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CallStar's Overview

Total employees43
HeadquartersAustin
Founded1979

CallStar is a dynamic technology company specializing in developing and delivering cutting-edge cloud-based communication solutions and call center software. We empower businesses of all sizes to enhance customer interactions, streamline operations, and improve overall efficiency. Our suite of products includes VoIP services, omnichannel contact center platforms, AI-driven analytics, and unified communications tools, all designed to help organizations connect with their customers seamlessly and effectively. CallStar is committed to innovation, reliability, and exceptional customer support, aiming to be the star partner in our clients' communication strategies.

Where is CallStar's Headquarters?

HQ Function

The Austin headquarters serves as the primary center for executive leadership, core product development, research and development, global marketing, and corporate strategy.

Notable Features:

The HQ boasts a modern, open-plan design to foster collaboration, state-of-the-art R&D labs, an executive briefing center, and sustainable building features including solar panels and rainwater harvesting.

Work Culture:

CallStar's HQ cultivates a vibrant, inclusive, and fast-paced work culture. Emphasis is placed on innovation, teamwork, continuous learning, and a customer-first approach. Employees benefit from flexible work arrangements and numerous professional development opportunities.

HQ Significance:

The Austin headquarters is significant as it anchors CallStar's global operations, drives technological innovation, and taps into the rich talent pool and dynamic tech ecosystem of the 'Silicon Hills'.

Values Reflected in HQ: The headquarters' design and operations reflect CallStar's core values of innovation, collaboration, sustainability, and employee well-being.

Location:

CallStar supports a diverse global clientele through its headquarters in Austin, Texas, and key regional offices in London (EMEA), Bangalore (Engineering & Support), and Sydney (APAC). These international locations enable us to provide localized sales, marketing, customer support, and product development, ensuring our cloud communication and call center solutions meet the specific needs of businesses worldwide. Our distributed teams work collaboratively to deliver innovative technology and responsive service across all time zones.

Street Address:

123 Innovation Parkway

City:

Austin

State/Province:

Texas

Country:

USA

CallStar's Global Presence

London, UK

Address: 789 Tech Hub Square, Shoreditch

To expand CallStar's presence in the EMEA region, cater to specific regulatory requirements, and offer tailored solutions to a diverse international client base.

Bangalore, India

Address: 456 Global Village Tech Park, Whitefield

To leverage India's extensive tech talent pool for R&D, product innovation, and to provide cost-effective, round-the-clock support for CallStar's global operations.

Sydney, Australia

Address: 101 Digital Avenue, CBD

To drive growth in the APAC market, build strong local partnerships, and provide dedicated support to clients across diverse industries like finance, retail, and healthcare.

Buying Intent Signals for CallStar

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of CallStar

As of April 2025, CallStar' leadership includes:

Eleanor Vance - Chief Executive Officer
Rajiv Patel - Chief Technology Officer
Samantha Miller - Chief Revenue Officer
David Green - Chief Financial Officer
Aisha Khan - Chief Product Officer
Marcus Bellwether - Chief Operating Officer

Investors of CallStar

CallStar has been backed by several prominent investors over the years, including:

Starlight Ventures
Nexus Capital Partners
Horizon Growth Equity
Innovate Fund LP

Executive New Hires/Exits in the Last 12 Months

Hire2
Exits0

Over the past year, CallStar has strategically strengthened its executive team with key appointments to drive product innovation and market expansion. There have been no major executive departures.

New Appointments:

Aisha Khan, Aisha Khan appointed as Chief Product Officer to lead CallStar's product strategy and innovation roadmap.
Marcus Bellwether, Marcus Bellwether joined CallStar as COO to streamline global operations and scale service delivery.

Technology (Tech Stack) used by CallStar

Discover the tools CallStar uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

CallStar Email Formats and Examples

CallStar primarily uses the [first_initial][last]@[company_domain] format for employee email addresses. For example, Eleanor Vance, the CEO, would likely have an email address like evance@callstar-solutions.com. This is a common and professional format.

[first_initial][last]@callstar-solutions.com

Format

evance@callstar-solutions.com

Example

92%

Success rate

News and media

TechTimes TodayMay 15, 2024

CallStar Revolutionizes Customer Service with New AI-Powered Analytics Platform

CallStar today announced the launch of its enhanced AI-driven analytics suite for its call center software, promising deeper customer insights and automated quality assurance for businesses globally....more

Cloud Communications WorldMarch 05, 2024

CallStar Expands Operations in APAC Region with New Sydney Office

CallStar continues its global expansion strategy by opening a new regional office in Sydney, Australia, to better serve its growing customer base in the Asia-Pacific market....more

CallStar Press ReleasesNovember 20, 2023

CallStar Secures $75 Million in Series B Funding Led by Starlight Ventures

CallStar has successfully closed a $75 million Series B funding round. The investment, led by Starlight Ventures with participation from existing investors, will fuel product development and international growth....more

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