Get to know your organization:
A great resource for getting to know the International Brotherhood of Electrical Workers is History & Structure
I also recommend A Short History of American Labor
If you want to look at the financial information for IBEW Local 551, it is filed every year and is publicly available.
FORM LM-2 LABOR ORGANIZATION ANNUAL REPORT
Some information you can find there includes political expenditures and salaries
| Staff | Base Salary |
| MCENTAGART, JOHN | $190,016 |
| TREMAINE , JOSEPH | $175,653 |
| MUMM , JARED | $177,773 |
For comparison, the average salary for a California state legislator is $135,906.