OnSIP
United States
Valuation
$11.6M
2021 Revenue
$3.9M
Funding
$0
Team
46
Founded
2004
OnSIP Revenue & Valuation (2021)
Headquartered in Manhattan, OnSIP is a powerfully simple Unified Communications as a Service (UCaaS) and collaboration platform for over 70,000 customer accounts. OnSIP Business VoIP customers enjoy the benefits of an on-demand phone system without the traditional high cost, burden, and inflexibility. The company also offers APIs for developers to rapidly and affordably build voice, video, and messaging applications of their own. OnSIP was founded on the premise that the future of business communications would rely heavily on IP technologies. Privately held with no outside investment, the company is managed by internet veterans who previously built one of the largest Internet Service Providers in New York City, Interport Communications, before it was purchased by RCN.
Last updated
OnSIP Revenue
In 2021, OnSIP's revenue reached $3.9M. Since its launch in 2004, OnSIP has shown consistent revenue growth.
| Year | Milestone | Source |
|---|---|---|
| 2021 | OnSIP Hit $3.9m revenue in April 2021 | |
| 2004 | Launched with $0 revenue |
OnSIP Valuation, Funding Rounds
OnSIP's most recent disclosed valuation is $11.6M.
| Year | Round | Amount | Valuation | % Sold | Source |
|---|
Founder / CEO
Mike Oeth
CEO
With more than 25 years of experience, Michael Oeth brings the unconventional ability to blend technology with a deep level of expertise to strategic and tactical issues across many high-tech industry groups (SaaS, Data Center, Fiber, Financial Services and Manufacturing). Mike graduated from Harvard College in 1991 with a degree in Economics and started his career financial services software company, FactSet, based in Greenwich, CT. Since then, he has held varying leadership positions at technology companies, including VP of Sales at Interport Communications, VP of Product Development at RCN, CTO at LivePerson, and CEO of OnSIP, the business he founded in 2004. In 2013, Mike was awarded a Gold Stevie® Award in the Executive of the Year - Telecommunications category at The 11th Annual American Business Awards. That same year, he was listed as the #5 most influential person in VoIP by GetVOIP.com.
Q&A
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|---|---|
| What's your age? | - |
| Favorite online tool? | - |
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| Advice for 20 year old self | - |
Customers
We do not have customer count information for OnSIP yet.
OnSIP Employees & Team Size
OnSIP employs approximately 46 people as of 2026, including 1 sales reps that carry a quota.
| Year | Milestone | Source |
|---|---|---|
| 2021 | Reached 46 employees (April 2021) |
Frequently Asked Questions about OnSIP
What is OnSIP's revenue?
OnSIP generates $3.9M in revenue.
Who founded OnSIP?
OnSIP was founded by Mike Oeth.
Who is the CEO of OnSIP?
The CEO of OnSIP is Mike Oeth.
How much funding does OnSIP have?
OnSIP raised $0.
How many employees does OnSIP have?
OnSIP has 46 employees.
Where is OnSIP headquarters?
OnSIP is headquartered in United States.
Compare OnSIP to the industry
OnSIP operates across multiple industries. Browse revenue, funding, and growth data for OnSIP in each sector below.
Data and Sources
All figures on this page are taken directly from interviews or are estimates from public sources and proprietary models. Not financial advice. Read full disclaimer.
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