Walter Bresette and Frank Koehn of the Lake Superior Greens were instrumental figures in the early years of the party's development.

Dennis Boyer, Richard Latker, Joyce Melville and others established a large chapter in Madison that brought together veteran activists (many of them former members of the Labor-Farm Party, which disintegrated in 1987 after Greens and Marxists in the party failed to agree on a platform) and student activists affiliated with the UW-Madison Greens.

[3] In 2006, the party helped place antiwar initiatives on the ballots in 32 towns (24 of which passed those propositions).

[3] On April 3, 2007 a further seven out of 14 Green Party candidates running for office won their elections throughout Wisconsin.

[3] Since 1996, the national Green Party has run a candidate for President of the United States.