H-1B sponsorTXFEIN 76-0221046Updated Jul 2026

Chemtex Environmental Laboratory, Inc.

US H-1B Labor Condition Application activity for Chemtex Environmental Laboratory, Inc.. Filed 490 disclosures between FY2010 and FY2026 from worksites with a TX headquarters indicator.

Total filings

Outside top-N · FY2026

Certified

100.0%

unconditional · FY2026

Withdrawn

0.0%

withdrawn rate · FY2026

Denied

0.0%

rejection rate · FY2026

Summary

Chemtex Environmental Laboratory, Inc. is a Texas-based environmental laboratory and technology services employer. Since 2010, the company has filed 490 H-1B visa petitions with a strong 93.67% certification rate, 2.86% withdrawn, and 0.61% denied.

The company's H-1B hiring is dominated by technical and scientific roles. Computer Systems Analysts account for 224 filings (46% of total), followed by Biochemists and Biophysicists (100 filings), Chemists (59), Database Administrators (14), and Environmental Scientists (13). This mix reflects Chemtex's focus on laboratory informatics, data management, and scientific expertise.

Filing volume peaked in 2016 at 103 applications and has moderated in recent years, with 24 filings in both 2024 and 2025. The company maintains a consistent track record of successful certifications across its H-1B program history.

Chemtex Environmental Laboratory H-1B
H-1B sponsorship Texas
environmental laboratory H-1B visa
computer systems analyst H-1B
biochemist H-1B sponsorship

H-1B outcome breakdown

Share of Chemtex Environmental Laboratory, Inc.’s LCAs by DOL case status, all fiscal years. Use the year filter above for a single-year breakdown.

Outcome breakdown
Outcome	Share
Certified	93.7%
Cert-withdrawn	2.9%
Withdrawn	2.9%
Denied	0.6%

Certified93.7%

Cert-withdrawn2.9%

Withdrawn2.9%

Denied0.6%

Top occupations sponsored

SOC codes filed most by Chemtex Environmental Laboratory, Inc. across all fiscal years. Click any row to open the national salary guide.

#	SOC	Title	Filings
1	15-1211	Computer Systems Analysts	224
2	19-1021	Biochemists and Biophysicists	100
3	19-2031	Chemists	59
4	15-1242	Database Administrators	14
5	19-2041	Environmental Scientists and Specialists, Including Health	13
6	19-1012	Food Scientists and Technologists	12
7	13-1111	Management Analysts	10
8	13-1161	Market Research Analysts and Marketing Specialists	10
9	19-1022	Microbiologists	5
10	19-4021	Biological Technicians	5

Computer Systems Analysts

224

Biochemists and Biophysicists

100

Chemists

Database Administrators

Environmental Scientists and Specialists, Including Health

Food Scientists and Technologists

Management Analysts

Market Research Analysts and Marketing Specialists

Microbiologists

Biological Technicians

H-1B filings by fiscal year

Year-over-year H-1B filing volume — a hiring-demand signal, not headcount.

Year	Filings
FY2010	2
FY2011	17
FY2012	15
FY2013	13
FY2014	57
FY2015	90
FY2016	103
FY2017	49
FY2018	50
FY2019	45
FY2024	24
FY2025	24
FY2026	1

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Side-by-side view of KPIs, outcomes, top breakdowns and yearly trend.

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Understand the data

Definitions and methodology behind these H-1B figures.

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