77 certified Labor Condition Applications on file with the U.S. Department of Labor, FY2021–FY2026.
Since September 2025, DOL's Project Firewall opens H-1B investigations without waiting for a complaint. These checkpoints come from A & B Environmental Services, Inc.'s own public LCA filings (FY2024–FY2026) — the same records an investigator pulls first.
Level I is the entry-level prevailing-wage tier and the band DOL's Project Firewall reviews first for misclassification (senior duties filed at an entry-level wage). The national share is 17%.
Median offered wage is 1% above the DOL prevailing wage across 36 recent certified LCAs. Paying at the floor is lawful, but it invites the question of whether the wage level itself is right.
Each worksite needs its own 10-business-day LCA notice and a PAF record of that posting; a move to a new area of intended employment needs a new LCA before the worker starts there.
H-1B dependent employers must also attest to recruitment of U.S. workers and non-displacement, unless every worker on the LCA is exempt ($60k+ or master's degree).
Public DOL disclosure data can lag actual filings by a quarter. Descriptive only — not legal advice.
Yes — A & B Environmental Services, Inc. sponsors H-1B workers, with 77 certified LCAs on file (FY2021–FY2026), including 2 in FY2026. The median certified salary is $60,000 (P25 $60,000, P75 $63,357). 100% of its certified filings meet or exceed the prevailing wage.
A & B Environmental Services, Inc. H-1B sponsorship at a glance, from public U.S. DOL LCA disclosure data (FY2021–FY2026).
Certified LCAs are a prerequisite to H-1B petitions, not visa approvals; one LCA can cover multiple workers. Descriptive only — not legal advice.
The shaded band is the middle half of certified salaries (P25–P75); the bar spans the lowest to highest certified salary.
Levels I–IV are DOL prevailing-wage experience tiers; 1% of filings are senior-level (III–IV).
| Fiscal year | Certified | Denied | Withdrawn | Total |
|---|---|---|---|---|
| FY2021 | 6 | 0 | 1 | 7 |
| FY2022 | 20 | 0 | 0 | 20 |
| FY2023 | 15 | 0 | 0 | 15 |
| FY2024 | 8 | 0 | 0 | 8 |
| FY2025 | 26 | 0 | 0 | 26 |
| FY2026 | 2 | 0 | 0 | 2 |
Case dispositions from the U.S. DOL OFLC disclosure files. Withdrawn are LCAs that were certified and later withdrawn by the employer; they still count toward Total.
| Job title | Salary | Level | Location | Filed | Status |
|---|---|---|---|---|---|
Biochemist I-200-26005-534012 | $76,045/yr | I | Houston, TX | Jan 05, 2026 | Certified |
Quality Control Engineer I-200-25330-440178 | $73,278/yr | I | Houston, TX | Nov 26, 2025 | Certified |
Microbiologist I-200-25261-318154 | $62,982/yr | II | Houston, TX | Sep 18, 2025 | Certified |
Soil Scientist I-200-25156-056549 | $60,000/yr | II | Houston, TX | Jun 05, 2025 | Certified |
Environmental Scientist I-200-25155-050382 | $60,000/yr | I | Houston, TX | Jun 04, 2025 | Certified |
Microbiologist I-200-25155-050446 | $60,000/yr | II | Houston, TX | Jun 04, 2025 | Certified |
Environmental Scientist I-200-25155-051922 | $60,000/yr | I | Houston, TX | Jun 04, 2025 | Certified |
Soil Scientist I-200-25153-040565 | $60,000/yr | II | Houston, TX | Jun 02, 2025 | Certified |
Soil Scientist I-200-25153-040448 | $60,000/yr | II | Houston, TX | Jun 02, 2025 | Certified |
Accountant I-200-25153-039568 | $60,000/yr | I | Houston, TX | Jun 02, 2025 | Certified |
Computer Programmer I-200-25153-040687 | $61,568/yr | I | Houston, TX | Jun 02, 2025 | Certified |
Soil Scientist I-200-25153-040401 | $60,000/yr | II | Houston, TX | Jun 02, 2025 | Certified |
Soil Scientist I-200-25153-040482 | $60,000/yr | II | Houston, TX | Jun 02, 2025 | Certified |
Soil Scientist I-200-25153-040589 | $60,000/yr | II | Houston, TX | Jun 02, 2025 | Certified |
Business Analyst I-200-25153-040271 | $60,000/yr | I | Houston, TX | Jun 02, 2025 | Certified |
Soil Scientist I-200-25153-040380 | $60,000/yr | II | Houston, TX | Jun 02, 2025 | Certified |
Soil Scientist I-200-25153-040529 | $60,000/yr | II | Houston, TX | Jun 02, 2025 | Certified |
Computer Programmer I-200-25153-040650 | $61,568/yr | I | Houston, TX | Jun 02, 2025 | Certified |
Business Analyst I-200-25153-040329 | $60,000/yr | I | Houston, TX | Jun 02, 2025 | Certified |
Chemist I-200-25148-024170 | $63,357/yr | I | Houston, TX | May 28, 2025 | Certified |
Environmental Scientist I-200-25132-963455 | $71,968/yr | II | Houston, TX | May 12, 2025 | Certified |
Microbiologist I-200-25107-877474 | $56,950/yr | II | Houston, TX | Apr 17, 2025 | Certified |
Computer Programmer I-200-25093-829160 | $79,102/yr | II | Houston, TX | Apr 03, 2025 | Certified |
Chemist I-200-25090-814810 | $61,152/yr | I | Baton Rouge, LA | Mar 31, 2025 | Certified |
Chemist I-200-24355-563163 | $60,861/yr | II | Tempe, AZ | Dec 20, 2024 | Certified |
Chemist I-200-24296-423411 | $63,606/yr | I | Nederland, TX | Oct 22, 2024 | Certified |
Chemist I-200-24296-423343 | $63,606/yr | I | Nederland, TX | Oct 22, 2024 | Certified |
Chemist I-200-24275-377288 | $63,357/yr | I | Houston, TX | Oct 01, 2024 | Certified |
Chemist I-200-24220-250498 | $63,357/yr | I | Houston, TX | Aug 07, 2024 | Certified |
Chemist I-200-24219-247110 | $87,110/yr | II | Houston, TX | Aug 06, 2024 | Certified |
Microbiologist I-200-24173-137760 | $60,000/yr | II | Houston, TX | Jun 21, 2024 | Certified |
Microbiologist I-200-24166-112801 | $53,830/yr | II | Houston, TX | Jun 14, 2024 | Certified |
Chemist I-200-24143-026311 | $60,000/yr | I | Houston, TX | May 22, 2024 | Certified |
Microbiologist I-200-24130-978072 | $60,000/yr | II | Houston, TX | May 09, 2024 | Certified |
Senior Environmental Scientist I-200-24103-883000 | $71,074/yr | III | Tempe, AZ | Apr 12, 2024 | Certified |
Chemist I-200-24080-815595 | $60,000/yr | I | Houston, TX | Mar 20, 2024 | Certified |
Chemist I-200-23250-326841 | $60,000/yr | I | Houston, TX | Sep 07, 2023 | Certified |
Computer Programmer I-200-23248-319971 | $72,592/yr | II | Houston, TX | Sep 05, 2023 | Certified |
Environmental Scientist I-200-23248-320581 | $69,035/yr | II | Houston, TX | Sep 05, 2023 | Certified |
Environmental Scientist I-200-23131-014630 | $66,643/yr | II | Houston, TX | May 11, 2023 | Certified |
Environmental Scientist I-200-23131-012873 | $60,000/yr | I | Houston, TX | May 11, 2023 | Certified |
Environmental Scientist I-200-23130-010785 | $60,000/yr | I | Houston, TX | May 10, 2023 | Certified |
Environmental Scientist I-200-23130-008477 | $60,000/yr | I | Houston, TX | May 10, 2023 | Certified |
Environmental Scientist I-200-23128-001760 | $66,643/yr | II | Houston, TX | May 08, 2023 | Certified |
Microbiologist I-200-23124-993810 | $55,016/yr | II | Houston, TX | May 04, 2023 | Certified |
Quality Control Engineer I-200-23123-987983 | $70,408/yr | I | Houston, TX | May 03, 2023 | Certified |
Biochemist I-200-23047-780967 | $60,000/yr | I | Houston, TX | Feb 16, 2023 | Certified |
Chemist I-200-23023-719912 | $61,838/yr | I | Nederland, TX | Jan 23, 2023 | Certified |
Microbiologist I-200-22363-664889 | $60,000/yr | II | Houston, TX | Dec 29, 2022 | Certified |
Chemist I-200-22286-527132 | $60,000/yr | I | Houston, TX | Oct 13, 2022 | Certified |
Chemist I-200-22262-479886 | $60,000/yr | I | Prairieville, LA | Sep 19, 2022 | Certified |
Analytical Chemist I-200-22222-407889 | $60,000/yr | I | Houston, TX | Aug 10, 2022 | Certified |
Environmental Scientist I-200-22138-187271 | $60,000/yr | I | Houston, TX | May 18, 2022 | Certified |
Accountant I-200-22133-168721 | $60,000/yr | I | Houston, TX | May 13, 2022 | Certified |
Environmental Scientist I-200-22131-160245 | $60,000/yr | I | Houston, TX | May 11, 2022 | Certified |
Environmental Scientist I-200-22097-048457 | $60,000/yr | I | Houston, TX | Apr 07, 2022 | Certified |
Environmental Scientist I-200-22094-033665 | $51,875/yr | I | Houston, TX | Apr 04, 2022 | Certified |
Computer Programmer I-200-22094-033743 | $73,528/yr | I | Houston, TX | Apr 04, 2022 | Certified |
Microbiologist I-200-22094-033643 | $42,411/yr | I | Houston, TX | Apr 04, 2022 | Certified |
Computer Programmer I-200-22094-033704 | $73,528/yr | I | Houston, TX | Apr 04, 2022 | Certified |
Environmental Scientist I-200-22089-021319 | $51,875/yr | I | Houston, TX | Mar 30, 2022 | Certified |
Microbiologist I-200-22088-017833 | $50,107/yr | II | Houston, TX | Mar 29, 2022 | Certified |
Chemist I-200-22082-002556 | $56,389/yr | I | Houston, TX | Mar 23, 2022 | Certified |
Chemist I-200-22073-975232 | $56,389/yr | I | Houston, TX | Mar 14, 2022 | Certified |
Environmental Scientist I-200-22055-929170 | $72,821/yr | II | Houston, TX | Feb 24, 2022 | Certified |
Chemist I-200-22055-929199 | $60,000/yr | I | Houston, TX | Feb 24, 2022 | Certified |
Microbiologist I-200-21347-760031 | $42,411/yr | I | Houston, TX | Dec 13, 2021 | Certified |
Environmental Scientist I-200-21270-607924 | $51,875/yr | I | Houston, TX | Sep 27, 2021 | Certified |
Chemist I-200-21270-607886 | $60,000/yr | I | Houston, TX | Sep 27, 2021 | Certified |
Environmental Scientist I-200-21270-607945 | $51,875/yr | I | Houston, TX | Sep 27, 2021 | Certified |
Chemist I-200-21264-595802 | $60,000/yr | I | Houston, TX | Sep 21, 2021 | Withdrawn |
Chemist I-200-21209-488328 | $56,389/yr | I | Houston, TX | Jul 28, 2021 | Certified |
Chemist I-200-21209-488330 | $56,389/yr | I | Houston, TX | Jul 28, 2021 | Certified |
Chemist I-200-21189-450518 | $56,389/yr | I | Houston, TX | Jul 08, 2021 | Certified |
Chemist I-200-21168-407587 | $52,832/yr | I | Houston, TX | Jun 17, 2021 | Certified |
Environmental Scientist I-200-21131-303185 | $72,717/yr | II | Houston, TX | May 11, 2021 | Certified |
Microbiologist I-200-21104-223300 | $47,715/yr | II | Houston, TX | Apr 14, 2021 | Certified |
One row per LCA case (its latest version), from U.S. DOL OFLC disclosure data. Salaries are the offered wage, converted to a yearly figure. Certified LCAs are not visa approvals.
Worker positions by LCA filing purpose, summed across FY2021–FY2026 disclosure records.
Most active filing months: Jun and May — useful for timing transfer conversations.
Attestations from the employer's own LCA filings (Form ETA-9035), as disclosed by the U.S. DOL.
3 states · 5 cities
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