Insights

Strong Customer Recognition OnSIP has received multiple awards for customer service excellence, including the 2025 Excellence in Customer Service Award and the Best Customer Support badge in 2023, indicating high customer satisfaction levels that can be leveraged for upselling or expanding existing accounts.

Market Presence and Reputation With over 100,000 businesses served and recent engagement as a premium sponsor at industry events like Odoo Connect 2025, OnSIP demonstrates active market presence and thought leadership opportunities to connect with similar enterprise clients.

Strategic Partnerships Collaborations with technology partners like PC Evolution Service Techs suggest OnSIP’s appeal within tech-integrated markets, opening avenues to target organizations seeking reliable VoIP solutions from partnered service providers.

Growth Potential Operating within the $10M to $25M revenue range and a relatively small employee base of 30, OnSIP presents a scalable entry point for mid-sized businesses looking to upgrade or expand their communications infrastructure.

Technology and Innovation Utilizing a tech stack that includes popular tools like Google Fonts, jQuery, Ruby, and Google Tag Manager indicates a modern, responsive approach to service delivery, appealing to organizations prioritizing innovative communication solutions.

OnSIP Tech Stack

OnSIP uses 8 technology products and services including Google Fonts API, jQuery, Moment.js, and more. Explore OnSIP's tech stack below.

  • Google Fonts API
    Font Scripts
  • jQuery
    Javascript Libraries
  • Moment.js
    Javascript Libraries
  • Envoy
    Load Balancers
  • Ruby
    Programming Languages
  • Google Tag Manager
    Tag Management
  • Adobe Creative Suite
    Visualisation Software
  • Twitter
    Widgets

Media & News

OnSIP's Email Address Formats

OnSIP uses at least 1 format(s):
OnSIP Email FormatsExamplePercentage
First@onsip.comJohn@onsip.com
31%
First.Last@onsip.comJohn.Doe@onsip.com
19%
First@onsip.comJohn@onsip.com
31%
First.Last@onsip.comJohn.Doe@onsip.com
19%

Frequently Asked Questions

Where is OnSIP's headquarters located?

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OnSIP's main headquarters is located at 55 Broad Street New York, New York 10004 United States. The company has employees across 3 continents, including North AmericaAsiaEurope.

What is OnSIP's phone number?

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You can contact OnSIP's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is OnSIP's official website and social media links?

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OnSIP's official website is onsip.com and has social profiles on LinkedIn.

What is OnSIP's SIC code NAICS code?

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OnSIP's SIC code is 4813 - Telephone Communications, Except Radiotelephone NAICS code is 517 - Telecommunications.

How many employees does OnSIP have currently?

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As of February 2026, OnSIP has approximately 30 employees across 3 continents, including North AmericaAsiaEurope. Key team members include Vice President Channel Sales: H. K.Vice President Of Network Operations & Software Engineering: C. O.Vice President Of Product Management: C. M.. Explore OnSIP's employee directory with LeadIQ.

What industry does OnSIP belong to?

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OnSIP operates in the Telecommunications industry.

What technology does OnSIP use?

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OnSIP's tech stack includes Google Fonts APIjQueryMoment.jsEnvoyRubyGoogle Tag ManagerAdobe Creative SuiteTwitter.

What is OnSIP's email format?

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OnSIP's email format typically follows the pattern of First@onsip.com. Find more OnSIP email formats with LeadIQ.

When was OnSIP founded?

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OnSIP was founded in 2004.

OnSIP

TelecommunicationsNew York, United States11-50 Employees

Headquartered in Manhattan, OnSIP® delivers real-time communications services to over 100,000 businesses.  We aim to help businesses communicate faster and more efficiently. We have a great team of people who love what they do.

Section iconCompany Overview

Headquarters
55 Broad Street New York, New York 10004 United States
Phone number
Website
onsip.com
SIC Code
4813 - Telephone Communications, Except Radiotelephone
NAICS Code
517 - Telecommunications
Founded
2004
Employees
11-50

Section iconFunding & Financials

  • $10M$25M

    OnSIP's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    OnSIP's revenue is estimated to be in the range of $10M$25M

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