As of November 1, 2005
Quest Diagnostics Incorporated (DE)
Subsidiaries and Joint Ventures
100% | Quest Diagnostics Holdings Incorporated (f/k/a SBCL, Inc.) (DE) | |
| 100% | Quest Diagnostics Clinical Laboratories, Inc. (f/k/a SmithKline Beecham Clinical Laboratories, Inc.) (DE) |
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| (33-l/3%) Compunet Clinical Laboratories (OH) |
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| (44%) Mid America Clinical Laboratories (IN) |
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| (51%) Diagnostic Laboratory of Oklahoma LLC (OK) |
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100% | Quest Diagnostics Incorporated (CA) | |
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100% | Quest Diagnostics Incorporated (MD) | |
| 100% | Diagnostic Reference Services Inc. (MD) |
| 100% Pathology Building Partnership (MD) (gen. ptnrshp.) | |
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100% | Quest Diagnostics Incorporated (MI) | |
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100% | Quest Diagnostics Investments Incorporated (DE) | |
| 100% | Quest Diagnostics Finance Incorporated (DE) |
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100% | Quest Diagnostics LLC (IL) | |
100% | Quest Diagnostics LLC (MA) | |
100% | Quest Diagnostics LLC (CT) | |
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100% | Unilab Corporation (DE) | |
| 100% Unilab Acquisition Corporation, d/b/a FNA Clinics of America (DE) | |
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100% | Quest Diagnostics of Pennsylvania Inc. (DE) | |
| 51% | Quest Diagnostics Venture LLC (PA) |
| 53.5% | Associated Clinical Laboratories (PA) (gen. ptnrshp.) |
| 100% North Coast General Services, Inc. (PA ) | |
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100% | Quest Diagnostics of Puerto Rico, Inc. | |
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100% | Quest Diagnostics Receivables Inc. (DE) | |
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100% | Quest Diagnostics Ventures LLC (DE) | |
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100% | DPD Holdings, Inc. (DE) | |
| 100% | MetWest Inc. (DE) |
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| 100% Diagnostic Path Lab, Inc. (TX) |
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| 100% Quest Diagnostics Provider Network, LLC (CO) |
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| 49% Sonora Quest Laboratories LLC (AZ) |
100% | American Medical Laboratories, Incorporated (DE) | ||
| 100% | AML Inc. (DE) | |
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| 100% | Quest Diagnostics Nichols Institute, Inc. (f/k/a Medical Laboratories Corporation) (VA) |
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| 100% | Quest Diagnostics Incorporated (f/k/a APL Healthcare Group, Inc.) (NV) |
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| 100% APL Properties Limited Liability Company (NV) | |
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100% | Lab Portal, Inc. (DE) | ||
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100% | LabOne, Inc. (MO) | ||
| 100% | ExamOne World Wide, Inc. (PA) | |
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| 100% ExamOne World Wide of NJ, Inc. (NJ) | |
| 100% | Systematic Business Services, Inc. (MO) | |
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| 100% Scan Tech Solutions, LLC (MO) | |
| 100% | LabOne, L.L.C. (KS) | |
| 100% | Central Plains Holdings, Inc. (KS) | |
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| 100% Central Plains Laboratories, LLC (KS) | |
| 100% | Lab One Canada, Inc. (Ontario) | |
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| 100% ExamOne Canada, Inc. (Ontario) | |
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| 100% Rapid-Med Plus Franchise Corporation (Ontario) | |
| 100% | LabOne of Ohio, Inc. (DE) | |
| 100% | Osborn Group, Inc. (DE) | |
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| 100% Intellisys, Inc. (GA) | |
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100% | Lifepoint Medical Corporation (DE) | ||
| 100% | C&S Clinical Laboratory, Inc. (NJ) (d/b/a Clinical Diagnostic Services) | |
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100% | MedPlus, Inc. (OH) | ||
| 100% | Worktiviti, Inc. (fka Universal Document Management Systems, Inc.) (OH) | |
| 100% | Valcor Associates Inc. (PA) | |
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100% | Nichols Institute Diagnostics (CA) | ||
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100% | Nichols Institute Diagnostics Limited (UK) | ||
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100% | Nichols Institute Diagnostics Trading AG (Switzerland) | ||
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100% | Nichols Institute Diagnostika GmbH (Germany) | ||
| 100% | Nichols Institute Diagnostika GmbH (Austria) | |
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100% | Nichols Institute International Holding B.V. (Netherlands) | ||
| 100% | Nichols Institute Diagnostics B.V. (Netherlands) | |
| 100% | Nichols Institute Diagnostics SARL (France) | |
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100% | Nomad Massachusetts, Inc. (MA) | ||
| 100% | Quest Diagnostics, S.A. de C.V. (Mexico) | |
| 100% | Analisis, S.A. (Mexico) | |
| 100% | Laboratorios Clinicos de Mexico, S.A. de C.V. (Mexico) | |
| 100% Servicios de Laboratorio, S.A. de C.V. (Mexico) | ||
| 100% | Laboratorios de Frontera Polanco, S.A. de C.V. (Mexico) | |
| 100% | Laboratorio de Analisis Biomedicos, S.A. (Mexico) | |
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100% | Quest Diagnostics do Brasil Ltda. (Brazil) | ||
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100% | Quest Diagnostics Limited (UK) | ||
| 100% | The Pathology Partnership plc (UK) | |
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