HHO CARBON CLEAN SYSTEMS
HHO Carbon Clean Systems is a mobile franchise business that offers and sells on-site gasoline and diesel engine carbon cleaning services using hydrogen-powered systems, on-demand hydrogen equipment, and related products and services. Franchisees operate within designated territories, providing these approved services directly at customer locations using specialized equipment, supplies, and the franchisor's proprietary system and manuals. The target market includes owners of personal-use and commercial motor vehicles and equipment with diesel or gas engines, competing in the developing engine cleaning industry.
Franchise Costs
Tiered royalty 6-8% of gross sales (8% base) + up to 2% brand fund + $275/mo technology fee
Financial Performance
Item 19 Financial Performance
This franchise did not provide Item 19 financial performance data.
Be careful if you are interested in investing. The lack of financial performance representations may indicate limited data or varying results across franchises.
Extracted Item 19 Section
How HHO CARBON CLEAN SYSTEMS Compares
| Franchise | Investment | Fee | Royalty | Locations |
|---|---|---|---|---|
HHO CARBON CLEAN SYSTEMS Current | $108K – $185K | $45K | 8.0% | 14 |
| Tire Pros | $12K – $137K | $7K | N/A | 644 |
| MICHELIN RETREAD TECHNOLOGIES (MICHELIN COMMERCIAL SERVICE NETWORK) | $189K – $4.3M | $3K | N/A | 340 |
| CHRISTIAN BROTHERS AUTOMOTIVE | $550K – $680K | $135K | 50.0% | 302 |
| CHRISTIAN BROTHERS AUTOMOTIVE | $530K – $645K | $135K | 50.0% | 265 |
| TOMMY'S EXPRESS | $5.0M – $8.5M | $50K | 4.0% | 206 |
Automotive Services Average 24 franchises | $442K – $985K | $47K | 12.8% | – |
* Comparison based on latest FDD filings. Investment ranges from Item 7, fees from Item 5. Showing top 5 of 24 Automotive Services franchises by location count.
Locations & Growth
Outlet Growth Over Time
Total outlets at end of each year
Geographic Distribution (2024)
Outlets by state across the United States
+1 more states
SBA Loan History
Historical SBA 7(a) loan data for HHO CARBON CLEAN SYSTEMS franchisees (2025 – 2025)
Loans by Year
SBA 7(a) loan activity over time
* Data sourced from SBA 7(a) FOIA loan records. Default rate calculated from charged-off loans.
Franchisee Contacts
14 franchisee contacts on file from official FDD filings.
| Name | SBA Loan |
|---|---|
John Smith ABC Franchise LLC | $350,000 2023 · Active |
John Smith ABC Franchise LLC | $350,000 2023 · Active |
John Smith ABC Franchise LLC | $350,000 2023 · Active |
John Smith ABC Franchise LLC | $350,000 2023 · Active |
John Smith ABC Franchise LLC | $350,000 2023 · Active |
14 Contacts Available
Unlock all HHO CARBON CLEAN SYSTEMS franchisee contacts with verified contact information
Due Diligence
Litigation (Item 3)
Bankruptcy (Item 4)
System Health (Item 20)
Franchise system changes reported in the most recent fiscal year
Frequently Asked Questions
The total initial investment to open a HHO CARBON CLEAN SYSTEMS franchise ranges from $108,380 to $185,330. This includes a franchise fee of $44,900. Ongoing royalty fees are 8.0% of gross sales.
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