PNM Resources (NYSE: TXNM) — Company Overview, News & Financial Data
PNM Resources is an energy holding company delivering electricity services in New Mexico and Texas, focusing on sustainability.

PNM Resources
PNM Resources is a public utility holding company that delivers electric services to residential, commercial, and industrial customers across New Mexico and Texas through its principal regulated utility subsidiaries. Operating primarily as Public Service Company of New Mexico and Texas-New Mexico Power Company, the organization serves approximately 800,000 electric homes and businesses. Its operational infrastructure comprises high-voltage transmission lines, electric distribution networks, and electric generation facilities transitioning toward carbon-free energy sources. The business manages power grid operations, utility infrastructure maintenance, regulatory rate filings, and wholesale electric market activities across its Southwestern regional service territories.
Snapshot
Operations
Products and/or services of PNM Resources
- Regulated Electric Utility Services: Provision of regulated electric transmission, distribution, and retail generation services to residential, commercial, and industrial customers in central and northern New Mexico, serving over 540,000 utility customers through regulated rate structures.
- Transmission and Distribution Utility Operations: Transmission and distribution grid operations in Texas, delivering wholesale power to retail electric providers across North, West, and Central Texas through high-voltage transmission lines, local distribution systems, and automated metering infrastructure.
- Electric Power Generation Infrastructure: Operation and management of base-load and peak generation facilities, including natural gas power plants, solar energy installations, wind generation assets, and battery energy storage systems providing energy capacity across regulated regional wholesale markets.
- Carbon-Free Clean Energy Development: Development and integration of utility-scale solar arrays, wind resources, and grid-scale battery storage facilities designed to transition generation capacity toward a carbon-free portfolio while replacing legacy thermal power plants.
- High-Voltage Power Transmission Services: Operation of high-voltage interstate and intrastate electric transmission networks under regulated tariff rates, facilitating bulk electric transmission, grid interconnection, and system reliability across regional transmission organization territories.
- Grid Modernization and Capital Infrastructure: Capital investment programs focused on distribution system automation, transmission line upgrades, advanced metering infrastructure installation, and substation expansions to enhance reliability and accommodate growing electric load demand.
PNM Resources executive team
- Ms. Patricia K. Vincent-CollawnExecutive Chair
- Mr. Joseph D. Tarry CPAPresident, CEO & Director
- Mr. Brian G. Iverson J.D.General Counsel, Corporate Secretary and Senior VP of Regulatory & Public Policy
- Mr. Henry E. MonroySenior VP & CFO
- Ms. Sheila MendezVP & Chief Information Officer
- Ms. Lisa GoodmanVice President of Investor & Community Relations
- Ms. Rebecca R. TeagueVice President of Human Resources
- Mr. James Neal WalkerPresident of TNMP
- Ms. Monique JacobsonSenior Vice President of Corporate Services
- Mr. Gerald Robert BischoffVP & Corporate Controller