Insights

Innovative Personalization TellApart offers advanced data-driven personalization solutions that enable top retail brands to deliver tailored marketing messages across multiple channels, creating opportunities to deepen relationships with retail clients seeking to enhance customer engagement.

Strong Market Presence Having served high-profile retail clients such as Neiman Marcus, Warby Parker, and Wayfair, TellApart demonstrates a proven track record in generating substantial incremental revenue, positioning it as an attractive partner for retailers looking to boost digital marketing ROI.

Strategic Acquisition Twitter's acquisition of TellApart for approximately 500 million dollars highlights its strategic importance in enhancing Twitter’s advertising technology infrastructure, suggesting potential synergies and growth opportunities in social media marketing solutions.

Advanced Tech Stack Utilizing a robust technology stack including Google Cloud, Java, and analytics tools, TellApart provides scalable and sophisticated marketing platforms, ideal for clients aiming to leverage cloud-based solutions to optimize customer targeting and campaign performance.

Growth Potential Despite current revenue figures below one million dollars, the company's high-profile clients, backing from top investors, and integration with a major social media platform signal significant growth opportunities within the competitive retail personalization and ad tech markets.

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

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 January 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

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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