From Longman Dictionary of Contemporary Englishbrokerage house/firmbrokerage house/firmBFSa company of brokers, or the place where they work → brokerage
Examples from the Corpus
brokerage house/firm• Adler Coleman, a clearing company for about 40 brokerage firms, files for bankruptcy protection.• The authority said the banks and brokerage firms eliminated or are resolving the problems.• Also, many foreign-exchange brokerage firms closed at noon.• Of course, there is intense competition among the London brokerage houses to signal their bids as fast as possible.• Because she has a substantial portfolio, she should be able to seek this out at any full-service brokerage firm.• Computer and semiconductor stocks slid as three brokerage firms downgraded earnings estimates for Dell Computer. 