General information for Walden Environmental Engineering, PLLC
Physical address
16 Spring St Ste 1, Oyster Bay, Ny, 11771
Mailing address
16 Spring St, Oyster Bay, NY, 11771
Website
waldenenvironmentalengineering.com
Points of contact for Walden Environmental Engineering, PLLC
SAM.gov Points of Contact
Karen
Diemer
Government Business POC
Marketing Director
16 Spring Street, Oyster Bay, NY, 11771
Karen
Diemer
Electronic Business POC
Marketing Director
16 Spring St, Oyster Bay, NY, 11771
Additional contact details may be available
NAICS codes for Walden Environmental Engineering, PLLC
PSC codes for Walden Environmental Engineering, PLLC
| Code | Description |
|---|---|
| C100 | ARCHITECT AND ENGINEERING- CONSTRUCTION |
| C219 | ARCHITECT AND ENGINEERING- GENERAL: OTHER |
| C220 | ARCHITECT AND ENGINEERING- GENERAL: STRUCTURAL ENGINEERING |
|
F100
|
ENVIRONMENTAL SYSTEMS PROTECTION
|
|
F115
|
ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL CONSULTING AND LEGAL SUPPORT
|
|
F999
|
OTHER ENVIRONMENTAL SERVICES
|
Update history
2 change(s) tracked
Aug 16, 2025
NAICS 541620: small-business status Yes → No
Aug 16, 2025
NAICS 541330: exception YYYY → NNNN
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