Controlled Contamination Services
Administrative & Support / Waste Mgmt · Primarily CA · PERM filings 2021–2024
Overview
Controlled Contamination Services is a Administrative & Support / Waste Mgmt employer that has filed 606 PERM green-card applications between FY2021 and FY2024. That places it #110 among all U.S. PERM sponsors in our dataset. 192 were certified (31.7% approval rate), taking about 410 days on average. The most-sponsored role is Janitors and Cleaners, Except Maids and Housekeeping Cleaners, with most worksites in CA, and the median sponsored wage is $31,429.
606
PERM filings
31.7%
approval
70
denied
$31,429
median wage
410d
avg processing
Worker background
Across 436 filings with beneficiary data, the most common country of origin is BANGLADESH (70%). (From legacy PERM form data, FY2020–FY2024.)
Top countries of origin
- Bangladesh306
- Philippines35
- Albania19
- Brazil15
- South Korea11
- Pakistan9
- Afghanistan7
- China5
- Cambodia5
- Cameroon4
Prior visa status
- Not in USA361
- F-117
- B-23
- F-23
- A1/A22
- J-12
- M-11
- TD1
Education
- None436
PERM filings by year
Occupations & job titles
The occupations Controlled Contamination Services most often sponsors, with average wages.
| Occupation | Filings | Avg wage |
|---|---|---|
| Janitors and Cleaners, Except Maids and Housekeeping Cleaners | 603 | $31,706 |
Common job titles
Wage range
$27,747
25th
$31,429
median
$35,360
75th
$41,600
90th
Law firms used
- American Investor Immigration Law, PLLC166
- American International & Immigration Law, PC161
- AMERICAN INTERNATIONAL IMMIGRATION Law, PLLC119
- American International Immigration Law, PC61
- American International Immigration Law45
- American Investor Immigration Law, PC6
Recent filings
| Case | Job title | Status | Worksite | Decision |
|---|---|---|---|---|
| G-200-24129-971592 | Janitor | Denied | Bothell, WA | Aug 22, 2025 |
| G-200-24122-945437 | Janitor | Certified | Frederick, MD | Aug 14, 2025 |
| G-200-24117-930519 | Janitor | Certified | Frederick, MD | Aug 14, 2025 |
| G-200-24100-868924 | Janitor | Certified | Frederick, MD | Aug 1, 2025 |
| G-200-24100-868778 | Janitor | Certified | Frederick, MD | Aug 1, 2025 |
| G-200-24072-791388 | Janitor | Certified | Los Angeles, CA | Jul 10, 2025 |
| G-200-24072-791305 | Janitor | Certified | Los Angeles, CA | Jul 10, 2025 |
| G-200-24072-791407 | Janitor | Certified | Los Angeles, CA | Jul 10, 2025 |
| G-200-24072-791440 | Janitor | Certified | Los Angeles, CA | Jul 10, 2025 |
| G-200-24072-792000 | Janitor | Certified | Anaheim, CA | Jul 10, 2025 |
| G-200-24073-795354 | Janitor | Certified | Baltimore, MD | Jul 10, 2025 |
| G-200-24073-795376 | Janitor | Certified | Baltimore, MD | Jul 10, 2025 |
| G-200-24073-795389 | Janitor | Certified | Baltimore, MD | Jul 10, 2025 |
| G-200-24073-795397 | Janitor | Certified | Baltimore, MD | Jul 10, 2025 |
| G-200-24073-795459 | Janitor | Certified | Baltimore, MD | Jul 10, 2025 |
| G-200-24073-795539 | Janitor | Certified | Frederick, MD | Jul 10, 2025 |
| G-200-24073-795635 | Janitor | Certified | Frederick, MD | Jul 10, 2025 |
| G-200-24073-795709 | Janitor | Certified | Frederick, MD | Jul 10, 2025 |
| G-200-24073-796749 | Janitor | Certified | Los Angeles, CA | Jul 10, 2025 |
| G-200-24075-803467 | Janitor | Certified | Frederick, MD | Jul 10, 2025 |
Source: U.S. DOL OFLC PERM disclosure data. Wages are annual-equivalent; outliers excluded.