Mark DeSaulnier, a U.S. Congressman representing California’s 10th district since 2015, shared his thoughts through several tweets on May 1, 2025. DeSaulnier serves as a spokesperson for issues such as workers’ rights, environmental concerns, and cultural recognition.
On May Day, DeSaulnier expressed support for the labor movement, stating, “On May Day, I stand in solidarity with working people across the country as we continue the fight to secure workers’ rights, like fair wages and collective bargaining, especially as they are under attack by the Trump Administration.” This tweet, dated May 1, 2025, implies his firm stance with the @LaborCaucus.
In another tweet from the same day, DeSaulnier highlighted environmental issues, focusing on the San Francisco Bay – Delta estuary. He stated, “I’m proud to represent part of the San Francisco Bay – Delta estuary, which serves as a recreation site, provides clean water, and supports the Bay Area economy. Fish populations like the endangered Longfin Smelt have declined as the health of the Delta habitat has been degraded.” This reflects his concern for the region’s ecological challenges.
DeSaulnier also addressed cultural diversity and recognition in his district. On May 1, 2025, he tweeted, “CA-10 has a vibrant and diverse AANHPI community. Join me in celebrating their contributions and culture this Asian American, Native Hawaiian and Pacific Islander Heritage month. As a @CAPAC member, I remain committed to uplifting AANHPI voices and celebrating the diversity that.” His tweet underscores his dedication to recognizing and supporting cultural diversity as a member of the Congressional Asian Pacific American Caucus.
Mark DeSaulnier has served in various political roles across different levels of government since 1994. Born in Lowell, Massachusetts, in 1952, he now resides in Concord and is an alumnus of the College of the Holy Cross.



