Montessori Harbor Mesa School, Costa Mesa CA: inspection record

Inspection record overview

Past 36 months · checked Nov 5, 2026

Serious findings on record

2 serious and 3 minor findings across 5 visits. Most recent serious finding: Oct 13, 2025. Latest visit Mar 3, 2026, 1 finding.

Critical findings0 · Costa Mesa median 0

29% of Costa Mesa licensed centers have at least one

Serious findings2 · Costa Mesa median 0

27% of Costa Mesa licensed centers have at least one

What inspectors found

The 3 most serious visits in the window. Titles use the state's own standard names, in plain English where we have a reviewed translation.

Oct 13, 2025Other visitSeriousHealth-Related ServicesCalifornia: Type B+ 2 more findings from this visit: child's records, health-related servicesCorrection due Oct 13, 2025

“Based on LPA observation, staff interview, and record review, the licensee did not comply with the section cited above in 1 out of 7 children's files which poses a potential health, safety or personal rights risk to persons in care.”California CCLD inspector, Oct 13, 2025 report. Quoted verbatim.

Mar 3, 2026Complaint investigationMinorChild's personal rights not respectedCalifornia: Personal Rights · Type BCorrection due Apr 1, 2026

Dec 15, 2025Other visitMinorLimitations on Capacity and Ambulatory StatusCalifornia: Type BCorrection due Dec 15, 2025

5findings in 36 months0verified corrected by California0corrected during the visit5with a plan or deadline only

Everything above is quoted or counted from California CCLD records; nothing is generated. This is not a safety rating.

Read all 5 visits →

Provider details

HoursNot listedConfirm days with provider

Ages servedNot listedConfirm classroom age requirements

License type: Licensed
County: Orange
License number: 304371431
Date issued: Jul 23, 2020
Licensed capacity: 63 children

Fees, assistance & availability →Programs, services & policies →

About this provider

Provider profile

This provider has not supplied a description yet. Ask about their teaching approach, classroom routines, and what makes their program a fit for your child.

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Outdoor area

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Learning spaces

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Tuition & fees

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Full-time tuition: Not provided
Part-time tuition: Not provided
Drop-in rate: Not provided
After-school tuition: Not provided
Registration, deposits & other fees: Not provided

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Financial aid

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Openings & waitlists

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Programs & learning

Learning approach

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Services & accommodations

Daily activity or program schedule

The daily schedule has not been supplied. Ask about arrival, meals, outdoor play, rest, learning activities, and pickup.

People, policies & environment

Director

De Frenza, Giuliana

Licensee

Montessori Harbor Mesa School

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The parent briefing

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Nov 6, 2023–Nov 6, 2026 · 36 months

Latest recorded visit

Mar 3, 2026 · Complaint investigation

Findings recorded · read the visit below

5 recorded visits · 5 available findings.

0Critical findings

2Serious findings

3Minor findings

0Severity N/A

Source checked Nov 5, 2026 · Inspection history is not a safety rating.

Visits in the past 12 months

3 visits

Newest first, grouped by year. Expand a visit to read the findings.

20262 visits · 1 recorded finding

Mar 3, 2026Complaint investigation · substantiated1 finding
Standard 101223(a)(2)
Minor
Basedon staff and children interview, C1 hit teachers, hit other children, kick things, throw things since 10/2025 and facility failed to prevent C1 from hurting others. This poses a potential danger to the health of the children in care.
A correction plan is recorded. No state verification date is shown.
Recorded plan of correction
Schedule TSP training for all staff. Send TSP sign-in to LPA. Staff in-service: Behaviors/include hands-on Send in-service sign-in to LPA.
Standard 101223(a)(2)
State severity
Type B
Corrected at visit
Not recorded
Correction due
Apr 1, 2026
Technical assistance
Not recorded
Finding source ID
ca:304371431:2026-03-03:101223(a)(2):1
Visit source ID
ca:304371431:2026-03-03:report
Feb 4, 2026Other visit
No findings recorded

20251 visit · 1 recorded finding

Dec 15, 2025Other visit1 finding
Standard 101161(a)
Minor
Based on LPA observation, staff & child interview, and record review, the licensee did not comply with the section cited above in 1 out of 14 children. This poses a potential risk to the health, safety and/or personal rights of children in care.
A correction plan is recorded. No state verification date is shown.
Recorded plan of correction
School-age children will not commingle with preschool children. Facility will designate staff for school-age children/private school. Thuy Ho Susan Deschampe DATE: 12/15/2025 DATE: 12/15/2025 Page: 3 of 3
Standard 101161(a)
State severity
Type B
Corrected at visit
Not recorded
Correction due
Dec 15, 2025
Technical assistance
Not recorded
Finding source ID
ca:304371431:2025-12-15:101161(a):1
Visit source ID
ca:304371431:2025-12-15:other

Coverage, definitions & how to read this record →Open state record ↗

Older records · before Nov 6, 2023

Not included in the 36-month briefing.

Oct 10, 2023Complaint investigation · unsubstantiated
Report details unavailable
The state lists 1 findings; details for 0 are available.
Missing or pending details are not evidence of no findings.
Oct 10, 2023Inspection
1 finding
California Lead Action Level at Child Care Centers
Minor
This requirement was not met evidenced by: Lab report analysis water from Outlet E (6.2 parts per billion) taken on 06/17/2023 indicated levels of lead in exceedance. This poses a potential risk to the health, safety and personal rights of children in care.
A correction plan is recorded. No state verification date is shown.
Recorded plan of correction
Director stated that facility followed Written Directives and submitted all required documentation including LIC 9275, 9276, plan of correction and details of steps taken to resolve the deficiency by due date
Standard 101700.3(b)(1) · California Lead Action Level at Child Care Centers
State severity
Type B
Corrected at visit
Not recorded
Correction due
Nov 10, 2023
Technical assistance
Not recorded
Finding source ID
ca:304371431:2023-10-10:101700.3(b)(1):1
Visit source ID
ca:304371431:2023-10-10:other
The visit outcome or reported count conflicts with the available finding details. The findings remain visible.

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Inspection record overview

What inspectors found

Provider details

About this provider

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Tuition & fees

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Openings & waitlists

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Programs & learning

Services & accommodations

Daily activity or program schedule

People, policies & environment

Mar 3, 2026 · Complaint investigation

5 recorded visits · 5 available findings.

Visits in the past 12 months

Standard 101223(a)(2)

Recorded plan of correction

Standard 101161(a)

Recorded plan of correction

California Lead Action Level at Child Care Centers

Recorded plan of correction

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What inspectors found

Provider details

About this provider

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Tuition & fees

Rate not provided

Financial aid

Openings & waitlists

Ask about age group: availability not confirmed

Programs & learning

Services & accommodations

Daily activity or program schedule

People, policies & environment

Mar 3, 2026 · Complaint investigation

5 recorded visits · 5 available findings.

Visits in the past 12 months

Standard 101223(a)(2)

Recorded plan of correction

Standard 101161(a)

Recorded plan of correction

California Lead Action Level at Child Care Centers

Recorded plan of correction

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