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A monoline lender is a mortgage lender that distributes its mortgages exclusively through the broker channel, with no branch network, deposit accounts, or other retail banking products.
A monoline lender does one thing: fund mortgages. It has no branches and takes no deposits, so a borrower can only access it through a licensed mortgage broker or agent — there's no walk-in option. Because monolines compete purely on rate and broker relationships, they're often behind the sharpest pricing a broker can offer.
Structurally, many monoline lenders are set up as a Mortgage Finance Company (MFC), funding their mortgages through securitization rather than customer deposits. Because a monoline has no other product to sell the client, it's also a common destination for a switch or transfer at renewal, when the borrower is simply moving the existing balance to a new lender.
Broker-exclusive distribution: monoline lenders don't have branches or take deposits, so every mortgage is placed through a licensed mortgage broker or agent rather than sold directly to consumers.
Underwritten like an A lender: most monolines underwrite to the same prime credit standards as a bank A lender, just without a branch network.
Still subject to prudent lending guidance: depending on structure, monolines may be regulated as a mortgage finance company or federally regulated institution and are expected to follow guidance such as OSFI's B-20.
Common renewal destination: because they compete on rate, monolines are frequent targets for a switch or transfer at renewal time.
Definitions reflect Canadian federal and provincial rules as of the “Updated” date above. Not advice for any specific file.
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