Vendor Fraud: One of the Most Overlooked Risks in Small Business
- Michael Blevins

- May 9
- 2 min read
Most business owners assume they would spot a fake vendor immediately.
But in reality, vendor fraud often looks completely legitimate while it’s happening.
That’s what makes it dangerous.
In many fraud cases, the scheme doesn’t involve stolen cash, dramatic theft, or obvious misconduct. Instead, someone quietly creates a vendor inside the accounting system, submits invoices, approves payments, and money simply starts leaving the business.
Month after month. Without anyone questioning it.
What Vendor Fraud Actually Looks Like
Vendor fraud can take several forms, including:
Creating fake vendors in the accounting system
Submitting fraudulent invoices
Inflating legitimate invoices
Routing payments to personal accounts
Working with outside vendors to overbill the company
The common theme is simple: The transactions often appear routine. That’s why vendor fraud can continue for long periods before anyone notices there’s a problem.
Why Small Businesses Are Especially Vulnerable
In many small and midsize businesses, employees wear multiple hats. It’s not uncommon for one person to:
set up vendors
process invoices
approve payments
reconcile accounts
Operationally, that may seem efficient. But it also creates an environment where fraud can quietly develop if oversight is limited. And the reality is, most fraud schemes are not sophisticated. They succeed because nobody is looking closely enough.
The Problem with “Trusted Employees”
One of the biggest misconceptions in fraud prevention is the belief that trust alone protects a business. It doesn’t. EVER! In fact, many occupational fraud cases involve long-term, trusted employees who had access, opportunity, and little independent oversight. One concept I constanltly preach, is "trust is not an internal control".
That does not mean business owners should distrust their teams. It means organizations should have reasonable controls in place to reduce risk. Because even good people can make bad decisions when controls are weak. Something in their personal life may be going on behind the scenes you're completely unaware of.
Red Flags That May Indicate Vendor Fraud
Some common warning signs include:
Vendors with limited or vague information
Multiple vendors sharing the same address or phone number
Invoices just below approval thresholds
Unusual increases in vendor payments
Employees resistant to oversight or review
Missing documentation or vague invoice descriptions
Individually, these issues may not indicate fraud. But patterns matter. As a business owner, you should personally review this documentation periodically.
Simple Steps That Can Reduce Risk
The good news is that vendor fraud risk can often be reduced with practical, straightforward controls:
Separate vendor setup from payment approval
Periodically review the vendor list
Require supporting documentation for invoices
Verify new vendors independently
Review payment trends and anomalies
Rotate responsibilities when possible
Small improvements in oversight can make a huge difference.
Final Thought
Vendor fraud usually does not begin with a major theft. It begins with a process nobody thinks to question. A vendor gets added. An invoice gets approved. A payment goes out.
And over time, those small transactions can become very expensive problems.





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