Invoice Factoring for Mercer Island businesses
If your business is based in Mercer Island, invoice factoring turns invoices you've already issued into working capital. An island suburb on Interstate 90 between Seattle and the Eastside where professional practices, technology consultancies, medical offices and home-service contractors bill corporate clients and insurers on terms that run past the service month.
Washington's wider economy runs on aerospace, cloud tech, Pacific ports and agriculture, and Mercer Island feeds into that supply chain. Approval here rests on your customers' credit rather than your own balance sheet, so younger companies across the Seattle metro qualify alongside established ones.
Everything is handled online and by phone — there's no branch to visit in Mercer Island, and no requirement to pledge real estate. Facilities run from $25,000 to $25 million and grow as your invoicing grows.
How it works in Mercer Island
- 1.Choose invoices. Select which invoices to factor — all of them or just a few big ones.
- 2.Verification. We confirm the invoice with your customer and run a quick credit check.
- 3.Same-day advance. Receive up to 95% of the invoice value by ACH or wire.
- 4.We collect. Your customer pays us; we send you the remaining reserve minus the factoring fee.
Why Mercer Island companies choose National Invoice Factoring
- Same-day funding for established clients
- Spot factoring or full-ledger options
- Free customer credit checks
- Professional, relationship-friendly collections
- Fuel advances and quick-pay for carriers
- No long-term contracts on select programs
Who qualifies
- B2B or B2G invoices for completed work
- Customers with acceptable payment history
- Business registered in the United States
- Invoices free of other liens or able to be subordinated
What Mercer Island businesses need to apply
Applying takes about ten minutes. Most Mercer Island companies already have everything on this list, and nothing here affects your personal credit score.
- An accounts receivable aging report
- The invoices you want to factor, with proof of delivery or completion
- A customer list with contact details for verification
- Articles of incorporation and your EIN
- A voided business check and photo ID for each owner







