San Mateo · Licensed center
A+ Immersion Preschool
- Small developmental center, licensed for 30 children.
- Run by the person who holds the license.
What the state has found
The state cited rules at 3 of its 6 licensing inspections since July 2022.
Of the 29 Bay Area centers with 6 licensing inspections, 17% had rules cited at 3 of them, as this center did. 21% had none cited.
Licensing inspections
Mar 19, 20241 citation
“101700.3 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: Based on results received from the certified water samplers, the facility exceeded 5.4 ppb of lead in their water source (B). This poses a potential health and safety risk to children in care.”
CCR 101700.3
Jan 30, 20241 citation
“(b) All licensed Child Care Centers operating in buildings constructed before January 1, 2010, shall test their water for lead pursuant to these written directives. This requirement is not met as evidenced by: At 10:10AM., Based on record review, interview, and observations, LPA confirmed facility fixtures, used for drinking water and food preparation, have not been tested for lead exceedance levels. This pose a potential health and safety risk to children in care.”
WD 101700(b)
Jul 25, 20221 citation
“(b) The person who brings the child to, and removes the child from, the center shall sign the child in/out. This requirement is not met as evidenced by: Based on observation and iinterview, the licensee did not comply with the section cited above in as person who is dropping off or picking up child are being signed in/out which poses/posed a potential health, safety or personal rights risk to persons in care.”
CCR 101229.1(b)
Read every record and the state’s reports
State record — California CDSS Community Care Licensing
- Last visit
- July 15, 2026
- On file
- 6 visits since July 2022 — 3 cited nothing
- Most serious
- No finding carrying a severity level in the last 24 months.
California CDSS publishes the full investigation narrative for a complaint, including its disposition, and classifies a citation Type A — an immediate risk to a child — or Type B.
Mar 2024 Licensing visit 1 finding
Licensing visit · March 19, 2024
CCR 101700.3 · Type B
101700.3 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: Based on results received from the certified water samplers, the facility exceeded 5.4 ppb of lead in their water source (B). This poses a potential health and safety risk to children in care.
Jan 2024 Licensing visit 1 finding
Licensing visit · January 30, 2024
WD 101700(b) · Type B
(b) All licensed Child Care Centers operating in buildings constructed before January 1, 2010, shall test their water for lead pursuant to these written directives. This requirement is not met as evidenced by: At 10:10AM., Based on record review, interview, and observations, LPA confirmed facility fixtures, used for drinking water and food preparation, have not been tested for lead exceedance levels. This pose a potential health and safety risk to children in care.
Jul 2022 Licensing visit 1 finding
Licensing visit · July 25, 2022
CCR 101229.1(b) · Type B
(b) The person who brings the child to, and removes the child from, the center shall sign the child in/out. This requirement is not met as evidenced by: Based on observation and iinterview, the licensee did not comply with the section cited above in as person who is dropping off or picking up child are being signed in/out which poses/posed a potential health, safety or personal rights risk to persons in care.
Shortlist replaces people’s names in the state’s text with initials. This is done by rule, not by hand, so it can miss a name or shorten a word that isn’t one. The state’s report, linked on each row, has the original.
Openings, child care subsidies, cost, ratios and staff, and sick and biting policies aren’t on this page.
How they teach
Developmental and bilingual
“We are a 100% Mandarin program.”
A day here
- Outdoors
- Outdoor play scheduled daily, mid-morning and late afternoon
- Sleep
- Daily nap/quiet time 12:45-3:00, preceded by story reading
- Schedule
- flexible 2-5 days/week (part-week and full-week), based on availability
Details
- Website
- aplusimmersion.com
- Address
- 1501 South B Street
- License
- 414002756, active
Run A+ Immersion Preschool? Correct or add anything here, free.
Add what is missingSources and dates
Where every fact on this page came from, and when Shortlist last checked it against that source. Anything Shortlist could not source is named here rather than left blank.
How they teach
- Approach — Checked July 2026 aplusimmersion.com/mission
- Approach — Checked July 2026 aplusimmersion.com/daily-schedule
State record
From California CDSS Community Care Licensing’s published reports, last checked October 10, 2026.
A day here
- Outdoors, Sleep — Checked July 2026 aplusimmersion.com
- Schedule — Checked July 2026 aplusimmersion.com
Details
- Phone, Address, License — Checked July 2026 ccld.dss.ca.gov
- Website — Checked July 2026 aplusimmersion.com
- Who runs it — Checked October 2026 ccld.dss.ca.gov
Small means the smallest quarter of Bay Area’s 439 licensed centers by state-licensed capacity: 8 to 30 children. Medium is 31 to 75; large is 76 to 312.