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Amphenol vs AT&T: Founders, CEOs and History

Amphenol was founded in 1932 by Arthur J. Schmitt and is led by R. Adam Norwitt. AT&T was founded in 1885 by Alexander Graham Bell, Gardiner Greene Hubbard, Thomas Sanders and is led by John Stankey.

Company facts

Amphenol

Founded
1932
Headquarters
Wallingford, Connecticut
Current CEO
R. Adam Norwitt
Employees
170,000

AT&T

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

Founders

Amphenol

  • Arthur J. Schmitt

    Amphenol was founded in Chicago in 1932 by an effective, pragmatic entrepreneur named Arthur J. Schmitt.

Amphenol founders in full

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

CEOs and their tenures

Amphenol

  1. Arthur J. Schmitt1932–1964

    Founder and Chief Executive Officer

    Arthur J. Schmitt founded American Phenolic Corporation in Chicago in 1932 and led it as chief executive until 1964.

    Source
  2. Martin H. Loeffler1996–2008

    Former Chief Executive Officer and Chairman

    Martin H. Loeffler was Amphenol's chief executive from 1996 to 2008, president from 1987 to 2006 and chairman of the board from 1997 until he retired from the board at the May 2026 annual meeting.

    Source
  3. R. Adam Norwitt2009–present

    Chairman, President and Chief Executive Officer

    R. Adam Norwitt has been Amphenol's chief executive since January 1, 2009 and added the role of chairman of the board in 2026. Net sales grew from $2.82 billion in 2009 to $23.09 billion in fiscal 2025 and the GAAP operating margin reached a record 25.4%.

    Source
Amphenol CEO history in full

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

Timeline: Amphenol and AT&T 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. 1932Amphenol

    Arthur J. Schmitt founds American Phenolic Corporation

    Arthur J. Schmitt incorporates American Phenolic Corporation in Chicago with a patented molded phenolic radio tube socket, establishing the company's foundation in electronic component manufacturing.

  5. 1936Amphenol

    Introduction of industry-standard 75 series microphone connector and lock-in socket

    Amphenol introduces the 75 series uniform microphone connector and a lock-in socket for radio tubes, both becoming industry standards and attracting RCA as a major customer ordering 10,000 sockets daily.

  6. 1942Amphenol

    Primary supplier of AN connectors for WWII Allied forces

    Amphenol becomes a critical defense supplier, with its 5015 AN circular connectors becoming standard equipment on military aircraft and communications gear; A-N connector shipments increase 13,572% from January 1941 to March 1943.

  7. 1942Amphenol

    Official name change to Amphenol Electronics Corporation

    The company officially changes its name from American Phenolic Corporation to Amphenol Electronics Corporation, formalizing the shorthand name customers had used for years.

  8. 1945Amphenol

    Initial public offering

    Amphenol raises $1.5 million from convertible debentures and sells 345,000 shares at $10 per share, giving the company a $4 million market capitalization and providing capital for post-war diversification.

  9. 1951Amphenol

    Amphenol engineers develop the BNC connector

    Amphenol engineers Paul Neill and Carl Concelman develop the bayonet coupled BNC coaxial connector, which becomes a standard interface in radio frequency and test equipment applications.

  10. 1957Amphenol

    NYSE listing

    Amphenol Electronics Corporation lists on the New York Stock Exchange, marking its transition to a major public industrial company.

  11. 1958Amphenol

    Merger with George W. Borg Corporation

    Amphenol completes its largest transaction to date, merging with the George W. Borg Corporation, a maker of automobile clocks, electronic instruments and deep pile fabrics, and is renamed Amphenol-Borg Electronics Corporation.

  12. 1967Amphenol

    Acquisition by Bunker-Ramo Corporation

    Bunker-Ramo Corporation acquires Amphenol, which begins operating as a subsidiary and passes through successive corporate owners for the next 24 years.

  13. 1981Amphenol

    Allied Corporation buys Bunker-Ramo for $358 million

    Allied Corporation acquires Bunker-Ramo for $358 million, including the Amphenol division, making Amphenol part of a larger industrial conglomerate.

  14. 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…

  15. 1987Amphenol

    LPL Investment leveraged buyout for $430 million

    LPL Investment buys Amphenol from Allied in a leveraged buyout valued at $430 million in cash, and the decentralized management style that defines the modern company takes hold. Martin H. Loeffler becomes president in the same year.

  16. 1991Amphenol

    Second IPO on NYSE under ticker APH

    Amphenol returns to public markets with a second initial public offering on the New York Stock Exchange under ticker APH, beginning the modern era of sustained growth and shareholder returns.

  17. 2005Amphenol

    Acquisition of Teradyne connector business for $390 million

    Amphenol acquires Teradyne's connection systems business for $390 million in October 2005, expanding its presence in high speed data and backplane connectors for the growing IT datacom market.

  18. 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.

  19. 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.

  20. 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.

  21. 2016Amphenol

    Acquisition of FCI Asia for $1.275 billion

    Amphenol acquires FCI Asia from affiliates of Bain Capital for $1.275 billion in January 2016, strengthening its global connector footprint and adding high speed backplane and board-to-board capability.

  22. 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.

  23. 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.

  24. 2021Amphenol

    Acquisition of MTS Systems Corporation for $1.7 billion

    Amphenol acquires MTS Systems for $1.7 billion in April 2021, adding advanced sensor capability that deepens its position in industrial and automotive sensing.

  25. 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.

  26. 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.

  27. 2024Amphenol

    Acquisition of Carlisle Interconnect Technologies for about $2.0 billion

    Amphenol completes the purchase of Carlisle Interconnect Technologies from Carlisle Companies in May 2024 for about $2.0 billion, expanding aerospace, defense and medical harsh environment interconnect capability.

  28. 2025Amphenol

    Completion of the $2.1 billion CommScope outdoor wireless and DAS purchase

    Amphenol completes the acquisition of CommScope's Outdoor Wireless Networks and Distributed Antenna Systems businesses, including Andrew, for $2.1 billion in cash. The businesses had about $1.2 billion of 2024 sales.

  29. 2025Amphenol

    Record fiscal 2025 revenue of $23.09 billion, up 52%

    Amphenol reports record full year 2025 net sales of $23.09 billion, up 52% year over year and 38% organically, with a 25.4% GAAP operating margin, $4.4 billion of free cash flow and Communications Solutions sales up 91% to about $12.1 billion.

  30. 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.

  31. 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.

  32. 2026Amphenol

    Completion of the $10.5 billion CommScope CCS acquisition

    Amphenol closes its largest acquisition, buying CommScope's Connectivity and Cable Solutions business for $10.5 billion on January 12, 2026. Amphenol also acquired the CommScope name and expects the business to generate about $4.1 billion of sales in 2026.

  33. 2026Amphenol

    Norwitt named chairman as Loeffler retires from the board

    Amphenol announces on February 4, 2026 that chief executive R. Adam Norwitt will also become chairman of the board at the May 2026 annual meeting, as Martin H. Loeffler retires from the board after more than five decades with the company.

  34. 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.

Acquisitions

Amphenol

  • CommScope Connectivity and Cable Solutions (CCS)2026$10.5B
  • CommScope Outdoor Wireless Networks and Distributed Antenna Systems businesses (Andrew)2025$2.1B
  • Rochester Sensors2025Undisclosed
  • Trexon2025$1B
  • Carlisle Interconnect Technologies (CIT)2024$2B
All Amphenol 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

Questions about Amphenol vs AT&T

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

Amphenol Corporation is led by R. Adam Norwitt and AT&T Inc. is led by John Stankey. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.

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

AT&T Inc. was founded in 1885 — 47 years before Amphenol Corporation, which was founded in 1932. AT&T Inc.'s longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger Amphenol Corporation.

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

Amphenol Corporation employs approximately 170,000 people, while AT&T Inc. employs approximately 133,030. Amphenol Corporation has the larger workforce at 170,000 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 Amphenol Corporation and AT&T Inc. headquartered?

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

Who founded Amphenol Corporation and AT&T Inc.?

Amphenol Corporation was founded by Arthur J. Schmitt. AT&T Inc. was founded by Alexander Graham Bell, Gardiner Greene Hubbard, Thomas Sanders.

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

AT&T Inc. has been operating for approximately 141 years, making it the more established of the two companies. Amphenol Corporation has been in operation for around 94 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 Amphenol vs AT&T 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.