JM
John Lynch Munn
Vistra Corp./txu Energy/4change Energy/express Energy/ambit/trieagle Energy·Irving, TX·34 years licensed
John Lynch Munn is a lawyer in Irving, TX who works for Vistra Corp./txu Energy/4change Energy/express Energy/ambit/trieagle Energy. Practice areas include Administrative and Public, Business, Consumer. Licensed in Texas since 1991. Graduated from Baylor University in 1991.
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Law school
Bar admission
Office
Disciplinary
Irving, TX·34 years licensed
Claim profileContact attorney
John Lynch Munn is a lawyer in Irving, TX who works for Vistra Corp./txu Energy/4change Energy/express Energy/ambit/trieagle Energy. Practice areas include Administrative and Public, Business, Consumer. Licensed in Texas since 1991. Graduated from Baylor University in 1991.
Law school
Baylor University
Class of 1991
Bar admission
1991
State Bar of TX · No. 14669125
Office
6555 Sierra Dr
Irving, TX 75039
Disciplinary
None on record
Clean since admission
Career history
2 observed firms
Based on State Bar of Texas snapshots — each row is a firm the attorney was registered with at one of our quarterly pulls.
- Vistra Corp./txu Energy/4change Energy/eMAY 2023 — APR 2026In-House/Corporate Counsel · Irving, TX
- Vistra Corp./txu Energy/4change Energy/express EneAS OF JUN 2026In-House/Corporate Counsel · Irving, TX
Case data
Case data
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Practice & jurisdiction
Practice areas
- Administrative and Public
- Business
- Consumer
- Creditor-Debtor
- Government/Administrative
- Litigation: Commercial
- Public Utility
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Last refreshed Jun 2026