Calix, a Publicly Owned, US-headquartered company, was founded in 1999. With approximately 1460 employees, the company reported $1.0B in revenue as of 2025. It functions as an access network technology provider, with its main product focusing on fibre access solutions.

2025 Revenue

Founded

1999

Headcount

1,921

Headquarters

United States

Primary Segment

Fibre access

Ownership

Publicly Owned

Deployments

3

News Summary:

On August 27, 2026, Tantalus Systems announced a collaboration with Calix Inc., leveraging fiber networks for Advanced Metering Infrastructure (AMI) deployments. The partnership combines the Calix Optical Network Terminal with Tantalus' TRUSense Gateway™ to meet the increasing demand for fiber-based data-centric AMI deployments, aiming to bring fiber-enabled applications to electric cooperative and municipal utilities. Earlier the same day, Calix CEO Michael Weening expressed his strong belief that artificial intelligence "changes everything," while acknowledging the shift's inherent challenges during a Fiber for Breakfast webinar with Fiber Broadband Association CEO Gary Bolton.

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Calix offers 17 products in the telecoms tech industry. Calix's product portfolio comprises of broadband and VAS software, telecoms network infrastructure, fibre access and wi-Fi and mesh networks.
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Calix's revenues were $1.0B in 2025. Caretta Research has split Calix's revenue into 8 different product categories, the largest of which is oNT gateways, which represents 44% of Calix's revenue.
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Calix's customers primarily consist of telecoms and advertising Services companies. Examples of Calix's customers include Kinetic, Nexicom Telecommunications and ImOn Communications.

Example Customers

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