Updated: Apr 05, 2026
Location and Projects
Address
23221 Arroyo Vis, Rancho Santa Margarita, CA, 92688
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American Cleanroom Systems Construction
Serving clients throughout Southern California, American Cleanroom Systems specializes in the design, engineering, and construction of modular cleanrooms for a range of industries. Based in Rancho Santa Margarita, the company provides turnkey cleanroom solutions, including design, manufacturing, installation, and certification services. Project experience includes ISO 7 (Class 10,000) and ISO 8 (Class 100,000) cleanrooms for sectors such as biotechnology, semiconductor manufacturing, medical device assembly, pharmaceutical processing, and aerospace. Modular wall systems, pass-through chambers, and gown rooms are among the custom features available. American Cleanroom Systems offers expertise in both new cleanroom construction and the upgrade or expansion of existing facilities. The team works with both industrial and laboratory clients and coordinates all aspects of permitting and compliance, ensuring delivery of operational cleanrooms that meet stringent regulatory standards.
American Cleanroom Systems Services
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American Cleanroom Systems Contact Information
Phone Number: (949) 589-5656
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Address: 23221 Arroyo Vis, Rancho Santa Margarita, CA 92688
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Building Permits by American Cleanroom Systems
This is a sample of this contractor's permits. Click here to access their complete permit history.
Deferred submittal:736 sf metal stud framed clean room. max 12'3 high
Valuation:
$50,000
Permit #:
BS2000484
Status:
issued
Fee:
N/A
Permit Type:
Tenant improvement
Building Type:
Warehouse
Tenant improvement: permit to enclose existing mfg operations in modular cleanroom environment and roof mounted hvac relocation. field verify for code compliance
Valuation:
$50,000
Permit #:
B10-1599
Status:
FINALED
Fee:
$1,731
Permit Type:
Cti
Building Type:
N/A
Permit to addition 146 sq ft to cleanroom by moving wall over so 2 cleanroom areas will be connected. field verify for code compliance
Valuation:
$15,000
Permit #:
B11-0530
Status:
FINALED
Fee:
$618
Permit Type:
Cti
Building Type:
N/A
Interior tenant improvement on 1st floor. convert existing film/tape storage vault into a digital vault (s-1 occupancy;no change)
Valuation:
N/A
Permit #:
10016-10000-02309
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Ti: enclose (e) manufacturing space in modular environment using 4 ton air conditioning
Valuation:
$50,000
Permit #:
B10-1805
Status:
FINALED
Fee:
$960
Permit Type:
Cti
Building Type:
N/A
Install pre-manufactured clean room in (e) building
Valuation:
$10,000
Permit #:
BLDG-14-0295
Status:
complete
Fee:
$939
Permit Type:
N/A
Building Type:
N/A
Tenant improvement new mezzanine 178 sq. ft new walls for new clean room
Valuation:
$250,000
Permit #:
B1413-03
Status:
ISSUED
Fee:
$5,759
Permit Type:
Additions and alt...
Building Type:
N/A
Tenant improvement of (e) manufactoring room to a clean manuf. space.with electrical & mechanical
Valuation:
$50,000
Permit #:
B05-00379
Status:
FINALED
Fee:
$1,254
Permit Type:
Cti
Building Type:
N/A
Clean room ventilation/temperature and humidity control
Valuation:
N/A
Permit #:
00044-20000-07607
Status:
Corrections Issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/a
Process cooling equipment for modular enclosure
Valuation:
N/A
Permit #:
03044-20000-04757
Status:
Permit Finaled
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/a
Tenant improvement
Valuation:
$21,840
Permit #:
00376085-SBPT
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental permit
Valuation:
N/A
Permit #:
03044-20001-04757
Status:
Permit Finaled
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/a
Tenant improvement
Valuation:
$82,902
Permit #:
00381984-SBPT
Status:
final
Fee:
$950
Permit Type:
N/A
Building Type:
N/A
Temporary occupancy
Valuation:
N/A
Permit #:
00383877-TO
Status:
final
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Tenant improvement clean room
Valuation:
N/A
Permit #:
00381982-EBP
Status:
final
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
Tenant improvement clean room
Valuation:
N/A
Permit #:
00381983-MBP
Status:
final
Fee:
$253
Permit Type:
N/A
Building Type:
N/A
Meyer solar (clean room t.i.)
Valuation:
N/A
Permit #:
BP71110
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Chilled water piping water for humidifier & condensate drains. 1 of 2 (10044-10000-01645)
Valuation:
N/A
Permit #:
10042-10000-02808
Status:
expired
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement tenant: phage biotechnology corp no inspections expired permiti 05/21/10
Valuation:
$21,840
Permit #:
00376003-SBPT
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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American Cleanroom Systems License info
Verified License
| License # | AMERICS842L4 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for American Cleanroom Systems at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AMERICS895LF |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- According to the Washington State Department of Labor & Industries, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for American Cleanroom Systems at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Insured
| Insurer | Associated Industries Ins Co I |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American Contractors Indem Co |
| Bond Value | $12,000 |
11
Permits
- Building permit records show that American Cleanroom Systems has worked on 11 permitted projects.
American Cleanroom Systems Employees
AR
Ana Espinoza Ramos
Secretary
AC
Anthony Chien
President
PV
Paul Varni
President