Jon Rosenthal

Jon Rosenthal is an American engineer and politician currently serving as a member of the Texas House of Representatives, representing the 135th district. A member of the Democratic Party, he has been in office since January 2019, following his election in November 2018. His district encompasses areas in Northwest Houston, Cypress, and Jersey Village. Prior to his legislative career, Rosenthal was actively involved in community organizing and has extensive experience in the oil and gas industry.

Early life and career

Jon Rosenthal was born on August 17, 1963, at Stanford University Hospital in Stanford, California. He spent his formative years in California before relocating to Texas in 1979. His upbringing was influenced by a diverse cultural background; his father, Haskell P. Rosenthal, was a prominent academic serving as the John T. Stuart III Centennial Professor of Mathematics at the University of Texas at Austin. His mother, Maryon Nagles-Gonzalez, had a career as a cosmetics sales director. This interfaith household, with a Reform Jewish father and a Christian mother, contributed to Rosenthal's identification as both agnostic and multireligious.

At the age of 14, Rosenthal had the opportunity to spend a year in Israel, where his father was on sabbatical at the Hebrew University of Jerusalem. This experience allowed him to immerse himself in a different culture and language, and he became conversational in Hebrew through formal classes.

Rosenthal pursued higher education at the University of Texas at Austin, where he earned a Bachelor of Science degree in mechanical engineering in 1991. His academic journey continued at the University of Houston, where he obtained a graduate certificate in subsea engineering in 2016. His educational background laid the foundation for a successful career in engineering.

Before entering politics, Rosenthal built a career in the oil and gas sector, accumulating over 25 years of experience. He held various roles, including Project Manager, Engineering Manager, and Subsea Systems Engineer. His professional expertise in engineering and project management contributed to his understanding of the energy industry, which would later inform his legislative work.

In addition to his engineering career, Rosenthal was actively engaged in community organizing. He founded an Indivisible group in Texas' 7th congressional district, which focused on grassroots activism and political engagement. This involvement in local politics and community issues was a precursor to his eventual candidacy for the Texas House of Representatives.

Legislative service

Jon Rosenthal was elected to the Texas House of Representatives in the November 2018 general election, defeating a long-serving Republican incumbent. He was sworn into office on January 8, 2019, marking the beginning of his legislative career. As a freshman member of the 86th Legislative Session, he was appointed to serve on the House Committee on County Affairs and the House Committee on Energy Resources. His work on these committees allowed him to engage with critical issues affecting his constituents and the broader Texas community.

During his first term, Rosenthal was recognized for his contributions and effectiveness as a new legislator. He received the Freshman of the Year award from the Texas Legislative Study Group, highlighting his commitment to his role and his ability to navigate the legislative process successfully. His tenure in the House has been characterized by a focus on collaboration and bipartisanship, as he has worked alongside colleagues from both parties to address the needs of his district and the state.

In September 2025, Rosenthal announced his candidacy for the Texas Railroad Commission, indicating his intention to seek a new role in public service. He won the primary election unopposed, positioning himself for a potential transition to this regulatory body responsible for overseeing the state's oil and gas industry.

Policy focus and district

As a representative of the 135th district, Jon Rosenthal has focused on a range of policy issues that resonate with his constituents in Northwest Houston, Cypress, and Jersey Village. His background in engineering and experience in the oil and gas sector have informed his approach to energy policy, where he advocates for sustainable practices and responsible resource management.

In addition to energy issues, Rosenthal has been involved in discussions surrounding local governance, education, and public health. His work on the House Committee on County Affairs has allowed him to address concerns related to local government operations and community services, ensuring that the needs of his district are met effectively.

Rosenthal's commitment to community engagement is evident in his approach to legislation. He has sought to involve constituents in the decision-making process, emphasizing the importance of public input and transparency in governance. His background in grassroots organizing has influenced his belief in the power of community voices in shaping policy.

Throughout his legislative service, Rosenthal has maintained a focus on the diverse needs of his district, working to represent the interests of his constituents in the Texas House. His ongoing efforts reflect a dedication to public service and a commitment to addressing the challenges faced by the communities he represents.

In summary, Jon Rosenthal's journey from engineer to state legislator illustrates a blend of professional expertise and community involvement. His legislative career is marked by a focus on energy, local governance, and public engagement, as he continues to serve the people of Texas' 135th district.