Clinical Research Sites in Gardena, CA

The top-ranked clinical research sites serving Gardena, CA are Velocity Clinical Research - Gardena, CenExel CNS - Torrance and Collaborative Neuroscience Research, LLC. We list 970 clinical research sites serving Gardena, CA. 30 of the providers shown match an active record from ClinicalTrials.gov, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.

Clinical Research Sites serving Gardena, CA (Los Angeles County). 970 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.

Top 10 ranked clinical research sites for Gardena

20 more providers serving this area

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Frequently asked questions

How many clinical research sites serve Gardena?

We list 970 clinical research sites serving Gardena, CA: 0 based there and 970 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.

Which clinical research sites serve Gardena?

The top-ranked clinical research sites serving Gardena, CA are Velocity Clinical Research - Gardena, CenExel CNS - Torrance, Collaborative Neuroscience Research, LLC, Advanced Investigative Medicine, Inc. and Charles R. Drew University of Medicine and Science. The full ranked list, with the official records each provider matched, is on this page.

Which clinical research sites serving Gardena are verified against official records?

10 of the top 10 match an active official record: Velocity Clinical Research - Gardena (ClinicalTrials.gov), CenExel CNS - Torrance (ClinicalTrials.gov), Collaborative Neuroscience Research, LLC (ClinicalTrials.gov), Advanced Investigative Medicine, Inc. (ClinicalTrials.gov) and Charles R. Drew University of Medicine and Science (ClinicalTrials.gov), and 5 more on this page. Each badge links to the official record it matched.

How are these companies ranked?

By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.

What does "Verified" mean on this page?

"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.

How do sponsors judge a research site?

Common checks are enrollment history in the indication, experienced coordinators, IRB arrangements, start-up time and data quality. ClinicalTrials.gov shows which studies a site has been listed on.

"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .

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