About Calamos Investments

Calamos Investments is a Financial Service company, headquartered in Naperville, with 501 - 1,000 employees and annual revenue of $50M - $100M.

Calamos Wealth Management helps individuals, families and foundations meet their current financial management needs, while assisting them to achieve long-term goals and build a cohesive legacy that reflects personal values and objectives. Our approach addresses more than asset allocation. It is als...

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Calamos Investments Company Highlights

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Phone Number

(630) 245-xxxx

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Corporate Office Address

2020 Calamos Court
Naperville, 60563

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Website

calamos.com

Industries Served

Financial Service

Number of Employees

501 - 1,000 Employees

Company Revenue

$50M - $100M

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Calamos Investments Org

Calamos Investments has 78 C-Level, 16 VP, 35 Director, 74 Manager, 59 Senior, and 200 Other employees.

Calamos Investments Decision Makers

  • CEOJohn Koudounis
  • CFOThomas Herman
  • CTOAndy Konchan
  • CMOJessica Fernandez

Calamos Investments's Tech Stack

.NET
AddThis
Adobe Creative Suite
Angular

Frequently Asked Questions About
Calamos Investments

FAQs

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Who is the CEO of Calamos Investments?

The CEO of Calamos Investments is John Koudounis. See full contact details  ›

Who is the CMO of Calamos Investments?

The CMO of Calamos Investments is Jessica Fernandez. See full contact details  ›

Who is the CFO of Calamos Investments?

The CFO of Calamos Investments is Thomas Herman. See full contact details  ›

Who is the CTO of Calamos Investments?

The CTO of Calamos Investments is Andy Konchan. See full contact details  ›

How many senior employees does Calamos Investments have?

Calamos Investments has 262 senior employees that are typically used for decision making.

Who are the key decision makers at Calamos Investments?

Key decision makers at Calamos Investments include John Koudounis (CEO), Thomas Herman (CFO), Andy Konchan (CTO), and Jessica Fernandez (CMO). See full contact details  ›

What technologies does Calamos Investments use?

Calamos Investments uses technologies including .NET, AddThis, and Adobe Creative Suite.

How do I contact Calamos Investments?

To contact Calamos Investments, visit calamos.com.

Where is Calamos Investments headquartered?

Calamos Investments is headquartered at 2020 Calamos Court, Naperville.

What is the main phone number for Calamos Investments?

The main phone number for Calamos Investments is (630) 245-xxxx.

What is the official website for Calamos Investments?

The official website for Calamos Investments is calamos.com.

What is the annual revenue of Calamos Investments?

The annual revenue of Calamos Investments is $50M - $100M.

How many employees does Calamos Investments have?

Calamos Investments has 501 - 1,000 employees.

What industry is Calamos Investments in?

Calamos Investments is in the Financial Service industry.

Last updated: July 22, 2025

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