Business details
- Website
- sincosystems.com
- Phone
- (516) 485-9358
- Location
- Uniondale, NY 11553-3248
- Industry
- Bookkeeping, Client accounting services, Outsourced accounting, Professional services
- Years in business
- 38
Public business profile
Sinco Data Processing Systems
Uniondale, NY
Public records list Sinco Data Processing Systems as a bookkeeping business in Uniondale, NY.
Profile confidence
Built from public business information. Private owner contact information is never displayed.
Information checked July 12, 2026
How this information is sourced
Shield combines public business records. Business owners can request corrections or removal at any time.
Business highlights
- Source coverage
- 45 public sources
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