Insights

Technological Innovation Zefr utilizes advanced tech infrastructure, including Snowflake, LaunchDarkly, and VMware, indicating a strong technological foundation that supports sophisticated ad safety and measurement solutions. Companies looking for cutting-edge advertising technology can consider Zefr as a strategic partner to enhance their social media ad safety and compliance.

Strategic Partnerships Recent collaborations with Omnicom Media Group and Snapchat demonstrate Zefr’s ability to integrate with major advertising ecosystems and expand its market reach. This highlights opportunities to pitch tailored solutions to large agencies and social media platforms seeking responsible marketing and brand safety solutions.

Focus on Brand Safety Zefr has notably expanded its brand safety and suitability offerings, including content-specific measures for misinformation on YouTube and integrations on Snapchat. Brands and publishers concerned about ad placement safety and category-specific targeting should consider Zefr’s expertise for safeguarding their campaigns.

Emphasis on Sustainability Partnering with Cedara to measure and reduce advertising-related carbon footprints presents an opening to engage eco-conscious companies prioritizing sustainability. This aligns Zefr with emerging market trends towards responsible marketing and corporate environmental responsibility.

Market Position and Growth With a revenue between 250 and 500 million dollars and a dedicated focus on responsible advertising technology, Zefr is well-positioned to target mid-to-large enterprises seeking reliable brand safety solutions. Its innovative approach and recent product launches make it a compelling choice for companies aiming to enhance campaign safety while aligning with social responsibility goals.

Zefr Tech Stack

Zefr uses 8 technology products and services including LaunchDarkly, Disqus, Snowflake, and more. Explore Zefr's tech stack below.

  • LaunchDarkly
    Application Development & Management
  • Disqus
    Comment Systems
  • Snowflake
    Data Management Platforms
  • Argo Project
    Data Management Platforms
  • Font Awesome
    Font Scripts
  • C++
    Programming Languages
  • Piwik
    System Analytics & Monitoring
  • VMware
    Virtualisation Software

Media & News

Zefr's Email Address Formats

Zefr uses at least 1 format(s):
Zefr Email FormatsExamplePercentage
First.Last@zefr.comJohn.Doe@zefr.com
92%
First@zefr.comJohn@zefr.com
4%
Fir.Last@zefr.comJoh.Doe@zefr.com
3%
FLast@zefr.comJDoe@zefr.com
1%

Frequently Asked Questions

Where is Zefr's headquarters located?

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Zefr's main headquarters is located at 4101 Redwood Avenue Los Angeles, California 90066 United States. The company has employees across 6 continents, including North AmericaAsiaEurope.

What is Zefr's phone number?

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You can contact Zefr'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 Zefr's official website and social media links?

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Zefr's official website is zefr.com and has social profiles on LinkedInCrunchbase.

What is Zefr's SIC code NAICS code?

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Zefr's SIC code is 8742 - Management Consulting Services NAICS code is 541613 - Marketing Consulting Services.

How many employees does Zefr have currently?

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As of March 2026, Zefr has approximately 262 employees across 6 continents, including North AmericaAsiaEurope. Key team members include Chief Commercial Officer: A. S.Vp Strategy & Product: D. L. O.Vice President Central Sales: M. S.. Explore Zefr's employee directory with LeadIQ.

What industry does Zefr belong to?

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Zefr operates in the Advertising Services industry.

What technology does Zefr use?

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Zefr's tech stack includes LaunchDarklyDisqusSnowflakeArgo ProjectFont AwesomeC++PiwikVMware.

What is Zefr's email format?

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Zefr's email format typically follows the pattern of First.Last@zefr.com. Find more Zefr email formats with LeadIQ.

How much funding has Zefr raised to date?

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As of March 2026, Zefr has raised $5M in funding. The last funding round occurred on Mar 09, 2016 for $5M.

When was Zefr founded?

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Zefr was founded in 2009.

Zefr

Advertising ServicesCalifornia, United States201-500 Employees

Zefr is the leading global technology company enabling responsible marketing for social walled garden environments.

Section iconCompany Overview

Headquarters
4101 Redwood Avenue Los Angeles, California 90066 United States
Phone number
Website
zefr.com
SIC Code
8742 - Management Consulting Services
NAICS Code
541613 - Marketing Consulting Services
Founded
2009
Employees
201-500

Section iconFunding & Financials

  • $5M

    Zefr has raised a total of $5M of funding over 8 rounds. Their latest funding round was raised on Mar 09, 2016 in the amount of $5M.

  • $250M$500M

    Zefr's revenue is estimated to be in the range of $250M$500M

Section iconFunding & Financials

  • $5M

    Zefr has raised a total of $5M of funding over 8 rounds. Their latest funding round was raised on Mar 09, 2016 in the amount of $5M.

  • $250M$500M

    Zefr's revenue is estimated to be in the range of $250M$500M

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