COSINE CONTRACTING LLC
Directory information score: 6/100
Profile updated October 2, 2026
Washington State Labor & Industries’ contractor license dataset lists COSINE CONTRACTING LLC as a construction contractor with the general-contractor specialty. As observed on 2026-10-02, the dataset listed COSINCL756B3 (ACTIVE, expires 01/23/2027). Its listed mailing address is PO BOX 2945, WOODINVILLE, WA 98072, and its listed business phone is 4256594345. L&I describes these as contractor-reported records; the mailing address and phone have not been independently confirmed.
Directory information score for COSINE CONTRACTING LLC
Fixed points summarize recorded information, not service quality. Missing data adds no points and may explain a lower score. Listed credentials and press mentions are not independently verified by this score.
- Public rating
- N/A/5 → 0 / 35 points
- Review Volume
- 0 reviews → 0 / 20 points
- Listed credentials
- None listed → 0 / 5 points
- Listed press mentions
- 0 mentions → 0 / 3 points
- Web Presence
- 0 / 20 points
- Recorded history
- N/A → 0 / 2 points
- Profile information
- 6 / 15 points
Key facts
- Based in
- WOODINVILLE, WA
- Address
- PO BOX 2945
- Phone
- 4256594345
- Budget tier
- Contact firm
- Licensed in
- WA
Frequently asked questions
- What services does COSINE CONTRACTING LLC offer?
- COSINE CONTRACTING LLC's specific services are not yet catalogued in our directory. Contact the firm directly for their current service offerings.
- What is COSINE CONTRACTING LLC's typical project cost?
- Cost information for COSINE CONTRACTING LLC is not published in our directory. Contact the firm directly at 4256594345 for a project-specific quote.
- Where is COSINE CONTRACTING LLC located and what areas do they serve?
- COSINE CONTRACTING LLC is based in WOODINVILLE, WA and lists licensing in WA. Confirm current standing with the relevant regulator.
- How do I hire COSINE CONTRACTING LLC?
- To hire COSINE CONTRACTING LLC: call 4256594345. Most contractors ask about scope, timeline, and budget range before scheduling an estimate.