The analysis included Silicon Valley donors who gave at least $500,000 to candidates and political committees in California state elections. Spokespeople for first-time California political donors Armstrong, Huffman and Spiegel did not respond to requests for comment. Of the eight races in which Grow California spent heavily, only one, Assembly District 36 in Southern California, had an incumbent: Republican Assemblymember Jeff Gonzalez. In Assembly District 12, which represents parts of Marin and Sonoma counties, Grow California spent roughly $300,000 supporting Democratic Marin County Supervisor Eric Lucan. The wealth tax, he said, has drawn new battle lines among donors and could accelerate California’s move toward a more populist moment.