Series of pages under construction, with images promoting service available in Andover, Massachusetts.

Offering services for civil and criminal litigation, primarily involving alcohol consumption, available from Edmonton, Canada.

Forensic audio services for criminal and civil litigation, including advanced digital signal processing, enhancement, authenticity analysis, dialogue decoding, and sound analysis in Albuquerque, New Mexico.

Offers a broad range of independent forensic science services for lawyers and investigators internationally from Abingdon, England.

Offers general forensic consulting, crime scene investigation, evidence reviews and general civil and criminal investigation services from Springfield, Missouri .

Offers multi-disciplinary consultation services pertaining to the detection of primer gunshot residue by SEM/EDX. Includes The International Association for Microanalysis; a non-profit organization, maintained by scientist at the Bexar County Criminal Investigation Laboratory in San Antonio, Texas.

Offers examinations of audio, video, gaming, electric or electronic evidence, court testimony and consultations. Based out of Oakville, Ontario, Canada.

Offering consultation and expert testimony for forensic science matters in Spennymoor, northern England.

Established 1980 to investigate fires, explosions, road traffic accidents and engineering problems, with offices in four cities in England.

Consultancy company dealing with both civil and criminal cases from their base in Durham, England.

Offer consulting, as well as training courses located throughout the United States and Canada, with contacts in Meridian, Mississippi.

Offers education and consulting, specializing in crime scene analysis, reconstruction and bloodstain pattern analysis in Edmond, Oklahoma.

Consulting, exopert testimony and publications on pysciatry, neuropsycholgy and toxicolgy, from New York City.