TINKER PRESCHOOL

554 CLEMENT STREET, San Francisco, CA 94118LICENSED
A

Data Freshness & Provenance

Inspection coverage

4 inspections on record

Active providers

License status: LICENSED

Last refreshed

April 3, 2026

Latest inspection

January 21, 2025

Provenance

California licensing inspections and DaycareCheck scoring

Quick Facts

These facts are normalized from the official record so they can be quoted directly.

Updated April 3, 2026

Provider
TINKER PRESCHOOL
License number
Not listed
Location
554 CLEMENT STREET, San Francisco, CA 94118
Status
LICENSED
Safety grade
A (Excellent), score 95.5/100
Inspection record
4 inspections, last inspected January 21, 2025
Provenance
Official state licensing inspections and DaycareCheck scoring. Last refreshed April 3, 2026.

Safety Scorecard

A
Excellent95.5 / 100
Health100/100
Safety85/100
Staffing100/100
Compliance100/100

3

Total Violations

Jan 21, 2025

Last Inspection

45

Capacity

Violation Timeline

Violations by month over the last 3 years, colored by severity.

All Violations (3)

SERIOUSSAFETY101700.3Type BComplaintNov 13, 2023

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25On November 13, 2023, Licensing Program Analysts (LPA)Tso met with site Administrator, Jennifer Fan. The purpose of inspection was explained and was for an unannounced, case management inspection for the Action Level Exceedance (ALE) of Lead in Child Care Center's water. LPA was given a tour of the facility. Present in the facility was a site administrator and 4 staff supervising 17 children. LPA discussed the new Assembly Bill (AB) 2370, Chapter 676, Statutes of 2018 requires the Lead Testing of water in the Child Care Center with the site director during the inspection. All Child Care Centers that are located in buildings constructed before January 1, 2010, must have their water tested and post the results by January 1, 2023, and every 5 years after the date of the first testing. The facility received the ALE report from the Vendor on October 17, 2023. Test results for this facility that exceeded a higher level of parts per billion (ppb) allowed, 5.5 ppb. The facility was proactive in getting facility faucets tested and barricaded and or made the affected fixture out of order. The affected fixture is, fixture A (56.9) and per administrator, the affected faucet was replaced on October 26, 2023. The affected fixture A, were scheduled retest on November 30, 2023. Per the updated guidance on written directives in PIN 21-21.1-CCP, facility will be cited for the actionable level exceedance of the fixtures. LPA obtained copies of the External Water Sampler Self-Certification Form (LIC9275), Child Care Center Sampling Checklist (LIC9276), Facility Sketch (LIC999), have been sent to the department by email. * See next page for deficiencies cited today This report was reviewed and signed by site Administrator, Jennifer Fan. This notice of Site visit was provided to the licensee and must remain posted for 30 days. SUPERVISORS NAME: Ali Zebila LICENSING EVALUATOR NAME: Man Tso LICENSING EVALUATOR SIGNATURE: DATE: 11/13/2023 I acknowledge receipt of this form and understand my licensing appeal rights as explained and received. FACILITY REPRESENTATIVE SIGNATURE: DATE: 11/13/2023 This report must be available at Child Care and Group Home facilities for public review for 3 years. LIC809 (FAS) - (06/04)Page: 1 of 2 FACILITY NAME: TINKER PRESCHOOL FACILITY NUMBER: 384002991 DEFICIENCY INFORMATION FOR THIS PAGE: VISIT DATE: 11/13/2023 Deficiency Type POC Due Date / Section NumberDEFICIENCIESPLAN OF CORRECTIONS(POCs) Type B 12/13/2023 Section Cited CCR 101700.3 1 2 3 4 5 6 7101700.3 California Lead Action Level at Child Care Centers (b)(1) A result with values of 5.5 ppb or greater shall be deemed an Action Level Exceedance. This requirement was not met as evidenced by: 1 2 3 4 5 6 7The facility replaced the affected fixture on 10/26/23 and scheduled a retest with the certified water samplers on 11/30/23. The Director will update the LPA for the retest results, once available. The retest results will be forwarded to the department by the set due date. 8 9 10 11 12 13 14Based on results received from the certified water samplers, the facility exceeded 5.4 ppb of lead in their water source. This poses a potential health, safety, or personal rights risk to persons in care.8 9 10 11 12 13 14 1 2 3 4 5 6 71 2 3 4 5 6 7 1 2 3 4 5 6 71 2 3 4 5 6 7 Failure to correct the cited deficiency(ies), on or before the Plan of Correction (POC) due date, may result in a civil penalty assessment. SUPERVISOR'S NAME:Ali Zebila LICENSING EVALUATOR NAME:Man Tso LICENSING EVALUATOR SIGNATURE: DATE: 11/13/2023 I acknowledge receipt of this form and understand my appeal rights as explained and received. FACILITY REPRESENTATIVE SIGNATURE: DATE: 11/13/2023

SERIOUSSAFETY101700.3Type BComplaintNov 13, 2023

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25On November 13, 2023, Licensing Program Analysts (LPA)Tso met with site Administrator, Jennifer Fan. The purpose of inspection was explained and was for an unannounced, case management inspection for the Action Level Exceedance (ALE) of Lead in Child Care Center's water. LPA was given a tour of the facility. Present in the facility was a site administrator and 4 staff supervising 17 children. LPA discussed the new Assembly Bill (AB) 2370, Chapter 676, Statutes of 2018 requires the Lead Testing of water in the Child Care Center with the site director during the inspection. All Child Care Centers that are located in buildings constructed before January 1, 2010, must have their water tested and post the results by January 1, 2023, and every 5 years after the date of the first testing. The facility received the ALE report from the Vendor on October 17, 2023. Test results for this facility that exceeded a higher level of parts per billion (ppb) allowed, 5.5 ppb. The facility was proactive in getting facility faucets tested and barricaded and or made the affected fixture out of order. The affected fixture is, fixture A (56.9) and per administrator, the affected faucet was replaced on October 26, 2023. The affected fixture A, were scheduled retest on November 30, 2023. Per the updated guidance on written directives in PIN 21-21.1-CCP, facility will be cited for the actionable level exceedance of the fixtures. LPA obtained copies of the External Water Sampler Self-Certification Form (LIC9275), Child Care Center Sampling Checklist (LIC9276), Facility Sketch (LIC999), have been sent to the department by email. * See next page for deficiencies cited today This report was reviewed and signed by site Administrator, Jennifer Fan. This notice of Site visit was provided to the licensee and must remain posted for 30 days. SUPERVISORS NAME: Ali Zebila LICENSING EVALUATOR NAME: Man Tso LICENSING EVALUATOR SIGNATURE: DATE: 11/13/2023 I acknowledge receipt of this form and understand my licensing appeal rights as explained and received. FACILITY REPRESENTATIVE SIGNATURE: DATE: 11/13/2023 This report must be available at Child Care and Group Home facilities for public review for 3 years. LIC809 (FAS) - (06/04)Page: 1 of 2 FACILITY NAME: TINKER PRESCHOOL FACILITY NUMBER: 384002991 DEFICIENCY INFORMATION FOR THIS PAGE: VISIT DATE: 11/13/2023 Deficiency Type POC Due Date / Section NumberDEFICIENCIESPLAN OF CORRECTIONS(POCs) Type B 12/13/2023 Section Cited CCR 101700.3 1 2 3 4 5 6 7101700.3 California Lead Action Level at Child Care Centers (b)(1) A result with values of 5.5 ppb or greater shall be deemed an Action Level Exceedance. This requirement was not met as evidenced by: 1 2 3 4 5 6 7The facility replaced the affected fixture on 10/26/23 and scheduled a retest with the certified water samplers on 11/30/23. The Director will update the LPA for the retest results, once available. The retest results will be forwarded to the department by the set due date. 8 9 10 11 12 13 14Based on results received from the certified water samplers, the facility exceeded 5.4 ppb of lead in their water source. This poses a potential health, safety, or personal rights risk to persons in care.8 9 10 11 12 13 14 1 2 3 4 5 6 71 2 3 4 5 6 7 1 2 3 4 5 6 71 2 3 4 5 6 7 Failure to correct the cited deficiency(ies), on or before the Plan of Correction (POC) due date, may result in a civil penalty assessment. SUPERVISOR'S NAME:Ali Zebila LICENSING EVALUATOR NAME:Man Tso LICENSING EVALUATOR SIGNATURE: DATE: 11/13/2023 I acknowledge receipt of this form and understand my appeal rights as explained and received. FACILITY REPRESENTATIVE SIGNATURE: DATE: 11/13/2023

SERIOUSSAFETY101700.3ComplaintNov 13, 2023

Type B citation - potential risk if not corrected

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Frequently Asked Questions

What is TINKER PRESCHOOL's safety grade?

TINKER PRESCHOOL has a safety grade of A (Excellent) based on state inspection data. The composite score is 95.5 out of 100.

How many violations does TINKER PRESCHOOL have?

TINKER PRESCHOOL has 3 total violations on record, including 0 critical, 3 serious, and 0 minor.

When was TINKER PRESCHOOL last inspected?

TINKER PRESCHOOL was last inspected on January 21, 2025.

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