Best SBA Lenders in Oak Brook, IL (2026)
2025 FOIA data: top lenders, rates & industries for Oak Brook SBA loans
SBA Loans in Oak Brook, Illinois
Looking for an SBA loan in Oak Brook, Illinois? Based on 2025 FOIA data, 10 SBA 7(a) loans were funded in Oak Brook totaling $14.6M, supporting an estimated 63 jobs. With 8 active lenders competing for business in the Oak Brook market, comparing offers is essential to getting the best rate and terms.
The average SBA loan in Oak Brook is $1.5M at an average rate of 9.68%. The top lender in Oak Brook is Merchants Bank of Indiana, with the most-funded industry being Offices of Physicians (except Mental Health Specialists). See all Illinois SBA lenders for statewide rankings.
SBA Loans in Oak Brook by Business Type
Whether you’re starting a new business in Oak Brook, buying an existing one, or expanding your current operation, here’s how SBA lending breaks down in your market:
Startups represent 7% of SBA loans in Oak Brook (1 loans funded in 2025), which tells you how comfortable local lenders are funding new ventures without established operating history. Business acquisitions account for 2% (1 loans) — if you’re looking to buy a business in Oak Brook, this is a proven use case for SBA financing. Existing businesses make up 41% and typically receive the most favorable terms.
Top SBA Lenders in Oak Brook, IL (2025 Data)
The table below ranks every SBA 7(a) lender that funded loans to Oak Brook businesses in 2025, ordered by total dollar volume. This data comes directly from SBA FOIA records:
| # | Lender | Volume | Loans | Avg Rate |
|---|---|---|---|---|
| 1 | Merchants Bank of Indiana | $5.0M | 1 | 9.5% |
| 2 | Live Oak Banking Company | $5.0M | 1 | 6.75% |
| 3 | Byline Bank | $2.2M | 1 | 10% |
| 4 | The Huntington National Bank | $1.1M | 2 | 9% |
| 5 | U.S. Bank, National Association | $882K | 2 | 9.62% |
| 6 | Hinsdale Bank & Trust Company, National Association | $350K | 1 | 8.5% |
| 7 | Readycap Lending, LLC | $50K | 1 | 14% |
| 8 | Northeast Bank | $42K | 1 | 10.75% |
The top lenders in Oak Brook have direct experience with local businesses and understand the Oak Brook market — commercial real estate values, local industry dynamics, and regional economic conditions. Pay attention to the “Avg Rate” column, as rates vary significantly between lenders. A 0.5-1.0% rate difference on a $500K loan translates to $15,000-$30,000 in savings over the life of the loan.
Don’t limit your search to banks listed above — many national SBA lenders also fund loans in Oak Brook and may offer better rates. An SBA loan broker like GoSBA gives you access to both local and national lenders with one application.
Get Matched with the Best SBA Lender in Oak Brook
One 5-minute application. 8+ lenders competing for your deal. GoSBA matches you to the best fit — free, no obligation.
Top Industries Funded in Oak Brook
These are the industries that received the most SBA 7(a) funding in Oak Brook in 2025. If your business is in one of these sectors, lenders are already familiar with your business model and may offer faster approvals:
| Industry | Loans | Volume |
|---|---|---|
| Offices of Physicians (except Mental Health Specialists) | 2 | $6.0M |
| Caterers | 1 | $5.0M |
| Retail Bakeries | 1 | $2.2M |
| Other Accounting Services | 2 | $882K |
| Nonresidential Property Managers | 1 | $350K |
| Tax Preparation Services | 1 | $68K |
| General Automotive Repair | 1 | $50K |
| All Other Automotive Repair and Maintenance | 1 | $42K |
Lenders with experience funding your specific industry in Oak Brook understand the local competitive landscape, typical revenue ranges, and seasonal patterns. This familiarity often translates to faster underwriting and more competitive terms. If your industry doesn’t appear above, SBA loans are available for nearly every legal business type — an SBA broker can match you with lenders who specialize in your sector.
How to Get an SBA Loan in Oak Brook
Option 1: Apply directly to one of the top Oak Brook lenders listed above. You’ll receive a single quote from one bank.
Option 2: Use an SBA loan broker (recommended). GoSBA Loans submits your application to multiple Oak Brook-active lenders and national SBA lenders simultaneously. More offers means better rates, faster approvals, and zero cost to you — lenders pay the broker fee.
Frequently Asked Questions
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Data from SBA 7(a) FOIA records, Calendar Year 2025. Visit sba.gov for official info.
