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Z4 Corporation

Employer · Guam, United States

Employer address
Guam, United States
Applications on record
23
FY2025 applications
0
FY2026 to 30 June
0
Programmes
LCA · PERM
Median offered wage
$41,600
Most common occupation
Civil Engineers
Year by year
Data as at 30 Jun 2026
VE<USAZ4<CORPORATION<<<<<<<<<<<<<<<<<<<<<<<<
GU235<FY20102<FY2026Q32<<<<<<<<<<<<<<<<<<<<0

Applications year by year

Z4 Corporation appears in 23 applications filed with the U.S. Department of Labor between fiscal 2010 and fiscal 2026 (to 30 June).

Applications by fiscal year — Z4 Corporation

47FY2010FY2012FY2014FY2016FY2018FY2020FY2022FY2024FY2026*
47FY2010FY2013FY2016FY2019FY2022FY2025FY2026*
Data table
FY20107
FY20111
FY20124
FY20133
FY20142
FY20154
FY20162
FY20170
FY20180
FY20190
FY20200
FY20210
FY20220
FY20230
FY20240
FY20250
FY2026*0
Fiscal yearLCAPERM
FY2026*00
FY202500
FY202400
FY202300
FY202200
FY202100
FY202000
FY201900
FY201800
FY201700
FY201620
FY201531
FY201402
FY201321
FY201231
FY201110
FY201070
Source: U.S. Department of Labor, Office of Foreign Labor Certification — disclosure data FY2008–FY2026 Q3Data as at 30 Jun 2026

Where the jobs are

Worksite of each application as filed (first worksite where several are listed).

Z4 Corporation: applications by worksite state

23+23+23+23+23+
23+23+23+23+23+
Data table
StateApplications
GU23
Worksite states
  1. Guam23
Worksite cities
  1. Tamuning, GU23
Source: U.S. Department of Labor, Office of Foreign Labor Certification — disclosure data FY2008–FY2026 Q3Data as at 30 Jun 2026

What they hire for and pay

Occupations, job titles and offered wages as stated on the applications.

Occupations (SOC 2018)
  1. Civil Engineers14
  2. Electrical Engineers6
  3. Carpenters2
  4. Cement Masons and Concrete Finishers1
Job titles on labor condition applications
  1. Project Civil Engineer8
  2. Project Engineer7
  3. Project Electrical Engineer2
  4. Civil Engineer1

Offered annual wage, all years, 10th to 90th percentile

Median $41,600; middle half $38,085 to $41,600 · median prevailing wage $38,085 (marker) · 10 applications.

$20k$30k$40k$50k$60k
$20k$30k$40k$50k$60k
Source: U.S. Department of Labor, Office of Foreign Labor Certification — disclosure data FY2008–FY2026 Q3Data as at 30 Jun 2026

H-1B petitions decided by USCIS

Approvals and denials of Form I-129 petitions, by USCIS fiscal year. Linked by employer name, state and the last four digits of the tax ID.

Approved H-1B petitions (initial + continuing)

24FY2010FY2012FY2013FY2016
24FY2010FY2012FY2013FY2016
Data table
FY20102
FY20120
FY20134
FY20161
Fiscal yearInitial approvalsInitial denialsContinuing approvalsContinuing denials
FY20160010
FY20130040
FY20120100
FY20102000
Source: U.S. Citizenship and Immigration Services — H-1B Employer Data Hub (FY2009–FY2023)Data as at 30 Jun 2026

Law firms on the filings

Firms named as the employer's representative (firm names only).

Applications by law firm
  1. Dooley Roberts & Fowler LLP1
Source: U.S. Department of Labor, Office of Foreign Labor Certification — disclosure data FY2008–FY2026 Q3Data as at 30 Jun 2026

Among employers in Guam

Z4 Corporation has 23 work visa applications on record (FY2010–FY2026), ranking #67 of 297 sponsoring employers in Guam and #39,730 of 168,030 in the United States; that is 0.27% of the applications filed by employers based in Guam.

Rank in Guam
67 of 297
Rank in the United States
39,730 of 168,030
Share of Guam's applications
0.27%
Employers in the same industry group (NAICS 236) in Guam
86
Largest sponsoring employers in Guam
  1. Core Tech International Corporation917
  2. Core Tech Construction Corporation536
  3. Core Tech International299
  4. Ernst & Young LLP261
  5. Black Construction Corporation221
  6. Bme & Son's, Inc.177
  7. Guam Healthcare Development, Inc.176
  8. University of Guam155
  9. Deloitte & Touche LLP153
  10. Inland Builders Corporation143
Source: U.S. Department of Labor, Office of Foreign Labor Certification — disclosure data FY2008–FY2026 Q3Data as at 30 Jun 2026

Official data, not advice. Visa Atlas publishes figures from government registers and statistics. It does not assess eligibility or give immigration advice; for advice, consult a regulated adviser. Read more