Documents and Links



Our bylaws, also available on this site as a web page.

IGSOBM Articles

History of IGSOBM

A detailed History of the Guild by Terry Grove

Seattle Weekly: Seceeding From The Union

Why the Seattle Symphony chose to leave the AFM: An article from the Seattle Weekly, originally printed April 20, 1988.

Reprinted with the permission of the Seattle Weekly.

The AFM Notice on Union Security: What Does It Mean to AFM Members?

An article by Sam Denov, Chicago Symphony percussion, emeritus.

Union Rights Documents

Labor-Management Reporting and Disclosure Act

The text of the Labor-Management Reporting and Disclosure Act of 1959.

The Labor-Management Reporting and Disclosure Act of 1959

The Official Department of Labor LMRDA web pages.

Weingarten Rights

A summary of your Weingarten Rights.

Weingarten Rights - Full text of the Supreme Court decision

Full text of the NLRB v J. Weingarten decision from

Financial Core Information

Requesting Financial Core Status

Form letters for requesting financial core status pursuant to your rights as a union member.

Twenty Seven Exit AFTRA

Reasons for going financial core, from another perspective.

Organizational Transparency

IGSOBM on Guidestar

IGSOBM's guidestar page. Free registration is required to view the most detail available.

IGSOBM Chapters

Seattle Symphony & Opera Players' Organization

The Seattle Symphony & Opera Players' Organization (SSOPO) is the labor organization representing the musicians who perform for the Seattle Symphony and Seattle Opera. The bargaining unit is comprised exclusively of the members of the Seattle Symphony, including the music librarian. The self-governing organization (also referred to as "the Players' Organization"), is a chapter of the International Guild of Symphony, Opera and Ballet Musicians.