Alan Trefler

Alan Trefler

Alan Trefler (#1560)

Global Rank #1560
Country Rank #544
Country United States

There's always risk when you're doing something the first time, or you're doing something that is hard. Evaluating those risks is key, but you also need to think about the risk of not making a change.

  • $ 3 B
  • Software
  • United States
  • M
  • 70 Years

Snapshot

Quick Facts

Global Rank #1,560
Country Rank #544
Net Worth $2.7B
Previous Worth $2.7B
Worth Change +$0.0B
Country United States
Industry Software
Age 70 Years
Gender M
Worth As Of May 4, 2026
Residence Brookline, Massachusetts
Citizenship United States
World Billionaires List United States Billionaires Software

Profile Data

Personal Stats

Age 70
Source Of Wealth Software, Self Made
Self Made Score 8
Philanthropy Score 1
Residence Brookline, Massachusetts
Citizenship United States
Marital Status Married
Education Bachelor of Arts/Science, Dartmouth College
Net Worth Change +$0.0B +0.0% from previous worth
Previous Net Worth $2.7B
Current Net Worth $2.7B

Worth as of May 4, 2026

About Me

The son of a holocaust survivor, Alan Trefler worked at his father's small antique restoration company as a teen, before starting Pegasystems in 1983. He was 27 when he launched the software company, which focuses on streamlining business and enhancing customer engagement. The Waltham, Ma.-based business, which he took public in 1996, generated $1.5 billion in 2024 sales and employs over 5,000 people. Alan and his wife Pamela are founders of the Trefler Foundation, through which they have donated to public education and health care in Boston. In March 2020, Pegasystems launched a free app to help clients track Covid-19 among employees.

Achievements

Forbes List Highlights

A snapshot of the list placements and rankings connected to Alan Trefler.

#1223
Billionaires (2026)
#352
Forbes 400 (2025)

Insights

Did You Know?

In 1975, when Trefler was a sophomore computer science and economics double major at Dartmouth, he tied for first in the World Open Chess Tournament.

In 2010, Pegasystems sponsored a chess fundraising event where Trefler faced off against chess titan Gary Kasparov and future world champion Magnus Carlsen.

Wealth Growth

Net Worth Growth Over Time

Tracking Alan Trefler'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: $2.7B (May 4, 2026)

© Iconic Billionaires