Cisco vs Twilio: Founders, CEOs and History
Cisco was founded in 1984 by Leonard Bosack, Sandy Lerner and is led by Chuck Robbins. Twilio was founded in 2008 by Jeff Lawson, John Wolthuis, Evan Cooke and is led by Khozema Shipchandler.
Company facts
Founders
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.
Twilio
Jeff Lawson
Jeff Lawson co-founded Twilio in 2008 and was CEO until January 2024, leading it through its 2016 IPO and the SendGrid and Segment acquisitions. He wrote Ask Your Developer (2021) about developer-led software.
John Wolthuis
John Wolthuis co-founded Twilio in 2008. He architected the initial telephony backend that allowed developers to send text messages and make phone calls using a simple web API.
Evan Cooke
Evan Cooke co-founded Twilio and served as its first CTO. He was instrumental in designing the company's highly reliable cloud architecture, ensuring the API could scale to handle massive, instantaneous spikes in SMS traffic (such as during Uber surges or Airb…
CEOs and their tenures
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
Twilio
- Jeff Lawson2008–2024
Co-founder and CEO
As the long-time CEO, he aggressively scaled the company into a $60 billion behemoth before intense pressure from activist investors forced him to resign in 2024 following growth stagnation.
Source - Aidan Viggiano2023–present
Chief Financial Officer
As CFO, she strictly enforces the new profitability mandates, cutting massive amounts of real estate and software expenses across the enterprise.
Source - Khozema Shipchandler2024–present
Chief Executive Officer
Taking over as CEO in 2024, he shifted the company's focus away from unprofitable hyper-growth toward heavily optimizing the highly lucrative core communications platform.
Source
Timeline: Cisco and Twilio side by side
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.
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.
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.
2008Twilio
Company Founded
Jeff Lawson, Evan Cooke, and John Wolthuis founded Twilio and launched its first voice API for developers.
2010Twilio
SMS API Launched
Twilio added programmable SMS, which became its largest product line.
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.
2015Twilio
Authy Acquired
Twilio acquired the two-factor authentication company Authy in 2015.
2016Twilio
NYSE IPO
Twilio listed on the NYSE under the ticker TWLO in June 2016, pricing shares at $15.
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.
2019Twilio
SendGrid Acquisition
Twilio completed its all-stock acquisition of email platform SendGrid, announced at about $2 billion.
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.
2020Twilio
Segment Acquisition
Twilio acquired customer data platform Segment for about $3.2 billion, its largest deal.
2021Twilio
Revenue Passes $2.8 Billion
Twilio reported FY2021 revenue of $2.842 billion, up 61% year over year, with a net loss of $949.9 million.
2023Twilio
Restructuring
Twilio cut about 17% of its workforce in February 2023 and made further reductions later in the year as it shifted toward profitability.
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.
2024Twilio
CEO Transition
Co-founder Jeff Lawson stepped down as CEO in January 2024 and Khozema Shipchandler succeeded him.
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.
2025Twilio
First Full-Year GAAP Profit and Stytch Deal
Twilio reported FY2025 revenue of $5.067 billion and net income of $33.8 million, and completed its acquisition of identity platform Stytch on November 14, 2025.
2026Twilio
Growth Re-accelerates
Twilio reported Q2 2026 revenue of $1.50 billion, up 22%, and raised its 2026 revenue growth outlook to 18%-18.5%.
Acquisitions
Questions about Cisco vs Twilio
Who is the CEO of Cisco Systems, Inc. and Twilio Inc.?
Cisco Systems, Inc. is led by Chuck Robbins and Twilio Inc. is led by Khozema Shipchandler. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.
When was Cisco Systems, Inc. founded vs Twilio Inc.?
Cisco Systems, Inc. was founded in 1984 — 24 years before Twilio Inc., which was founded in 2008. Cisco Systems, Inc.'s longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger Twilio Inc..
How many employees does Cisco Systems, Inc. have compared to Twilio Inc.?
Cisco Systems, Inc. employs approximately 82,400 people, while Twilio Inc. employs approximately 5,492. Cisco Systems, Inc. has the larger workforce at 82,400 employees, compared to Twilio Inc.'s 5,492. A higher headcount does not necessarily imply greater efficiency — it often reflects differences in business model (e.g., manufacturing vs. software).
Where are Cisco Systems, Inc. and Twilio Inc. headquartered?
Both Cisco Systems, Inc. and Twilio Inc. are headquartered in United States, meaning they operate under the same primary regulatory and tax environment.
Who founded Cisco Systems, Inc. and Twilio Inc.?
Cisco Systems, Inc. was founded by Leonard Bosack, Sandy Lerner. Twilio Inc. was founded by Jeff Lawson, John Wolthuis, Evan Cooke.
Which company has a longer operating history — Cisco Systems, Inc. or Twilio Inc.?
Cisco Systems, Inc. has been operating for approximately 42 years, making it the more established of the two companies. Twilio Inc. has been in operation for around 18 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 Cisco vs Twilio overview