General information for Navajo Tribal Utility Authority
Physical address
Highway 12 N, Fort Defiance, Az, 86504
Mailing address
Po Box 170, Fort Defiance, AZ, 86504
Website
ntua.com
Points of contact for Navajo Tribal Utility Authority
SAM.gov Points of Contact
Wilcinea
Shirley
Government Business POC
Alternate Government Business POC
Electronic Business POC
Navajo Tribal Utility Authority
PO Box 170, Fort Defiance, AZ, 86504
Additional contact details may be available
NAICS codes for Navajo Tribal Utility Authority
| Code | Description | Small Business |
|---|---|---|
| 221122 PRIMARY | Electric Power Distribution | Yes |
| 221114 | Solar Electric Power Generation | No |
| 221210 | Natural Gas Distribution | Yes |
|
221310
|
Water Supply and Irrigation Systems
|
No
|
|
221320
|
Sewage Treatment Facilities
|
No
|
|
237110
|
Water and Sewer Line and Related Structures Construction
|
No
|
|
517810
|
All Other Telecommunications
|
No
|
|
532490
|
Other Commercial and Industrial Machinery and Equipment Rental and Leasing
|
No
|
Contract awards for Navajo Tribal Utility Authority
3 award(s) found| Opportunity | Award Amount | Award Date |
|---|---|---|
| S--Pumping Plant 2&3 Electric Service | $159,600.00 | Jul 01, 2025 |
| S--Electric & Wastewater Utilities for DBS | $98,400.00 | Jul 23, 2025 |
| S--Electric and Wastewater Utility Services for KB... | $450,000.00 | Sep 04, 2025 |
Update history
2 change(s) tracked
Apr 1, 2026
NAICS 221210: small-business status No → Yes
Apr 1, 2026
NAICS 221122: small-business status No → Yes
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