Insights

Branding through email Sigstr turns employee emails into a massive promotional channel with signature banners, presenting a scalable opportunity for advertisers to expand reach within client organizations via ABM-friendly placements.

ABM integration Recent moves show Sigstr’s ABM focus and customer expansion, including launching an ABM program and integrations with Drift and Outreach, signaling a strong fit for sales-led marketing teams seeking coordinated account engagement.

Acquisition potential Terminus acquired Sigstr for $90M, indicating a recognized value and potential for strategic repositioning or resale by buyers who aim to deepen account-based marketing capabilities.

Security maturity Sigstr emphasizes security with SOC 2 Type I certification, appealing to enterprise buyers prioritizing data governance and risk management in marketing tech stacks.

Tech and partner ecosystem A broad tech stack and multiple partnerships (Uberflip, Drift, Outreach) create a fertile ground for upsell to customers using related platforms and for cross-sell opportunities with adjacent marketing automation and engagement tools.

Similar companies to Sigstr

Sigstr Tech Stack

Sigstr uses 8 technology products and services including Crazy Egg, Snowplow, WordPress, and more. Explore Sigstr's tech stack below.

Media & News

Sigstr's Email Address Formats

Sigstr uses at least 4 email formats:
Sigstr Email FormatsExamplePercentage
First.Last@sigstr.comJohn.Doe@sigstr.com
65%
First@sigstr.comJohn@sigstr.com
23%
Last@sigstr.comDoe@sigstr.com
10%
FL@sigstr.comJD@sigstr.com
2%

Frequently Asked Questions

What is Sigstr's phone number?

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

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Sigstr's official website is sigstr.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Sigstr generate?

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As of October 2026, Sigstr's annual revenue is estimated to be $1M - $10M.

What is Sigstr's SIC code and NAICS code?

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

How many employees does Sigstr have currently?

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As of October 2026, Sigstr has approximately 8 employees across 2 continents, including North America and Oceania. Key team members include General Partner At Edison Partners: K. F., Director, Sales Development: S. H. and General Manager: H. S. Explore Sigstr's employee directory with LeadIQ.

What industry does Sigstr belong to?

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Sigstr operates in the Advertising Services industry.

What technology does Sigstr use?

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Sigstr's tech stack includes Crazy Egg, Snowplow, WordPress, Drift, Intercom, HubSpot, Heap and New Relic.

What is Sigstr's email format?

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

How much funding has Sigstr raised to date?

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As of October 2026, Sigstr has raised $11M in funding. The last funding round occurred on Sep 18, 2018 for $4M.

When was Sigstr founded?

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Sigstr was founded in 2015.
Sigstr logo

Sigstr

Advertising ServicesIndiana, United States2-10 Employees

Sigstr operates in the Advertising Services industry and is based in Indianapolis, Indiana. The company offers email-centered marketing tools, including a signature solution that embeds a targeted banner within employees' outgoing messages to extend promotional reach. It also provides Sigstr Relationships, an AI-powered platform that maps and quantifies relationships across the organization, offering visibility into how accounts and contacts engage and supporting tighter sales–marketing alignment.

Its products are designed for marketing teams and organizations looking to expand their marketing channels and to understand internal relationships that influence customer engagement. The company positions its offerings as a way to open a new marketing channel and to place relationships at the core of account-based marketing efforts.

Section iconCompany Overview

Phone number
Website
sigstr.com
SIC Code
8742 - Management Consulting Services
NAICS Code
541613 - Marketing Consulting Services
Founded
2015
Employees
2-10

Section iconFunding & Financials

  • $11M

    Sigstr has raised a total of $11M of funding over 4 rounds. Their latest funding round was raised on Sep 18, 2018 in the amount of $4M as a Venture Round.

  • $1M - $10M

    Sigstr's revenue is estimated to be in the range of $1M - $10M

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