Source: Public Records Aggregators · Commercial Data Providers · Consumer Data Sources Our search returned 32 contact records for William Siu across 8 states. The most recent address on file is in Alamo, California. Of these records, 20 include phone numbers and 7 include email addresses. Ages range from 51 to 81, which may indicate multiple individuals sharing this name. Records are compiled from government agencies and commercial data sources. Data accuracy varies by source.

Source: County Assessor Records · County Recorder Offices · State Property Tax Databases We found 5 property records linked to William Siu in Phoenix. Values shown are from county assessor records and may differ from current market prices.

Source: State Election Offices · Secretary of State Voter Files · Board of Elections 6 voter registration records were found for William Siu in Pennsylvania, North Carolina, Washington. Records show affiliations with NF, UNA, REP, which may reflect different individuals or changes over time. 3 registrations are currently active. Voter data is released as public information under state election laws and reflects status at time of the state data release.

Source: State DMV Records · DPPA-Compliant Data Providers · Vehicle Registration Databases 6 vehicle registration records are associated with William Siu. Registered makes include Acura, Subaru, Mercedes-Benz. The most recent model year on record is 2017. Vehicle data is obtained through DPPA-compliant providers and is regulated under the federal Driver's Privacy Protection Act.

Source: State Secretary of State · SEC EDGAR · LinkedIn Professional Data · Business Registries 46 business affiliations were found for William Siu. Companies include Union Street Signs, Siu's Auto Svc, Days Inn and 5 more. Roles listed include Administrator and Co-founder And CPO. Records are compiled from state business registries, SEC filings, and professional networking databases.

Source: Public Records William Siu appears in 16 corporate filings from state Secretary of State offices and SEC EDGAR, listed as an officer, director, or registered agent.

Source: State Professional Licensing Boards · Dept. of Professional Regulation William Siu holds 1 state-issued professional license on record. License data includes type, status, and issue dates from state regulatory boards. Always verify current status directly with the issuing board.

Source: USPTO Patent Database · U.S. Patent & Trademark Office William Siu is listed as an inventor or co-inventor on 1 USPTO patent. Patent data is public information published by the United States Patent and Trademark Office upon grant or application publication.

Source: Historical Yearbook Archives · State Dept. of Education · Educator License Databases William Siu has 1 education-related record on file, which may include educator certifications and historical yearbook entries. Yearbook data represents a historical snapshot and may not reflect current information.

Source: FEC Disclosure Database · State Ethics Commissions · Stanford DIME Project 49 political contribution records found for William Siu. Total disclosed contributions amount to $1,418. Recipients include Yee, Leland, ActBlue Texas. Federal law requires disclosure of contributions above $200 to federal candidates.

Source: Consumer Marketing Databases · Commercial Data Aggregators Marketing databases contain 14 demographic profiles associated with William Siu. This data is compiled from commercial aggregators and may include estimated income ranges, lifestyle indicators, and household characteristics. Accuracy is not guaranteed.

Source: SBA PPP Loan Data · CARES Act Public Disclosures 50 PPP loan records are linked to businesses associated with William Siu. These Paycheck Protection Program loans were part of the 2020-2021 CARES Act pandemic relief and were released by the SBA under FOIA.