Dennis Gillings

Dennis Gillings

Dennis Gillings (#1889)

Global Rank #1889
Country Rank #34
Country United Kingdom

Dennis Gillings is listed among the world billionaires tracked by Iconic Billionaires.

  • $ 2 B
  • Clinical trials
  • United Kingdom
  • M
  • 82 Years

Snapshot

Quick Facts

Global Rank #1,889
Country Rank #34
Net Worth $2.2B
Previous Worth $2.2B
Worth Change +$0.0B
Country United Kingdom
Industry Clinical trials
Age 82 Years
Gender M
Worth As Of May 4, 2026
Residence Durham, North Carolina
Citizenship United Kingdom
World Billionaires List United Kingdom Billionaires Clinical trials

Profile Data

Personal Stats

Age 82
Source Of Wealth Clinical trials, Self Made
Residence Durham, North Carolina
Citizenship United Kingdom
Net Worth Change +$0.0B +0.0% from previous worth
Previous Net Worth $2.2B
Current Net Worth $2.2B

Worth as of May 4, 2026

About Me

Dennis Gillings is the founder and former CEO and chairman of clinical research firm Quintiles Transnational, which changed its name to IQVIA in 2017. Gillings, a former biostatistics professor, launched Quintiles in 1982 with the goal of making clinical trials for drugs faster and more efficient. Gillings retired from the board of IQVIA in 2018. Quintiles reached annual revenues of $5.7 billion before merging with healthcare data firm IMS Health in 2016.

Achievements

Forbes List Highlights

A snapshot of the list placements and rankings connected to Dennis Gillings.

#1913
Billionaires (2026)

Insights

Did You Know?

Gillings received a Commander of the Order of the British Empire from Queen Elizabeth in 2004 for his work in the pharmaceutical industry.

Wealth Growth

Net Worth Growth Over Time

Tracking Dennis Gillings's net worth journey over the years, highlighting key growth phases and financial milestones.

Worth Trend Net Worth Growth
Period Change Worth Movement
Current Net Worth: $2.2B (May 4, 2026)

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