A private group, the Coalition for Voters' Choice, is spearheading the referendum, but the real power behind the effort is the City Council.

A group of prominent American investors have been spearheading the Startup Visa since its inception and created the website StartupVisa.com:

In the 1990s a group of community-minded residents spearheaded the effort to purchase dilapidated apartments and commercial businesses in a four-block area.

Although the Socialist union generally keeps its more leftist colleagues at some distance, the two groups separately spearheaded the earlier strikes and protests.

The same group spearheaded a dissident movement within the Transit Workers Union that culminated in the rejection of a proposed contract in March.

In the 1970s a group of experienced sailors spearheaded the creation of an offshore sailing department which gave the opportunity for older members to participate in nautical activities.

Founded in Evanston, Illinois in 1873, the group spearheaded the crusade for prohibition.

The non-profit group GS1 is among the groups spearheading this movement.

Over the next 50 years the group spearheaded civil rights activities that established precedents for the nation: fighting for public utilities, a larger elementary school, and an effective postal service.