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William Kostecka from Napa, CA

Age 64 b. Nov 1961 Male
📍 300 Skylark Way
📞 (707) 224-4746
✉️ williamkostecka@gmail.com

William Kostecka from San Diego, CA

Age 74
📍 10482 Moselle St, San Diego, CA 92131
📞 (858) 693-3087, (918) 645-7158, (619) 249-7200, (973) 694-3834, (713) 743-3374
👨‍👩‍👧 Relatives: Mary Kostecka,Mark A Kostecka,William T Rostecka,William Scott Kostecka,Norma T Kostecka,Bonnie S Kastecha,William S Kostecka,William Theodore Kostecka,William Koshecka

William Kostecka from Escondido, CA

Age 86 b. Nov 1939 San Diego Co.
📍 939 Eldorado Dr
📞 (904) 692-1904, (760) 743-3374
👤 aka William T Sostecka, William T Rostecka

William Kostecka from Flagstaff, AZ

Age 64 b. Nov 1961 Coconino Co.
📍 5250 E Cortland Bl 68

William Kostecka from San Diego, CA

Age 109 b. Aug 1916 San Diego Co.
📍 10010 Scripps Vis Wa 71

William Kostecka from Flagstaff, AZ

Age 84 b. Sep 1941 Coconino Co.
📍 30258 Sac

William Kostecka from Jordan, MN

Age 92 b. Apr 1933 Scott Co.
📍 22490 Redwing Trl

William Kostecka from San Diego, CA

Age 88 b. Sep 1937 San Diego Co.
📍 10010 Scripps Vis Way Wa 71

William Kostecka from Napa, CA

Age 84 b. Sep 1941 Napa Co.
📍 300 Skylark Wa
👤 aka Kostecka William S

William Kostecka from San Diego, CA

San Diego Co.
📍 10010 Scripps Vista Wa

Source: Public Records Aggregators · Commercial Data Providers · Consumer Data Sources Our search returned 10 contact records for William Kostecka across 3 states. The most recent address on file is in Napa, California. Of these records, 3 include phone numbers and 1 include email addresses. The listed age is 74. Records are compiled from government agencies and commercial data sources. Data accuracy varies by source.

William Ryan Kostecka

Independent Reg: 1/16/2018
445 Autumn Ave, Eugene, OR, 97404
DOB: 1/1/1989
County: Lane

Source: State Election Offices · Secretary of State Voter Files · Board of Elections 1 voter registration record was found for William Kostecka in Oregon. Party affiliation is listed as IND. 1 registration is currently active. Voter data is released as public information under state election laws and reflects status at time of the state data release.

Mana Fitness Training LLC

Addr: 445 Autumn Ave, Eugene, OR, 97404
OR
REGISTERED AGENT: William Ryan Kostecka

Mana Fitness Training LLC

Addr: 445 Autumn Ave, Eugene, OR, 97404
OR
Officer: william RYAN kostecka

Source: Public Records William Kostecka appears in 2 corporate filings from state Secretary of State offices and SEC EDGAR, listed as an officer, director, or registered agent.

Inventor Record

William Kostecka - MN

Source: USPTO Patent Database · U.S. Patent & Trademark Office William Kostecka 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.

MP

William R Kostecka

Age 27 Male
·
300 Skylark Way, Napa, CA 94558 (Napa County)
38.3094, -122.3470
· (707) 224-4746
Marital: Single TZ: Pacific
Homeowner Single Family Built 1984 Purchased 2001

Source: Consumer Marketing Databases · Commercial Data Aggregators Marketing databases contain 1 demographic profile associated with William Kostecka. This data is compiled from commercial aggregators and may include estimated income ranges, lifestyle indicators, and household characteristics. Accuracy is not guaranteed.

Find William Kostecka on the map

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Found 19 results across 5 states

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William Kostecka in Napa, CA: Background Summary

Location
300 Skylark Way, Napa, CA 94558
Other Locations
Escondido, CA · Flagstaff, AZ · San Diego, CA and 2 more
Profiles Found
10 people with this name
Phone Numbers
(707) 224-4746 and 3 others on file
Email
williamkostecka@gmail.com
Possible Relatives
Mary Kostecka, Mark A Kostecka, William T Rostecka, William Scott Kostecka, Norma T Kostecka and 4 more
Voter Registration
Registered Independent

This information is compiled from publicly available records and may include data for multiple individuals with similar names. Data may contain inaccuracies or be incomplete. This information should not be used for employment screening, tenant screening, credit decisions, or any purpose covered by the Fair Credit Reporting Act (FCRA). Always verify information independently before making any decisions.

How to Read This Report

This page aggregates publicly available records from government agencies, court systems, and official registries into a single report for William Kostecka. Because public records are indexed by name rather than by a unique identifier, the 20 results displayed here may include information belonging to multiple individuals who share the same name — a common occurrence, especially for frequently appearing names. To determine which records belong to the person you are researching, compare the location, approximate age, and any associated details across entries. Records that share an address or overlapping timeframe are more likely to refer to the same individual.

What Each Data Category Means

Voter Registration

Voter registration data is maintained by state and county election offices and is considered public record under the election laws of most states. The party affiliation shown reflects the voter's registration at the time the record was filed; it does not necessarily indicate current political preferences, as voters may change their affiliation or register differently in subsequent elections. Not all states make their voter files publicly available — some restrict access or redact certain fields such as date of birth or residential address — so the completeness of voter data varies by state. Registration status (active or inactive) indicates whether the election office considers the registration current, not whether the person actually voted in recent elections.

Patent Filings

Patent data is drawn from the United States Patent and Trademark Office (USPTO). Being listed as an inventor on a patent means this individual is credited as having made a substantive intellectual contribution to the invention described in the patent application. Patent records include the filing date, grant date, patent number, and a description of the invention. A patent listing does not indicate that the inventor currently owns the patent rights — patents are frequently assigned to employers or transferred between entities after they are granted.

Important Limitations

Public records may contain outdated information, data entry errors, or records that belong to a different person who shares the same name as the individual you are researching. Government agencies update their records on varying schedules, and the data shown here may not reflect the most recent changes. Information on this page is provided for informational purposes only and should not be used for employment screening, tenant screening, credit decisions, or any other purpose regulated by the Fair Credit Reporting Act (FCRA). Always verify critical details through the originating government agency or official registry.

Your Rights

If you are the person described in these records, you have rights regarding your personal data. Under laws including the California Consumer Privacy Act (CCPA) and similar state privacy statutes, you may request the deletion or correction of your personal information. To submit a removal request, visit our opt-out page. For a complete description of how we collect, use, and protect personal data, please review our privacy policy.

Search Results Analysis for William Kostecka

Search Complexity: High

20 public records across 5states, belonging to approximately 10 different individuals. With 10 distinct profiles across 5 states, additional identifying information such as a middle name, age, or city will significantly narrow these results.

For this search, the Voter Registration Records section may be most helpful for disambiguation because these records include birth year, party affiliation, and county — highly useful for narrowing results.

Geographic Distribution

Records are widely distributed across 5 states. Highest concentration: California (60%), followed by Oregon and Arizona. Spans the West and Midwest regions.

CA12recordsOR3recordsAZ2recordsMN1recordTX1record

Record Type Breakdown

Data spans 4 record categories. Largest: Contact & Address Records (79%), which contain the most specific identifiers like phone numbers, email addresses, and physical addresses. Also includes Corporate Records (2) and Voter Registration Records (1).

15
Contact & Address Records
2
Corporate Records
1
Voter Registration Records
1
Patent & Invention Records

Frequently Asked Questions About William Kostecka

Is William Kostecka a registered voter?
Yes, voter registration records show William Kostecka is registered in Oregon with IND affiliation. We found 1 voter registration entry across 1 state. Voter registration data is public record maintained by state election offices and released under state sunshine laws.
How many records exist for William Kostecka?
Our database contains 20 total records for William Kostecka spanning 5 states. This includes 10 distinct contact records, 3 with phone numbers, 1 with email addresses. Multiple records may represent different individuals sharing the same name. All data is compiled from publicly available government and commercial sources.
How accurate is the information shown for William Kostecka?
The 20 records displayed for William Kostecka are aggregated from government agencies, county offices, and official registries. While we source from authoritative databases, records can contain outdated information or belong to a different person with the same name. We recommend verifying important details through the original issuing agency before making decisions based on this data.
Can William Kostecka remove this information?
Yes, any individual has the right to request removal of their personal information. Submit a free removal request through our opt-out page. Under the CCPA and similar state privacy laws, you can request deletion of your data. Removal is completed within 48 hours. You do not need to create an account.
Can I use this data for background checks or screening?
No. OpenDataUSA is not a Consumer Reporting Agency under the FCRA. These records may not be used for employment screening, tenant evaluation, credit decisions, insurance underwriting, or any other FCRA-regulated purpose. For official background checks, use an FCRA-compliant service.