Interwise

Provider of enterprise conferencing solutions for voice, web, and video.

Business Software
Acquired by AT&T Inc.
Acquired Airport City, Israel Founded 1994
Last updated 2026-07-23
Total raised
$9.0M
Last: Undisclosed Round 2006-08
Stage
Acquired
Founded
1994
Headcount
140
HQ
Airport City, Israel
Sector
Business Software

About

Interwise developed a complete Enterprise Conferencing solution, offering unlimited voice, Web, and video conferencing in one integrated platform for a fixed price. Its technology allowed companies to replace multiple conferencing and collaboration products with a single, integrated solution. Interwise was the first acquisition by AT&T in the Israeli market and continued to operate as AT&T's local development center within AT&T Global Business Services.

Funding history · 1 round · $9.0M total

2006-07
Undisclosed Round $9.0M
★ Leeds Equity Partners★ Lazard Technology Partners★ Wall Street Technology Partners

Headcount over time

From 104 (2016-07) to 140 (2026-07) · +36 (+35%) · 5 points · source: Finder history + radar grounding
1400 2016-07 2026-07

Q&A

What is Interwise's primary business?
Interwise provided voice, Web, and video conferencing solutions for the enterprise, including IP software for various online communication needs.
When was Interwise founded?
Interwise was founded in August 1994.
What is Interwise's current status?
Interwise was acquired by AT&T in October 2007 and is currently inactive as an independent entity.
How many employees did Interwise have?
Interwise had an employee count in the 51-200 range.
What was the total amount of funding raised by Interwise?
Interwise raised a total of $9,000,000.
When was Interwise's last funding round and who were the investors?
Interwise's last funding round was in August 2006, with investors including Leeds Equity Partners and Wall Street Technology Partners.
Who acquired Interwise and when?
Interwise was acquired by AT&T in October 2007.
What was Interwise's role after being acquired by AT&T?
After its acquisition, Interwise continued to operate as AT&T's local development center within AT&T Global Business Services.

Team · 2

Frank Zvi
Founder · Co-founder, President and CEO
Hillel Kobrinsky
Founder · Co-founder, COO

Sectors & technology

Primary sector
Business Software
Sub-sectors
Business SoftwareIT, R&D & Data SolutionsProject Management & Collaboration
Technologies
Platforms & InterfacesSoftware
Target customers
Enterprise & Professional ServicesEnterprises
Business model
B2B

Tags

enterprise-solutionstelecommunicationsoftware-applications
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)

External links

Websitewww.interwise.com
LinkedInlinkedin.com/company/10003

Identifiers & details

Legal nameInterwise Ltd.
Founded1994
Employees (exact)140
Status reasonAcquired (Inactive) by AT&T on Oct 2007 - closed due to acquisition

Acquisitions & public offerings

Acquired by AT&T Inc. 2007-10 $121.0M

Radar intelligence

Patents

EPO44

Publications (Crossref)

Works1

Web history (Wayback)

Domaininterwise.com

Certificate / subdomain footprint

Subdomains29

Israeli Companies Registrar (רשם החברות / ICA)

Registrar # (ח.פ.)512010364
Statusפעילה
Corp typeישראלית חברה פרטית
Incorporated1994-08-08
Purposeלעסוק בסוגי עיסוק שפורטו בתקנון
Liabilityמוגבלת
In violation (unfiled)no
Last annual report2024
Active charges / liens0
Registry events0
Registered addressנגב 2 קריית שדה התעופה