Individual License
The following information was retrieved from the Department's database at 1/10/2026 9:22:03 PM. The information presented reflects the database records at the time of your inquiry; however, it will not reflect pending updates which are being processed by the Department.
Individual License Details
- License Number
- SA717059000
- Name
- DIEFENDERFER, NIKKI MARIE
- Nickname
- License Status
- Active
- License Type
- Real Estate Salesperson
- PC/PLLC Name
- Nikki Diefenderfer PLLC
- Original Date
- 5/22/2025
- Expiration Date
- 5/31/2027
- Valid Fingerprint Clearance Card
- Yes
Current Employer Details
- Employer
- 21,000 HOLDINGS, LLC (LC629808020)
- Hire Date
- 1/5/2026
- Employment Type
- Salesperson PLC
- Designated Broker
- REMMERS, GREGORY (BR628841000)
Employment History
| License Number | Legal Name | DBA Name | Employment Type | Hire Date | Sever Date | |
|---|---|---|---|---|---|---|
| View | LC629808020 | 21,000 HOLDINGS, LLC | RE/MAX FINE PROPERTIES | Salesperson PLC | 1/5/2026 | |
| View | LC529224000 | MARTINEZRUSSO, LLC | RE/MAX PROFESSIONALS | Salesperson PLC | 10/16/2025 | 1/5/2026 |
| View | LC529224000 | MARTINEZRUSSO, LLC | RE/MAX PROFESSIONALS | Salesperson | 9/19/2025 | 10/16/2025 |
| View | LC566885000 | ZAT REALTY, LLC | KELLER WILLIAMS NORTHEAST REALTY | Salesperson | 6/24/2025 | 9/19/2025 |
Continuing Education
The courses listed are for the last two renewal periods.
| Course Name | Date Started | Date Completed | |
|---|---|---|---|
| View | INTRODUCTION TO CONTRACT WRITING | 3/25/2025 | 3/26/2025 |
| View | AGENCY LAW AND ETHICS | 9/3/2025 | 9/3/2025 |
| View | RAISE THE BAR | 9/16/2025 | 9/16/2025 |
| View | SHOW & DISCLOSE | 9/22/2025 | 9/22/2025 |
| View | FAIR HOUSING THE LONG, LONG ROAD | 9/24/2025 | 9/24/2025 |
| View | Deed Fraud, Arizona Water, Firewise | 10/6/2025 | 10/6/2025 |
Complaints
There are currently 0 open complaints at the Department. Open complaints represent unproven allegations. Upon investigation many complaints are found to be without merit and dismissed. Open complaints are confidential and no information concerning them is available for release.
Disciplinary Actions
| File Number | Order Type | Order Date |
|---|