Keep your first mortgage

Fast second mortgage business loans

Second mortgage business loans arranged fast: borrow against equity without refinancing your home loan. $20k to $5m, no valuation, interest prepaid or added.

Updated 31 October 2026 · 24 Hour Finance editorial team

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Approval within the hourFunded in as little as 24 hours

Quick answer

A second mortgage business loan is secured by a registered mortgage that sits behind your existing first mortgage, so you can borrow against equity without refinancing your home loan. Loans run from $20k to $5m with no valuation needed. Approval within the hour is common, and funding within 24 hours is possible once owners have signed.

Key points

  • Borrow against equity without touching your first mortgage
  • $20k to $5m, residential or commercial property
  • No valuation needed
  • Interest can be prepaid or added, terms are flexible

Refinancing a home loan to release equity takes weeks. You apply, wait for a valuation, wait for credit, wait for the old lender to discharge and wait for settlement. A second mortgage avoids almost all of that. Your existing first mortgage stays exactly as it is, and a new, smaller loan is secured behind it. For a business owner who needs a substantial sum in a hurry, that difference is everything.

How a second mortgage works

The property already has a first mortgage, usually a home loan. A second lender advances funds and registers a second mortgage on the title. If the property is ever sold, the first mortgage is repaid first, then the second. Because the second lender ranks behind, the amount available depends on the equity left after the first mortgage is accounted for.

Second mortgage business loans run from $20k to $5m against residential or commercial property. No valuation is needed, which removes the single slowest step in most property lending.

Speed in practice

With the property address, ownership details and the first mortgage balance in hand, approval within the hour is common. Documents are signed electronically, and the mortgage is prepared for registration. Funds within 24 hours is possible when every owner signs promptly. If speed is critical, a caveat loan can be lodged even faster and converted to a registered second mortgage later.

Want to know where you stand today? See if you qualify, with no credit check to enquire.

Repayments: your choice

Interest on second mortgage business loans can be prepaid or added to the loan, so you may have nothing to pay during the term. That keeps cash in the business while it deals with whatever prompted the loan. Terms are flexible, and you can keep the loan for as long as you need it, which matters when a property sale or bank refinance runs late.

What about my first lender?

Some first mortgages contain clauses about further security over the property. In many cases the second lender simply notifies the first; in others, consent is needed. We ask about your first mortgage at the start so there are no surprises. Our guide to existing mortgages and second loans explains what to check in your loan contract.

When a second mortgage is the right tool

  • You need more than unsecured lending would offer.
  • Your first mortgage has a good rate or terms you want to keep.
  • The need is for months rather than years, or you have a clear exit.
  • Speed matters, and a full refinance would miss the deadline.

It may not be the right tool if there is little equity after the first mortgage, or if the plan is to hold the debt for many years, in which case a refinance or first mortgage business loan may be cheaper over time.

A worked example (illustrative)

A family-owned engineering firm receives a notice that its ATO balance needs to be dealt with urgently. The directors own a home worth around $1.4m with a first mortgage of about $520,000, which is on terms they want to keep. A full refinance would take weeks. Instead they enquire on a Monday, provide the property details and the home loan statement, and are approved that afternoon for a second mortgage business loan with interest added to the loan. Both owners sign electronically that evening, the mortgage is prepared for registration and the ATO is paid within a couple of days. The firm plans to repay from a large contract due to finish in the new year.

What to have ready

Have these within reach and you remove the usual causes of delay:

  • Property address and rates notice
  • Current statement for the first mortgage showing the balance and lender
  • Names and ID of every registered owner
  • Details of the business and the purpose of the funds
  • How and when the loan will be repaid

Where the time usually goes

These are the things that most often turn a same-day answer into a three-day one:

  • A first mortgage that requires consent and a first lender that is slow to answer
  • A property owned by several people, not all of whom are available
  • Uncertain or changing loan amounts
  • Arrears on the first mortgage that have not been mentioned

One request before you enquire

We ask a short list of questions because each one changes which option fits and how fast it can move. Please answer them as they really are, not as you hope they will be next quarter. If you have a default, an ATO debt or a new ABN, say so up front. It will not stop us looking, and it means there are no surprises halfway through that slow everything down.

In a nutshell

  • Borrow against equity without touching your first mortgage
  • $20k to $5m, residential or commercial property
  • No valuation needed
  • Interest can be prepaid or added, terms are flexible

The speed part, explained

Fast does not mean careless. Every loan still gets a proper look at how the business trades, who owns it and how the money will be repaid. The difference is that we do the looking quickly and in parallel. Bank statements can be read in minutes once they are shared, property loans do not wait on a valuation, and documents are signed electronically. Approval within the hour is common, and funding within 24 hours is possible when every party signs promptly.

Let’s get it moving

Nobody can promise approval, but we can promise a fast, honest look. There is no credit check when you enquire, we do not farm your details out, and a person rather than a bot reads what you send. Answer the questions accurately and you give yourself the best shot at a quick yes. Start here.

Frequently asked questions

Will a second mortgage affect my home loan?

Your first mortgage stays in place with the same lender and terms. The second mortgage sits behind it. Some first mortgages require the first lender to be notified or to consent, which we check early.

How much can I borrow on a second mortgage?

It depends on the property's worth, the balance of your first mortgage and the lending ratio the lender allows. Second mortgage business loans run from $20k to $5m.

Is a second mortgage slower than a caveat loan?

Slightly, because a mortgage is registered rather than a caveat being lodged. In practice both can be approved within the hour, and a caveat can be converted to a registered second mortgage later.

Can a second mortgage be used for any business purpose?

Yes, for genuine business purposes such as tax debts, stock, equipment, property settlements or refinancing. It is not for personal spending.

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