Welcome to Mainstream Funding Network, Inc.

MAINSTREAM FUNDING NETWORK, INC. was founded in Williamsville, NY February of 1991 to provide an alternative to the often insensitive and bureaucratic institutional options that have characterized the mortgage lending industry for decades.
From the outset, we at MAINSTREAM FUNDING NETWORK, INC. have provided a remarkably streamlined and personalized application-to-closing experience for thousands of clients. Over the years as we have grown in size, our veteran administrators and staff continue to function in concert with our original philosophy. Our commitment to making each client feel like our only client continues to earn us respect for our competence, praise for our attention to detail and repeated referrals from satisfied homeowners.
Calculator
Affordability Calculator
Payment Breakdown
per month
- Principal & Interest
- Taxes
- Insurance
- HOA Dues
- PMI
Loan Details
- Home Value:
- Mortgage Amount:
- Monthly Conventional Payment:
- Down Payment:
- Monthly Estimated PMI:
Payment Breakdown
per month
- Principal & Interest
- Taxes
- Insurance
- HOA Dues
- MIP
Loan Details
- Home Value:
- Base Loan Amount:
- Monthly FHA Payment:
- Down Payment:
- FHA Loan Amount:
- Upfront MIP:
Payment Breakdown
per month
- Principal & Interest
- Taxes
- Insurance
- HOA Dues
Loan Details
- Home Value:
- Base Loan Amount:
- Monthly VA Payment:
- Down Payment:
- VA Loan Amount:
- VA Funding Fee:
Payment Breakdown
per month
- Principal & Interest
- Taxes
- Insurance
- HOA Dues
- USDA MIP
Loan Details
- Home Value:
- Base Loan Amount:
- Monthly USDA Payment:
- Down Payment:
- USDA Loan Amount:
- USDA Guarantee Fee:
Payment Breakdown
per month
- Principal & Interest
- Taxes
- Insurance
- HOA Dues
- PMI
Loan Details
- Home Value:
- Mortgage Amount:
- Monthly Conventional Payment:
- Down Payment:
- Monthly Estimated PMI:
Payment Breakdown
A breakdown of your total payment so you can see where money is allocated.
per month
- Principal & Interest
- Taxes
- Insurance
- HOA Dues
- PMI
- Extra Payment
- Monthly Payment
- Total Payment
- Home Value:
- Mortgage Amount:
- Monthly Principal & Interest:
- Monthly Extra Payment:
- Monthly Property Tax:
- Monthly Home Insurance:
- Monthly PMI:
- Monthly HOA Fees:
- Total # Of Payments:
- Down Payment:
- Principal:
- Total Extra Payment:
- Total Interest Paid:
- Total Tax, Insurance, PMI and Fees:
- Total of all Payments:
$
Total Interest Difference$
Monthly Payment Comparison
A breakdown of your total payment so you can see where money is allocated.
Results Summary
| Buying | Renting | |
|---|---|---|
| Cash Spent | $ | $ |
| Home value | -$ | -- |
| Balance on Loan | $ | -- |
| Closing costs on sale | $ | -- |
| Adjusted Net Cash Savings | $ | $ |
Payment Breakdown
A breakdown of your total payment so you can see where money is allocated.
per month
- Principal & Interest
- Taxes
- Insurance
- HOA Dues
- Extra Payment
- Monthly Payment
- Total Payment
- Home Value:
- Mortgage Amount:
- Monthly Principal & Interest:
- Monthly Extra Payment:
- Monthly Property Tax:
- Monthly Home Insurance:
- Monthly HOA Fees:
- Total # Of Payments:
- Down Payment:
- Principal:
- Total Extra Payment:
- Total Interest Paid:
- Total Tax, Insurance and Fees:
- Total of all Payments:
$
Total Interest Difference$
Monthly Payment Comparison
A breakdown of your total payment so you can see where money is allocated.
$
Cap Rate%
Deal Breakdown
A breakdown of your rental loan deal.
- Loan Amount:
- Down Payment:
- Mortgage Payment:
- Monthly Payment:
- Origination Fee Amount:
Deal Metrics
A metrics of your rental loan deal.
- Total Closing Costs:
- Cash Needed to Close:
- Price Per Unit:
- Gross Rental Income:
- Operating Expenses:
- Net Operating Income:
%
DSCRReturn Metrics
A metrics of your rental loan return.
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Cash Flow:Annual cash flow after all expenses and mortgage are paid.
-
Cap Rate:Cap rate, or capitalization rate, is a metric that divides your net operating income (not including your mortgage) by the purchase price or property value. It is most useful in comparing multifamily properties.
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Cash on Cash Return:Cash on cash return is a metric that divides your pre-tax cash flow by the total cash invested in the deal. This is a key metric for most investors.
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DSCR:DSCR calculates the ratio of rental income to your mortgage payment. Ideally, you'll have a DSCR of 1.0 or higher.
$
Net Profit$
Deal Breakdown
A breakdown of your rental loan deal.
- Loan Amount:
- Down Payment:
- Monthly Interest Payment:
- Total Interest Over Term:
- Origination Fee Amount:
- Other Closing Costs Amount:
- Cost To Sell Amount:
Deal Metrics
A metrics of your rental loan deal.
- Closing Costs:
- Carrying Costs:
- Borrower Equity Needed:
- Total Cash In Deal:
%
Loan to After Repaired Value%
Return Metrics
A metrics of your rental loan return.
- Net Profit:
- Loan to After Repaired Value:
- ROI:
We're here to assist you as seasoned professionals in the field.
With years of dedicated experience in the mortgage industry, our expertise shines through in every transaction, guiding clients towards their homeownership dreams with unwavering integrity at the core of our service.
We are committed to delivering the highest level of trust and knowledge, ensuring that each mortgage journey is built on a foundation of professionalism and ethical excellence.
Tell us your story.
Whether you are a first time homebuyer or an experienced real estate investor, having a mortgage team you can count on is crucial.
We pride ourselves on excellent communication and easy accessibility when you need us. Our experienced staff is here to guide you every step of the way.
Fill out the questionnaire on this page to start a discussion about your mortgage needs today!

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