# Overstack

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/overstack

- Industry: Software
- Headquarters: Tel Aviv, Israel
- Website: www.whatslly.com
- Total disclosed funding: $11M
- Latest round: Seed (Nov 23, 2021)
- Investors on record: 3

## About

Overstack Ltd. is a technology company focused on enhancing communication security for messaging platforms. By integrating security systems with popular apps, it provides businesses with comprehensive data protection solutions.Founded in 2019, Overstack Ltd. is based in Tel Aviv, Israel. The company specializes in secure communications, marking its entry into the technology sector. The founding team includes Deborah Wanzo and Yanir Calisar, with Yanir serving as the CEO. Overstack Ltd. raised USD 11.000 mn in Seed funding on November 23, 2021, led by Zeev Ventures, which contributed to their total capital of USD 11.000 mn. The company has successfully completed one deal to date.Overstack Ltd. offers Tuvis, a technology platform designed to enhance communication security across various messaging applications, such as WhatsApp, Telegram, iMessage, Line, and WeChat. Its services include the integration of messaging apps with security systems like firewalls and proxies, utilizing artificial intelligence (AI) for data protection and breach detection. By archiving interactions into existing data storage systems, Tuvis assists companies in complying with privacy regulations and improving oversight of corporate messaging.Overstack Ltd. primarily generates revenue through subscription-based models for its security solutions, which are tailored for businesses seeking to enhance messaging security. Clients typically integrate Tuvis into their existing customer relationship management (CRM) systems, allowing for streamlined communication and improved operational efficiency. The company does not publicly disclose specific pricing structures but focuses on fostering long-term partnerships for ongoing support and system integration.Following its recent Seed funding of USD 11.000 mn raised on November 23, 2021, Overstack Ltd. plans to utilize these resources to expand its services and connect with more businesses through new direct-to-customer channels. The company aims to develop and launch new products designed to enhance its current offerings, although specific release dates have not been disclosed. Additionally, Overstack Ltd. is targeting expansion into new geographic markets, which will further facilitate its growth strategy.

## Funding rounds

- Seed, Nov 23, 2021, $11M — Zeev Ventures, Base Partners, GTMfund

## Investors

- Zeev Ventures (https://capitalatlas.ai/funds/zeev-ventures) — Seed
- Base Partners (https://capitalatlas.ai/funds/base-partners) — Seed
- GTMfund (https://capitalatlas.ai/funds/gtmfund) — Seed