Calix Competitors and Similar CompaniesClear all
Tellabs's competitors and similar companies include ADTRAN, Bequant, Silver Peak and Gamma.
 ADTRAN ADTRAN Holdings is a company that provides networking and communications platforms, software, and services focused on the broadband access market. |  Silver Peak Silver Peak is a company providing physical and virtual appliances and networking equipment. | ||||
Founding Date | Founding Date 1978 | Founding Date 1985 | Founding Date 2009 | Founding Date 2004 | Founding Date 2002 |
Type | Type Private | Type Public | Type Private | Type Private | Type Public |
Tags | |||||
Locations | Locations Carrollton, US HQ | Locations Huntsville, US HQ Melbourne, AU South Melbourne, AU Wien, AT São Paulo, BR Montreal, CA Shenzhen, CN see more | Locations Madrid, ES HQ | Locations Santa Clara, US HQ München, DE Shibuya City, JP | Locations London, GB HQ Düsseldorf, DE Oberkotzau, DE Budapest, HU Amstelveen, NL Amsterdam, NL Delft, NL see more |
Employees | Employees 1,156 | Employees 3,0914% decrease | Employees 22 | Employees 2521% decrease | Employees 1,926 |
Valuation ($) | Valuation ($) N/A | Valuation ($) 511 m | Valuation ($) N/A | Valuation ($) N/A | Valuation ($) 2 b |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) $1.1b (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) £645.8m (FY, 2025) |
Cost of goods | Cost of goods N/A | Cost of goods $668.9m (FY, 2025) | Cost of goods N/A | Cost of goods N/A | Cost of goods £257.6m (FY, 2025) |
Gross profit | Gross profit N/A | Gross profit $415m (FY, 2025) | Gross profit N/A | Gross profit N/A | Gross profit £388.2m (FY, 2025) |
Operating ⚠ | |||||
Product Categories | Product Categories 13 (Jan, 2023) | Product Categories 3 (FY, 2021) | Product Categories N/A | Product Categories N/A | Product Categories N/A |
Solutions | Solutions 2 (Jan, 2023) | Solutions N/A | Solutions N/A | Solutions 5 (Nov, 2022) | Solutions N/A |
Funding | |||||
Latest funding round | Latest funding round N/A | Latest funding round N/A | Latest funding round $ 2m (over 8 years ago) | Latest funding round $ 90m (almost 8 years ago) | Latest funding round N/A |
Total funding raised | Total funding raised N/A | Total funding raised N/A | Total funding raised $ 2m | Total funding raised $ 175.9m | Total funding raised N/A |
For sources of this data, please see the company profile
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ADTRAN
HQ
Huntsville, US
Employees
3,091↓ 4% decrease
ADTRAN Holdings is a company that provides networking and communications platforms, software, and services focused on the broadband access market.
View company
Bequant
HQ
Madrid, ES
Employees
22
Bequant develops software that offers Internet traffic optimization.
View companySilver Peak
HQ
Santa Clara, US
Employees
252↓ 1% decrease
Silver Peak is a company providing physical and virtual appliances and networking equipment.
View company
Gamma
HQ
London, GB
Employees
1,926
Gamma Communications is a supplier of communication products and services.
View company