FORM 10-K

Company

ABM INDUSTRIES INC /DE/

Filed

December 23, 2011

Period of Report

October 31, 2011

Accession Number

0001193125-11-351704

A 10-K is a company's comprehensive annual report, required by the SEC. It includes audited financial statements, a description of the business, risk factors, and management's discussion of results. Learn more about 10-K filings →