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AT&T vs Oracle: Founders, CEOs and History

AT&T was founded in 1885 by Alexander Graham Bell, Gardiner Greene Hubbard, Thomas Sanders and is led by John Stankey. Oracle was founded in 1977 by Lawrence Joseph Ellison, Robert Nimrod Miner, Edward A. Oates and is led by Clay Magouyrk and Mike Sicilia.

Company facts

AT&T

Founded
1885
Headquarters
Dallas, Texas
Current CEO
John Stankey
Employees
133,030

Oracle

Founded
1977
Headquarters
Austin, Texas, United States
Current CEO
Clay Magouyrk and Mike Sicilia
Employees
141,000

Founders

AT&T

  • Alexander Graham Bell

    AT&T possesses the most influential founding mythology in the history of global communications. The company's origin is directly tied to the single most important invention of the 19th century: the telephone.

  • Gardiner Greene Hubbard

    Gardiner Greene Hubbard gave the early Bell enterprise its business spine. He helped finance Bell's experiments, organized the commercial structure around the telephone patents, served as the first president of the Bell Telephone Company, and pushed the invent…

  • Thomas Sanders

    Thomas Sanders helped turn the telephone from a laboratory promise into a fundable business opportunity. By backing Bell's experiments, he accepted the risk that voice transmission might remain a novelty or be crushed by stronger incumbents.

AT&T founders in full

Oracle

  • Lawrence Joseph Ellison

    Oracle possesses arguably the most aggressive, intensely competitive, and controversial founding story in the entire history of Silicon Valley, rooted entirely in a CIA contract and driven by arguably the most competitive billionaire in American business histo…

  • Robert Nimrod Miner

    Bob Miner co-founded Oracle and served as the central technical architect behind the company's early database products. While Ellison drove sales and strategy, Miner focused on making the software work for demanding customers.

  • Edward A. Oates

    Ed Oates co-founded Oracle in 1977 and played an important role in the company's early technical and product formation. He helped the young company take relational database concepts and present them in an usable, commercially credible way.

Oracle founders in full

CEOs and their tenures

AT&T

  1. Theodore N. Vail1885–1887

    President (CEO)

    Vail built his reputation running the US Railway Mail Service, becoming its general superintendent in 1876 and modernizing its logistics, before Bell Telephone recruited him in 1878 as general manager specifically because of that operational expertise.

    Source
  2. Edward Whitacre Jr.1990–2007

    CEO

    Whitacre earned an industrial-engineering degree from Texas Tech University in 1964 and joined Southwestern Bell that same year as a facility engineer in Lubbock, Texas, spending his entire four-decade career at the company and its successors.

    Source
  3. Randall L. Stephenson2007–2020

    CEO

    Stephenson earned an accounting degree from the University of Central Oklahoma and a master's in accountancy from the University of Oklahoma before joining Southwestern Bell in 1982, rising through finance roles including CFO before becoming AT&T's COO under W…

    Source
  4. John T. Stankey2020–present

    CEO

    Stankey earned a finance degree from Loyola Marymount University in 1985 and an MBA from UCLA in 1991, then spent his entire career at Pacific Bell, SBC, and AT&T, rising through operations and technology roles before running AT&T's entertainment group during…

    Source
AT&T CEO history in full

Oracle

  1. Larry Ellison1977–present

    Co-founder, Chairman and Chief Technology Officer

    As the legendary Founder and CTO, he maintains absolute, tyrannical control over the company's strategic direction, fiercely driving its massive pivot toward cloud computing and artificial intelligence.

    Source
  2. Safra Catz2014–2025

    Executive Vice Chair (CEO 2014-2025)

    Served as co-CEO from 2014 and sole CEO from 2019 until September 2025, when she became executive vice chair of the board.

    Source
  3. Hilary Maxson2021–present

    Chief Financial Officer

    She brings critical global financial expertise to the board's massive capital allocation strategies.

    Source
  4. Clay Magouyrk2025–present

    Co-Chief Executive Officer

    Previously president of Oracle Cloud Infrastructure, where he led the OCI build-out from its early engineering team. Named co-CEO on September 22, 2025 with responsibility tied to Oracle's AI infrastructure expansion.

    Source
  5. Mike Sicilia2025–present

    Co-Chief Executive Officer

    As Executive Vice President of Global Industries, he manages Oracle's massive push into highly specialized vertical software markets, particularly focusing on healthcare and telecommunications.

    Source
Oracle CEO history in full

Timeline: AT&T and Oracle side by side

  1. 1885AT&T

    AT&T Founded as the Bell System Long-Distance Arm

    American Telephone and Telegraph was incorporated in 1885 to build and operate long-distance telephone lines for the Bell system.

  2. 1913AT&T

    Kingsbury Commitment

    The Kingsbury Commitment settled a major antitrust threat. AT&T agreed to divest its Western Union holdings, connect independent telephone companies to its long-distance network and seek approval for further acquisitions.

  3. 1925AT&T

    Bell Telephone Laboratories Founded

    AT&T and Western Electric consolidated their research into Bell Telephone Laboratories in 1925.

  4. 1977Oracle

    Oracle Founded

    Larry Ellison, Bob Miner, and Ed Oates founded the company that became Oracle.

  5. 1984AT&T

    Bell System Breakup Takes Effect

    Divestiture took effect on January 1, 1984 under the 1982 consent decree. AT&T gave up the local exchange operations that had produced most of its revenue, which became seven regional Bell operating companies, and kept long distance, Western Electric and Bell…

  6. 1986Oracle

    Oracle IPO

    Oracle went public on the Nasdaq in March 1986.

  7. 1994Oracle

    Acquired Rdb

    Oracle acquired Rdb in 1994.

  8. 2005AT&T

    SBC Acquires AT&T Corporation and Takes the Name

    SBC Communications, one of the regional companies created by the 1984 breakup, acquired AT&T Corporation in 2005 for about $16 billion and adopted the AT&T name.

  9. 2005Oracle

    Acquired PeopleSoft

    Oracle acquired PeopleSoft for $10.3 billion. Oracle acquired PeopleSoft to significantly expand its enterprise applications portfolio and compete more directly with SAP.

  10. 2007AT&T

    Exclusive US iPhone Launch Carrier

    AT&T, then operating wireless under the Cingular brand, was the exclusive U.S. carrier for Apple's first iPhone in 2007.

  11. 2008Oracle

    Acquired BEA Systems

    Oracle acquired BEA Systems for $8.5 billion. Oracle acquired BEA Systems to strengthen middleware, application server, and enterprise integration capabilities.

  12. 2010Oracle

    Sun Microsystems Acquisition

    Oracle acquired Sun Microsystems, adding Java, Solaris, and hardware assets.

  13. 2014Oracle

    Ellison Steps Down as CEO

    Larry Ellison stepped down as chief executive in September 2014, and Mark Hurd and Safra Catz became co-CEOs.

  14. 2015AT&T

    DirecTV Acquisition Completed

    AT&T completed the DirecTV purchase on July 24, 2015 for $48.5 billion, about $67 billion including assumed debt, betting that satellite video would reinforce telecom relationships.

  15. 2016Oracle

    Acquired NetSuite

    Oracle acquired NetSuite for $9.3 billion. Oracle acquired NetSuite to strengthen its cloud-native ERP portfolio and reach mid-sized companies that were not ideal buyers for Oracle's traditional enterprise applications.

  16. 2018AT&T

    Time Warner Acquisition Completed

    AT&T completed the $85.4 billion Time Warner purchase on June 14, 2018, two days after a federal judge rejected the Justice Department challenge. The deal brought HBO, Warner Bros.

  17. 2020AT&T

    John T. Stankey Becomes CEO

    John T. Stankey became chief executive on July 1, 2020, inheriting high debt, a media portfolio under pressure and a shifting broadband market.

  18. 2022AT&T

    WarnerMedia Separated and Merged with Discovery

    AT&T separated WarnerMedia in April 2022 and combined it with Discovery to create Warner Bros. Discovery, receiving cash and debt relief of about $40.4 billion.

  19. 2022Oracle

    Cerner Acquisition Completed

    Oracle completed the Cerner acquisition and expanded into healthcare data systems.

  20. 2023AT&T

    $14 Billion Open RAN Contract with Ericsson

    In December 2023 AT&T committed roughly $14 billion over five years to Ericsson to deploy commercial-scale open radio access network equipment, with a target of carrying 70% of its wireless traffic on open-capable platforms by late 2026.

  21. 2025AT&T

    DIRECTV Exit Completed

    AT&T closed the sale of its entire remaining 70% DIRECTV stake to TPG on July 2, 2025, recording a $5.6 billion gain.

  22. 2025AT&T

    Fiber Network Passes 30 Million Locations

    AT&T said in October 2025 that its fiber network had passed more than 30 million consumer and business locations, ahead of its own schedule, and finished the year at 32.0 million.

  23. 2025Oracle

    Clay Magouyrk and Mike Sicilia Named CEOs

    Oracle promoted Clay Magouyrk and Mike Sicilia to Chief Executive Officers; Safra Catz became Executive Vice Chair.

  24. 2026AT&T

    Lumen Fiber and EchoStar Spectrum Deals Close

    AT&T completed two large network purchases in 2026. In February it closed the $5.75 billion acquisition of Lumen's mass markets fiber business, adding more than 1 million subscribers and more than 4 million fiber locations in eleven states.

  25. 2026Oracle

    $67.357B FY2026 Revenue

    Oracle reported record FY2026 total revenue of $67.357 billion.

  26. 2026Oracle

    Q1 FY2027: $664B RPO

    Oracle reported Q1 FY2027 revenue of $19.3B and RPO of $664B, and completed a $20B at-the-market common stock sale.

Acquisitions

AT&T

  • Lumen Mass Markets Fiber Business2026$5.8B
  • Time Warner2018$85.4B
  • DirecTV2015$48.5B
  • BellSouth2006$86B
  • AT&T Corporation2005$16B
All AT&T acquisitions

Oracle

  • Cerner2022$28.3B
  • NetSuite2016$9.3B
  • Sun Microsystems2010$7.4B
  • BEA Systems2008$8.5B
  • Hyperion Solutions2007$3.3B
  • Siebel Systems2006$5.8B
All Oracle acquisitions

Questions about AT&T vs Oracle

Who is the CEO of AT&T Inc. and Oracle Corporation?

AT&T Inc. is led by John Stankey and Oracle Corporation is led by Clay Magouyrk and Mike Sicilia. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.

When was AT&T Inc. founded vs Oracle Corporation?

AT&T Inc. was founded in 1885 — 92 years before Oracle Corporation, which was founded in 1977. AT&T Inc.'s longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger Oracle Corporation.

How many employees does AT&T Inc. have compared to Oracle Corporation?

AT&T Inc. employs approximately 133,030 people, while Oracle Corporation employs approximately 141,000. Oracle Corporation has the larger workforce at 141,000 employees, compared to AT&T Inc.'s 133,030. A higher headcount does not necessarily imply greater efficiency — it often reflects differences in business model (e.g., manufacturing vs. software).

Where are AT&T Inc. and Oracle Corporation headquartered?

Both AT&T Inc. and Oracle Corporation are headquartered in United States, meaning they operate under the same primary regulatory and tax environment.

Who founded AT&T Inc. and Oracle Corporation?

AT&T Inc. was founded by Alexander Graham Bell, Gardiner Greene Hubbard, Thomas Sanders. Oracle Corporation was founded by Lawrence Joseph Ellison, Robert Nimrod Miner, Edward A. Oates.

Which company has a longer operating history — AT&T Inc. or Oracle Corporation?

AT&T Inc. has been operating for approximately 141 years, making it the more established of the two companies. Oracle Corporation has been in operation for around 49 years. A longer operating history often signals greater institutional resilience and brand recognition, though it can also mean slower adaptation to new market conditions.

Figures come from each company's filings and the sources linked beside them. Amounts reported in another currency are shown in US dollars at an approximate rate and marked with ~. Back to the AT&T vs Oracle overview

Content is for informational purposes only. Not financial advice. Data sourced from SEC filings, annual reports, and public records. See our full disclaimer and methodology.