lines, railroads, and solar development across the western United States.

AutoCADdatabase managementerosion control and restoration planningfield survey managementGIS (ESRI ArcMap)NEPA analysispermitting

Education Foundations, LLC is a women-owned small business based in Tennessee that provides strategic resource acquisition and management for mission-driven education organizations. It partners with charter school networks, state education agencies, authorizers, school districts, and non-public schools to secure funding, strengthen compliance, and build leadership capacity. The firm has completed 36 contracts since its founding in 2023 and is active and in good standing in SAM.gov.

audit readinessboard governance trainingcompliance monitoringcustom web application developmentexecutive leadership coachinggrant reportinggrant writinglitigation supportmock monitoring reviewspolicy reviewrelational database development

e-Forensics is a Miami, Florida based firm providing state-of-the-art solutions in cybersecurity, digital forensics, and e-discovery. It serves law firms, Fortune 500 companies, private investigators, and law enforcement throughout the Americas, with certified bilingual specialists who have testified in multiple jurisdictions. The firm has been serving clients since 2000.

digital forensicse-discoveryESI managementevidence acquisitionevidence analysisfile carvingforensic imagingonline reputation managementpenetration testingreceivershipsrisk assessmentsvulnerability assessments