8211; we will design your cleanroom that meets your requirements and install if fast. Modular Cleanrooms are our only business, We are a California Cleanroom Contractor of cleanrooms utilizing non-progressive modular cleanroom wall system that looks great and performs to meet your exact cleanroom needs. Class One Cleanrooms is the originator of Modular Cleanroom and the negative cleanroom plenum design, which has become the industry standard for the most cost-effective cleanroom. We are the oldest cleanroom contractor in the cleanroom construction industry.
| Website | http://classonecleanrooms.com |
| Revenue | $6 million |
| Employees | 2 (1 on RocketReach) |
| Address | 29722 Avenida De Las Banderas, Rancho Santa Margarita, California 92688, US |
| Phone | +1 949-589-9001 |
| Industry | Building Materials, Manufacturing |
| Keywords | Modular Cleanrooms, Cleanroom Design, Cleanroom Solutions, Cleanroom Engineering, Cleanroom Installation, Custom Cleanrooms, Cleanroom Technology, Cleanroom Construction, Cleanroom Manufacturing, Cleanroom Build, Cleanroom Validation, Cleanroom Certification, Cleanroom Maintenance, Cleanroom Projects, Pharmaceutical Cleanrooms |
| Competitors | Terra Universal, Inc., High Road Cleanrooms, LLC, Biotechne Complex Inc, WSS CleanRoomWorld, clean room products, QUANTUM GLOBAL TECHNOLOGIES, LLC, Egal Construction Co, Clean Air Products, Modular Cleanrooms, Inc., Environomics Inc +20 more (view full list) |
| SIC | SIC Code 34 Companies, SIC Code 344 Companies |
| NAICS | NAICS Code 332 Companies, NAICS Code 33 Companies |
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Class One Cleanrooms Questions
The Class One Cleanrooms annual revenue was $6 million in 2026.
Jeremy Longoria is the Vice President Operations of Class One Cleanrooms.
1 people are employed at Class One Cleanrooms.
Class One Cleanrooms is based in Rancho Santa Margarita, California.
The NAICS codes for Class One Cleanrooms are [332, 33].
The SIC codes for Class One Cleanrooms are [34, 344].
Top Class One Cleanrooms Employees
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Jeremy Longoria
Vice President Operations at Class One Cleanrooms
California, United States13
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