Our Organisations
Analytical Expert Labs
brings together specialist laboratories
Analytical Expert Labs brings together specialist laboratories. Each has a distinct focus and reputation, and together they provide a complete range of analytical and biological testing.
Analytical Services International (ASI)
With over 30 years of experience, ASI is a leading toxicology and bioanalysis laboratory. Based at City St George’s University of London, ASI supports law enforcement, coroners, hospitals, and the NHS with therapeutic drug monitoring, and partners with Clinical Research Organisations, biopharma, and universities undertaking small molecule bioanalysis, method development, and pharmacokinetic (PK) testing.
Post-mortem toxicology and interpretation
Therapeutic drug monitoring for healthcare providers
Specialist LC-MS/MS assays, including insulin, C-peptide, and GLP-1 agonists (Ozempic, Wegovy, Mounjaro)
Bespoke drug analysis and bioanalytical method development
Certis BioLabs
Certis BioLabs specialises in drug, alcohol and DNA testing, supporting family law cases as well as private clients, employers and healthcare providers. Our services combine scientific testing with expert interpretation, clear reporting and nationwide sample collection.
UKAS-accredited testing is carried out via partner laboratories where applicable, including testing using hair, nails, blood and saliva.
Clear reporting suitable for legal and safeguarding contexts
Discreet, affordable testing for private individuals and organisations
Discreet, affordable testing for private individuals and organisations
National sample collection network with fast turnaround times
Forensic Access
With over 40 years of experience, Forensic Access is a trusted provider of forensic expertise to defence teams, prosecution and government agencies. Our specialists provide scientific analysis across biology, chemistry and ecology, supported by expert interpretation.
Biology: DNA analysis, body fluid examination, blood pattern interpretation
Chemistry: toxicology, trace materials, paint, glass, and fibres
Firearms and Fingerprints: classification and ballistic examination, DNA recovery, fingerprint enhancement and comparison
Human Remains Recovery and Identification: forensic archaeology, anthropology, recovery and environmental evidence
Expert Witness Network: a broad network of trusted forensic and medical experts for criminal defence cases
Specialist Medical Expertise: expert witness and case management services
Forensic Testing Service (FTS)
With over 15 years of experience, FTS specialises in drug and alcohol testing for family law and child care proceedings. Our forensic toxicologists combine scientific testing with expert interpretation, providing courts, local authorities and legal professionals with clear, robust evidence to support informed decision-making.
Detailed toxicology analysis and interpretation
Independent expert opinion and legally defensible reporting for family court proceedings
Support with Part 25 applications and court order wording
UKAS-accredited testing is carried out within the relevant scope of accreditation
Contextual interpretation to support complex safeguarding decisions
Together, these laboratories give Analytical Expert Labs a depth of expertise covering family law testing, specialist toxicology investigations and advanced clinical bioanalysis.
What People say about US
I would like to convey my gratitude and appreciation to the Analytical Services International Ltd. team’s outstanding efforts in developing and validating the pharmacokinetic assay for our project. The work was delivered in good time and with high quality. It has been an amazing experience working with your team. Thank you!
We recently collaborated with Analytical Services International Ltd. for a pharmacokinetic research study, and we couldn’t be more satisfied with their service. From the initial consultation, the team demonstrated exceptional expertise by thoroughly discussing our specific needs.
ASI’s commitment to quality and timely service has made them an invaluable partner in our research efforts. We highly recommend ASI for their outstanding drug quantification services.
Thank you for all your kind assistance throughout this process. Your support has been invaluable, and the delivery and collection of slides went smoothly.
Thank you so very much to the Forensic Access casework team for organising this report with such precision, efficiency and speed! It is very much appreciated. Please also convey my thank to the toxicologist for being prepared to respond at such short notice.