Alan Trefler
Entrepreneur
1956 · United States
$4.2Bolder estimate, as of 2025 · Forbes
Alan N. Trefler is an American billionaire businessman and chess master best known as the chief executive officer (CEO) of Pegasystems, a multinational software company he founded in 1983.
Sources (3)
- Alan Trefler (Q4707930) · Wikidata
- Alan Trefler · Wikipedia
- Alan Trefler — Forbes net worth (via Wikidata) · Forbes · 2025




