Amphenol vs Cisco: Founders, CEOs and History
Amphenol was founded in 1932 by Arthur J. Schmitt and is led by R. Adam Norwitt. Cisco was founded in 1984 by Leonard Bosack, Sandy Lerner and is led by Chuck Robbins.
Company facts
Founders
Amphenol
Arthur J. Schmitt
Amphenol was founded in Chicago in 1932 by an effective, pragmatic entrepreneur named Arthur J. Schmitt.
Cisco
Leonard Bosack
Cisco Systems possesses one of the most famous, romanticized, and ultimately contentious founding stories in the history of Silicon Valley. The company was founded in 1984 by a husband-and-wife team, Leonard Bosack and Sandy Lerner.
Sandy Lerner
Sandy Lerner co-founded Cisco Systems in December 1984 with her then-husband Leonard Bosack, driven by the practical need to connect Stanford University's incompatible computer networks.
CEOs and their tenures
Amphenol
- 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 - 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 - 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
Cisco
- John Morgridge1988–1995
Former CEO and Chairman
Morgridge was Cisco's first professional CEO, recruited in 1988 by Sequoia Capital investor Don Valentine to professionalize a company still run by its engineering founders.
Source - John Chambers1995–2015
Former Chairman and CEO
Chambers led Cisco for 20 years and transformed it through over 180 acquisitions into the dominant force in enterprise networking infrastructure.
Source - Chuck Robbins2015–present
Chairman and CEO
Robbins has led Cisco's fundamental shift from hardware networking products toward recurring software and subscription revenue. The 28 billion dollar Splunk acquisition in 2024 positioned Cisco as a leading security and observability platform vendor.
Source
Timeline: Amphenol and Cisco side by side
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.
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.
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.
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.
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.
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.
1957Amphenol
NYSE listing
Amphenol Electronics Corporation lists on the New York Stock Exchange, marking its transition to a major public industrial company.
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.
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.
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.
1984Cisco
Company Founded at Stanford University
Leonard Bosack and Sandy Lerner incorporate Cisco Systems in December 1984, commercializing multi-protocol router technology developed to connect Stanford's campus networks.
1986Cisco
First Commercial Router Shipped
Cisco ships its first commercial multi-protocol router, the AGS (Advanced Gateway Server), generating $1.5 million in first-year revenue as the internet begins its transition from research network to commercial infrastructure.
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.
1990Cisco
Initial Public Offering on NASDAQ
Cisco goes public at a valuation of approximately $224 million, raising capital that would fuel its aggressive acquisition strategy. The IPO also precipitated the departure of both founders.
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.
1995Cisco
John Chambers Becomes CEO
John Chambers takes over as CEO from John Morgridge, beginning a 20-year tenure that would see Cisco grow from $2 billion to over $47 billion in annual revenue through more than 180 acquisitions.
2000Cisco
Briefly Becomes World's Most Valuable Company
Cisco's market capitalization exceeds $500 billion in March 2000, briefly surpassing Microsoft and GE as the world's most valuable company before the dot-com crash erased over $400 billion in shareholder value.
2003Cisco
Acquisition of Linksys
Cisco acquires consumer networking company Linksys for $500 million, marking its entry into the home networking market and establishing a consumer brand that would later be divested to Belkin in 2013.
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.
2012Cisco
Meraki Acquisition Launches Cloud-Managed Networking
Cisco acquires cloud-managed networking startup Meraki for $1.2 billion, gaining the platform that would become central to its small-and-medium business strategy and its broader shift toward subscription-based management.
2015Cisco
Chuck Robbins Appointed CEO
Chuck Robbins succeeds John Chambers as CEO, inheriting a mandate to transform Cisco from a hardware company into a software-and-subscription platform business capable of competing in the cloud era.
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.
2017Cisco
AppDynamics Acquisition for $3.7 Billion
Cisco acquires application performance monitoring company AppDynamics for $3.7 billion just days before its planned IPO, signaling Cisco's strategic commitment to the observability and application intelligence market.
2020Cisco
Webex Usage Surges During COVID-19 Pandemic
Webex usage explodes to over 600 million meeting participants per month during the pandemic, temporarily positioning Cisco's collaboration platform as a critical piece of global remote work infrastructure.
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.
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.
2024Cisco
$28 Billion Splunk Acquisition Completed
Cisco completes its largest-ever acquisition, purchasing cybersecurity and observability company Splunk for $28 billion in cash, pushing subscription revenue past 51% of total sales and establishing Cisco as a major force in security operations.
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.
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.
2025Cisco
AI Infrastructure Orders Exceed $2 Billion
Cisco's AI infrastructure orders from hyperscale customers surpass $2 billion in FY2025, more than doubling management's original target and validating the company's investment in Silicon One-based networking platforms for GPU cluster interconnection.
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.
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.
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
Questions about Amphenol vs Cisco
Who is the CEO of Amphenol Corporation and Cisco Systems, Inc.?
Amphenol Corporation is led by R. Adam Norwitt and Cisco Systems, Inc. is led by Chuck Robbins. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.
When was Amphenol Corporation founded vs Cisco Systems, Inc.?
Amphenol Corporation was founded in 1932 — 52 years before Cisco Systems, Inc., which was founded in 1984. Amphenol Corporation's longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger Cisco Systems, Inc..
How many employees does Amphenol Corporation have compared to Cisco Systems, Inc.?
Amphenol Corporation employs approximately 170,000 people, while Cisco Systems, Inc. employs approximately 82,400. Amphenol Corporation has the larger workforce at 170,000 employees, compared to Cisco Systems, Inc.'s 82,400. 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 Cisco Systems, Inc. headquartered?
Both Amphenol Corporation and Cisco Systems, Inc. are headquartered in United States, meaning they operate under the same primary regulatory and tax environment.
Who founded Amphenol Corporation and Cisco Systems, Inc.?
Amphenol Corporation was founded by Arthur J. Schmitt. Cisco Systems, Inc. was founded by Leonard Bosack, Sandy Lerner.
Which company has a longer operating history — Amphenol Corporation or Cisco Systems, Inc.?
Amphenol Corporation has been operating for approximately 94 years, making it the more established of the two companies. Cisco Systems, Inc. has been in operation for around 42 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 Cisco overview