Insights

Personalization Expertise TellApart specializes in leveraging data to deliver real-time personalized marketing across multiple channels, making it a valuable partner for retailers aiming to enhance customer engagement and increase sales through targeted messaging.

Top Retail Clientele With a proven track record of driving billions in incremental revenue for major retail brands such as Neiman Marcus, Wayfair, and Warby Parker, TellApart has established strong credibility in the retail sector, presenting opportunities to expand within similar high-end retail markets.

Technology Stack Utilizing advanced cloud and web infrastructure like Google Cloud CDN, Nginx, and OpenResty, TellApart is well-equipped with modern technology solutions, enabling scalable and reliable personalized marketing services targeted at enterprise-level clients.

Investment and Backing Supported by prominent investors including Greylock Partners, Bain Capital Ventures, and industry heavyweights like Reid Hoffman and Dick Costolo, TellApart has strategic investor networks that can facilitate introductions into the retail and advertising spaces.

Acquisition Potential Having been acquired by Twitter for $500 million, TellApart’s technology and client base could be integrated with social media advertising solutions, enabling cross-selling opportunities with clients seeking to incorporate social personalization into their marketing mix.

TellApart Tech Stack

TellApart uses 8 technology products and services including Google Cloud CDN, WordPress, yepnope.js, and more. Explore TellApart's tech stack below.

  • Google Cloud CDN
    Content Delivery Network
  • WordPress
    Content Management System
  • yepnope.js
    Javascript Frameworks
  • Nginx
    Web Servers
  • OpenResty
    Web Servers
  • Apache
    Web Servers
  • Apache HTTP Server
    Web Servers
  • Twitter
    Widgets

TellApart's Email Address Formats

TellApart uses at least 1 format(s):
TellApart Email FormatsExamplePercentage
FirstL@tellapart.comJohnD@tellapart.com
50%
FirstL@tellapart.comJohnD@tellapart.com
50%

Frequently Asked Questions

Where is TellApart's headquarters located?

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TellApart's main headquarters is located at 257 Myrtle Burlingame, California 94010 United States. The company has employees across 2 continents, including North AmericaEurope.

What is TellApart's phone number?

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

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TellApart's official website is tellapart.com and has social profiles on LinkedInCrunchbase.

What is TellApart's SIC code NAICS code?

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TellApart's SIC code is 7373 - Computer Integrated Systems Design NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does TellApart have currently?

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As of February 2026, TellApart has approximately 3 employees across 2 continents, including North AmericaEurope. Key team members include Business Operations Manager: D. S.Software Developer: G. M.Software Engineering Intern: J. Y.. Explore TellApart's employee directory with LeadIQ.

What industry does TellApart belong to?

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TellApart operates in the Technology, Information and Internet industry.

What technology does TellApart use?

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TellApart's tech stack includes Google Cloud CDNWordPressyepnope.jsNginxOpenRestyApacheApache HTTP ServerTwitter.

What is TellApart's email format?

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TellApart's email format typically follows the pattern of FirstL@tellapart.com. Find more TellApart email formats with LeadIQ.

When was TellApart founded?

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TellApart was founded in 2009.

TellApart

Technology, Information and InternetCalifornia, United States2-10 Employees

TellApart helps retailers leverage their data to personalize the customer experience and drive omnichannel commerce. TellApart's integrated suite of marketing solutions allows marketers to deliver personalized messages in realtime across display ads, Facebook, email and retail websites. 

TellApart solutions have driven billions of dollars of incremental revenue for many of the world's top retail brands, including: Brookstone, CafePress, HauteLook, Hayneedle, Neiman Marcus, REVOLVEclothing, Sur La Table, Warby Parker and Wayfair.

TellApart is backed by Greylock Partners and Bain Capital Ventures.  Several of technology’s top executives have also invested in TellApart, including:  Ron Conway (SV Angel), Dick Costolo (CEO, Twitter), Reid Hoffman (Founder & Chairman, LinkedIn), Jeff Jordan (former CEO, OpenTable), Phil Libin (CEO, Evernote) and Mike Walrath (former CEO, RightMedia). David Rosenblatt (former CEO, DoubleClick) is also an executive advisor.

Section iconCompany Overview

Headquarters
257 Myrtle Burlingame, California 94010 United States
Phone number
SIC Code
7373 - Computer Integrated Systems Design
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2009
Employees
2-10

Section iconFunding & Financials

  • $1M

    TellApart's revenue is estimated to be in the range of $1M

Section iconFunding & Financials

  • $1M

    TellApart's revenue is estimated to be in the range of $1M

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