William N Siebert

Immigration Lawyer at William Newell Siebert, PC

  • Recent Case: 28
  • Success Rate: 100%

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Contact Information


  • 312-329-0646
  • wns@siebert-immigrationlaw.com, wnsiebert@gmail.com, wns@siebert-immigrationlaw.coim
  • 307 N Michigan Ave Suite 924, Chicago , IL 60601

About William N Siebert


During the past three years, William N Siebert has filed 22 labor condition applications for H-1B visas, all have been approved , and 6 labor petitions for employment based green cards, all have been certified(approved). The overall case success rate is 100%.

Statistics of Labor Petitions for H-1B Visa & Employment Based Green Card(PERM)


LCA For H-1B Visa
  • Applications Filed: 22
  • Case Denied: 0
LC for Green Card(PERM)
  • Applications Filed: 6
  • Cased Denied: 0

Labor Petitions (LC) for Green Card (PERM) Applications


William N Siebert has assisted clients in filing labor petitions for Green Card (PERM) applications. Below are key statistics:

Top Beneficiary Visas

TN, H-1B, F-1

Top Job Titles

Veterinarian, Bookkeeper, Physician, Front Desk Clerk, Chef

Top O*NET Titles

Veterinarian, Physician, Bookkeeper, Hotel Front Desk Clerk, Chef

Top Locations

Chicago, IL, Fayetteville, AR, Arlington, TX, Louisville, KY

Labor Condition Applications(LCA) for H-1B Visa


William N Siebert has filed labor condition applications for H-1B visas for a wide variety of positions and locations. Below are the top statistics:

Top Beneficiary Visas

H-1B

Top Job Titles

Physician, Dentist, Databaseadministrator

Top O*NET Titles

General Internal Medicine Physicians, Neurologists, Dentists, General, Anesthesiologists, Physicians, Pathologists, Hospitalists, Obstetricians and Gynecologists, Internists, General, Database Administrators

Top Locations

Camden, NJ, North Miami Beach, FL, Chicago, IL, Dover, DE, Tucson, AZ, Arlington, TX, Cleveland, OH, Fort Lauderdale, FL, St. Lucie, FL, Carbondale, IL

Practice Areas


  • Workplace Compliance and Audits: Guides employers in complying with immigration laws.
  • Deportation Defense: Represents clients in removal proceedings and assists with applications for relief such as asylum, cancellation of removal, or adjustment of status.
  • Family Immigration: Helps families reunite through petitions for spouses, children, parents, and fiancés.
  • Green Card Applications: Helps clients obtain lawful permanent residency.

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