Question 1

Does Koppers Inc. sponsor H-1B visas?

Accepted Answer

Yes. Koppers Inc. has filed 15 H-1B Labor Condition Applications (LCAs) with the Department of Labor, covering 15 total positions across 4 states. The median salary for Koppers Inc.'s sponsored positions is $101,358.

Question 2

What H-1B salary does Koppers Inc. pay?

Accepted Answer

Koppers Inc. pays a median H-1B salary of $101,358 for sponsored positions. Employers are required to pay H-1B workers at least the prevailing wage set by the DOL for the occupation and area. The wage level distribution on this page shows how Koppers Inc.'s positions break down across entry-level (Level I) through expert (Level IV) roles.

Question 3

Does Koppers Inc. also sponsor green cards?

Accepted Answer

Yes. Koppers Inc. has filed 3 PERM labor certification applications for employer-sponsored green cards, with a 100% approval rate. See the Green Cards tab for full PERM filing details.

Question 4

What do the H-1B wage levels mean?

Accepted Answer

The DOL assigns prevailing wages at four levels based on the complexity of the job and experience required. Level I (Entry) is set at the 17th percentile of wages for the occupation and area. Level II (Qualified) is at the 34th percentile. Level III (Experienced) is at the 50th percentile (median). Level IV (Expert) is at the 67th percentile. Higher wage levels indicate more senior positions and are viewed more favorably in H-1B petition adjudication.

Question 5

Is Koppers Inc. an H-1B dependent employer?

Accepted Answer

No, Koppers Inc. is not classified as an H-1B dependent employer. An employer is considered H-1B dependent when 15% or more of its workforce holds H-1B visas.

Year	Filings	Certified
2026	3	3
2025	3	3
2024	2	2
2023	1	1
2021	2	2
2020	1	1
2019	1	1
2018	2	2

Job Title	Salary	Location	Filed	Status
R&D Engineer I-200-26112-822488	$113,485	Peachtree City, GA	Apr 22, 2026	Certified
Process Engineer I-200-26104-792964	$103,043	Rock Hill, SC	Apr 14, 2026	Certified
R&D Engineer I-200-26092-751621	$107,016	Peachtree City, GA	Apr 2, 2026	Certified
Corporate Project Engineer I-200-25122-930859	$101,358	Pittsburgh, PA	May 2, 2025	Certified
Compensation and Benefits Administrator I-200-25118-911429	$55,349	Pittsburgh, PA	Apr 28, 2025	Certified
Purchasing Analyst I-200-25118-911395	$71,136	Pittsburgh, PA	Apr 28, 2025	Certified
Enterprise Applications Manager I-200-24242-303365	$138,907	Pittsburgh, PA	Aug 29, 2024	Certified
Enterprise Applications Manager I-200-24241-299914	$138,907	Pittsburgh, PA	Aug 28, 2024	Certified
Process Engineer I-200-23304-467537	$126,152	Cicero, IL	Oct 31, 2023	Certified
Global Dynamics NAV Systems Manager I-200-21193-456815	$115,141	Pittsburgh, PA	Jul 12, 2021	Certified
Process Engineer I-200-21120-275792	$94,000	Rockhill, SC	Apr 30, 2021	Certified
Process Engineer I-200-20344-944412	$78,374	Cicero, IL	Dec 9, 2020	Certified
PSM ENGINEER I-200-19253-517855	$76,627	Cicero, IL	Sep 12, 2019	Certified
GLOBAL DYNAMICS NAV SYSTEMS MANAGER I-200-18290-627300	$93,642	PITTSBURGH, PA	Oct 18, 2018	Certified
GLOBAL DYNAMICS NAV SYSTEMS MANAGER I-200-18291-865368	$93,642	PITTSBURGH, PA	Oct 18, 2018	Certified

Koppers Inc. — H-1B Visa Sponsorship Data

Koppers Inc. LCA & H1B Filings

Certified Filings by Quarter

All LCA Filings

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