Insights

Leadership Transition Recent leadership changes, including the departure of long-time CEO Duff Stewart and the installment of president Lee Newman, present an opportunity to engage on strategic realignment, transformational marketing partnerships, and leadership-driven client programs.

Growth Engine GSD&M’s positioning as a creatively driven, full-service agency focused on growing clients’ businesses signals potential for expanding into end-to-end brand building, purpose-led campaigns, and cross-channel media integration for existing clients seeking measurable growth.

Expansion Readiness Active hires and new leadership appointments, such as the Head of Production, indicate investment in scale and capabilities—a door for conversations around production efficiency, studio support, and throughput for large multi-market campaigns.

Digital & AI Focus The tech stack includes OpenAI, AWS, Google Cloud, Tableau, and Brandwatch, suggesting readiness for advanced analytics, data-driven targeting, and AI-powered creative workflows to deliver optimized ROI and fresh capabilities to clients.

Market Positioning As a large, mid-to-high revenue independent within Omnicom’s network with a strong Austin heritage, GSD&M can be positioned as a partner for brands seeking integrated campaigns, purpose-driven storytelling, and scalable creative programs across multiple regions.

GSD&M Tech Stack

GSD&M uses 8 technology products and services including Tableau, Amazon Web Services, OpenAI, and more. Explore GSD&M's tech stack below.

  • Tableau
    Business Intelligence
  • Amazon Web Services
    Cloud Hosting
  • OpenAI
    Generative Ai
  • Google Cloud
    Infrastructure As A Service
  • Reddit
    Message Boards
  • LinkedIn
    Online Community Software
  • Microsoft Bing
    Site Search
  • Brandwatch
    Social Media Analytics And Monitoring

GSD&M's Email Address Formats

GSD&M uses at least 1 format(s):
GSD&M Email FormatsExamplePercentage
First.Last@gsdm.comJohn.Doe@gsdm.com
66%
First_Last@gsdm.comJohn_Doe@gsdm.com
31%
FirstLast@gsdm.comJohnDoe@gsdm.com
2%
FLast@gsdm.comJDoe@gsdm.com
1%

Frequently Asked Questions

Where is GSD&M's headquarters located?

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GSD&M's main headquarters is located at 828 West Sixth Street Austin, Texas 78703 United States. The company has employees across 6 continents, including North AmericaAsiaEurope.

What is GSD&M's phone number?

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You can contact GSD&M'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 GSD&M's official website and social media links?

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GSD&M's official website is gsdm.com and has social profiles on LinkedIn.

What is GSD&M's SIC code NAICS code?

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GSD&M's SIC code is 8742 - Management Consulting Services NAICS code is 541613 - Marketing Consulting Services.

How many employees does GSD&M have currently?

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As of June 2026, GSD&M has approximately 536 employees across 6 continents, including North AmericaAsiaEurope. Key team members include Chief Executive Officer: I. M.Chief Executive Officer: I. H.Chief Operating Officer: A. F.. Explore GSD&M's employee directory with LeadIQ.

What industry does GSD&M belong to?

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GSD&M operates in the Advertising Services industry.

What technology does GSD&M use?

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GSD&M's tech stack includes TableauAmazon Web ServicesOpenAIGoogle CloudRedditLinkedInMicrosoft BingBrandwatch.

What is GSD&M's email format?

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GSD&M's email format typically follows the pattern of First.Last@gsdm.com. Find more GSD&M email formats with LeadIQ.

When was GSD&M founded?

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GSD&M was founded in 1971.

GSD&M

Advertising ServicesTexas, United States501-1000 Employees

GSD&M is a full-service advertising agency based in Austin, Texas, with a long-standing presence in the local market. It concentrates on helping clients grow their businesses by uncovering and articulating a brand’s core purpose and then applying that purpose across the marketplace, not limited to traditional ads. The firm emphasizes that its work aims to benefit people, clients, and communities, aligning client success with broader social impact. 

Operating within the advertising services industry, GSD&M presents itself as a partner capable of turning purpose into measurable marketplace outcomes for a diverse client base that includes leading brands. In March 2025, longtime chief executive Duff Stewart stepped down and president Lee Newman assumed the role, marking a leadership transition intended to sustain the agency’s strategic direction and client relationships.

Section iconCompany Overview

Headquarters
828 West Sixth Street Austin, Texas 78703 United States
Phone number
Website
gsdm.com
SIC Code
8742 - Management Consulting Services
NAICS Code
541613 - Marketing Consulting Services
Founded
1971
Employees
501-1000

Section iconFunding & Financials

  • $1B$10B

    GSD&M's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    GSD&M's revenue is estimated to be in the range of $1B$10B

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