UNITED AIR LINES, INC. is a South Dakota corporation, registered on June 13, 1985. It is based at 2711 CENTERVILLE RD, WILMINGTON, DE, 19808-1660. The company has since been marked inactive on the South Dakota register, is registered under company number FB010272 and carries EIN 362675206. Public records for the company include 1 SoS registration, 1 UCC lien, 1 permit, 1 license, 4 federal contracts, 2 USDOT records and 12 Form 5500 filings. Every fact here is republished from an official public register and traces back to a primary source document.
| Legal entity name | UNITED AIR LINES, INC. |
|---|---|
| Principal address | 2711 CENTERVILLE RDWILMINGTON19808-1660DEUnited States1200 ALGONQUIN RD, ELK GROVE VILLAGE, IL, 60007 |
| Registration state | South Dakota |
| Status | Inactive |
| Formed in | Delaware (foreign registration) |
| Home company | UNITED AIR LINES, INC. |
| Registered | 13 June 1985 (about 41 years ago) |
| Shareholders | STEPHEN T STEERS, owner |
| Entity type | Corporation |
| Standing | not compliant |
| Company number | FB010272 |
|---|
| EIN | 362675206 |
|---|
| Employees (modeled) | ≈22,400 employees2011 |
|---|
| USDOT carrier | USDOT 177622 · 1 power unit · 1 driver · Interstate |
|---|
| Registered agent | THE PRENTICE-HALL CORPORATION SYSTEM, INC |
|---|
| Source registry | South Dakota Secretary of State · updated 15 June 2026 |
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| Public records | 1 SoS registration · 1 UCC lien on file |
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| Est. revenue (modeled) | $17.9B2011 |
|---|---|
| Federal contracts | $84.5M · 656 awards |
| Total obligated | $84.5M |
|---|---|
| Awards | 656 |
| Top agency | Department of Defense |
| Action date | Agency | Obligated | |
|---|---|---|---|
| 2025-03-28 | Department of Defense | $-2500 | |
| 2019-05-15 | Department of Defense | $154K | |
| 2019-04-30 | Department of Defense | $0 | |
| 2019-03-27 | Department of Defense | $6K | |
| 2019-02-26 | Department of Defense | $17.3M | |
| 2018-09-12 | Department of Defense | $0 | |
| 2018-07-11 | Department of Defense | $98K | |
| 2018-07-11 | Department of Defense | $3.3M | |
| 2018-07-11 | Department of Defense | $759K | |
| 2018-04-26 | Department of Defense | $0 | |
| State | Business name | Filed | Registered agent | Officers | Status | |
|---|---|---|---|---|---|---|
| South DakotaTHIS | UNITED AIR LINES, INC. | 1985-06-13 | THE PRENTICE-HALL CORPORATION SYSTEM, INC | — | Inactive | |
Filing ID FB010272 Jurisdiction Foreign · CorporationFormed in Delaware Principal address 2711 CENTERVILLE RD, WILMINGTON, DE, 19808-1660 Registered agent THE PRENTICE-HALL CORPORATION SYSTEM, INC503 SOUTH PIERRE STREET, PIERRE, SD, 57501-4522 Officers Not reported | ||||||
| Delaware | UNITED AIR LINES, INC. | 1968-12-30 | CORPORATION SERVICE COMPANY | — | Unknown | |
| Delaware | UNITED AIR LINES, INC. | 1934-12-28 | INACTIVE AGENT ACCOUNT | — | Unknown | |
| Delaware | UNITED AIR LINES, INC. | 1931-03-28 | CORPORATION SERVICE COMPANY | — | Unknown | |
Companies and people linked to UNITED AIR LINES, INC. in the state registers through shared officers, a shared registered agent, shared filing contacts or a shared address. Service companies file for many unrelated businesses — a shared agent, address or contact alone does not prove affiliation.
company person group former role
| State | Permit | Issued | Type | Location | Status | |
|---|---|---|---|---|---|---|
| North Carolina | AC0005 - 995 | — | — | 2700 West Terminal Blvd, (RDU), Morrisville, 27560 | Cancelled | |
| State | License / ID | Type | Issued | Status | |
|---|---|---|---|---|---|
| California | — | — | 1995-07-17 | Unknown | |
| Illinois | 177622 | Interstate carrier | — | Inactive | |
| Illinois | 177622 | Carrier authority (USDOT) | — | Inactive | |
Employee-benefit plan filings by UNITED AIR LINES, INC. with the Department of Labor. Employee and revenue figures are modeled estimates derived from retirement-plan participant counts and industry ratios — not official headcount or reported revenue.
| Employees (modeled) | ≈22,400 · plan year 2011 |
|---|---|
| Est. annual revenue (modeled) | $17.9B |
| Retirement plan assets | $12.1B |
| Benefit plans | 401(k) plan on file · plan terminated |
| Filing history | 13 plan years filed, 1999–2011 |
| Sponsor EIN | 36-2675206 |
| Plan year | Employees (est.) | Participants | Plan assets | Revenue (est.) | 401(k) | |
|---|---|---|---|---|---|---|
| 2011 | ≈22,400 | 81,349 (20,157 active) | $12.1B | $17.9B | 401(k) | |
| 2010 | ≈53,000 | 82,537 (47,695 active) | $12.1B | $26.5B | 401(k) | |
| 2009 | ≈53,900 | 85,536 (48,520 active) | $10.8B | $26.6B | 401(k) | |
| 2008 | ≈56,800 | 89,116 (51,134 active) | $9.2B | $29B | 401(k) | |
| 2007 | ≈61,000 | 89,095 (54,929 active) | $12.8B | $26.3B | 401(k) | |
| 2006 | ≈86,600 | 90,734 (77,979 active) | $6.9B | $30.8B | 401(k) | |
| 2005 | ≈62,900 | 97,059 (56,601 active) | $9.1B | $28.2B | 401(k) | |
| 2004 | ≈69,600 | 99,688 (62,608 active) | $23.9B | $23.4B | 401(k) | |
| 2003 | ≈69,700 | 111,247 (62,763 active) | $23B | $23.6B | 401(k) | |
| 2002 | ≈117,000 | 101,984 (104,942 active) | $18.6B | $34.3B | 401(k) | |
Matched Form 5500 filing records:
| Plan | Plan year | Participants | EIN | |
|---|---|---|---|---|
| UNITED AIRLINES FLIGHT ATTENDANT 401(K) PLAN | — | — | — | |
| UNITED AIRLINES MANAGEMENT AND ADMINISTRATIVE 401(K) PLAN | — | — | — | |
| UNITED AIRLINES GROUND EMPLOYEE 401(K) PLAN | — | — | — | |
| UNITED AIRLINES PILOT DIRECTED ACCOUNT PLAN | — | — | — | |
| UNITED AIRLINES FLIGHT ATTENDANT 401(K) PLAN | — | — | — | |
| UNITED AIRLINES PILOT DIRECTED ACCOUNT PLAN | — | — | — | |
| UNITED AIRLINES GROUND EMPLOYEE 401(K) PLAN | — | — | — | |
| UNITED AIRLINES MANAGEMENT AND ADMINISTRATIVE 401(K) PLAN | — | — | — | |
| UNITED AIRLINES GROUND EMPLOYEE 401(K) PLAN | — | — | — | |
| UNITED AIRLINES MANAGEMENT AND ADMINISTRATIVE 401(K) PLAN | — | — | — | |
Federal court records load when you reach this section.
Companies adjacent to UNITED AIR LINES, INC. in the South Dakota Secretary of State register, in alphabetical order.
12 companies are registered at 2711 CENTERVILLE RD, WILMINGTON — shared registered-office and agent addresses are common; a shared address alone does not link businesses.
Netstate aggregates public records from federal, state and municipal sources; records are matched to this company by its registered legal names. Latest source snapshot 2026-06-10. Document getpalm-companies/0962-6176-3639.