Companies using MediaMath with 201–500 employees: 134 found
Of the 829 companies using MediaMath we found, 134 have 201–500 employees (16%). The biggest group sells Nonprofits & NGOs (8.4%). 68% are based in United States.
- 134
- companies using MediaMath
- 16%
- of all 829 MediaMath advertisers in our data
- 68%
- headquartered in United States
Who they are
Every company in this group, by sector, business model, headquarters country. Sector and business-model tags can overlap.
Companies using MediaMath with 201–500 employees
20 of the 134, ordered by LinkedIn following. Inclusion means a detected tag, not a confirmed active campaign.
| Company | Industry | Size | HQ | Seen in |
|---|---|---|---|---|
Valor Econômico S/A valor.globo.com | Publishing & News | 201–500 | Brazil | Tag manager |
National Wildlife Federation nwf.org | Nonprofits & NGOs | 201–500 | United States | Tag manager |
Hero Vired herovired.com | EdTech & E-Learning | 201–500 | India | Tag manager |
Allbirds allbirds.com | Fashion & Apparel | 201–500 | United States | Tag manager |
Oceana oceana.org | Nonprofits & NGOs | 201–500 | — | Live on site |
Expo City Dubai expocitydubai.com | Events & Experiences | 201–500 | United Arab Emirates | Tag manager |
Robbins Research International tonyrobbins.com | Training, Coaching & Vocational | 201–500 | United States | Tag manager |
Milwaukee Bucks Inc. bucks.com | Fitness, Sports & Recreation | 201–500 | United States | Tag manager |
Gulf gulfinc.com | Oil, Gas & Mining | 201–500 | United States | Tag manager |
Scenic - Luxury Cruises & Tours scenic.cruises | Hotels, Lodging & Travel | 201–500 | Switzerland | Tag manager |
Frette frette.com | Home, Furniture & Décor | 201–500 | Italy | Live on site |
Tyler Perry Studios tylerperry.com | Film, Video & Production | 201–500 | United States | Tag manager |
Seneca Resources Company, LLC natfuel.com | Oil, Gas & Mining | 201–500 | United States | Tag manager |
Isenberg School of Management, UMass Amherst isenberg.umass.edu | Higher Education | 201–500 | United States | Tag manager |
RCA Records rcarecords.com | Music & Audio | 201–500 | United States | Tag manager |
Deutsches Rotes Kreuz drk.de | Nonprofits & NGOs | 201–500 | Germany | Tag manager |
Aldo Solar aldo.com.br | Renewable Energy & Cleantech | 201–500 | Brazil | Tag manager |
Citation Professional Solutions citation.co.uk | Legal Services & Legaltech | 201–500 | United Kingdom | Tag manager |
Jugos Citric jugoscitric.com | Food & Beverage (CPG / manufacturing) | 201–500 | Argentina | Tag manager |
London Square londonsquare.co.uk | Real Estate Investment & Development | 201–500 | United Kingdom | Tag manager |
Every company in this group, with the marketing leaders to contact, refreshed with each monthly scan. Book a call and we'll walk you through it.
Book a call →company_tech on gtm.dev →Companies using MediaMath with 201–500 employees: common questions
How many companies with 201–500 employees use MediaMath?
134, as of 7 November 2026 — 16% of the 829 companies we found carrying the MediaMath tag. This counts companies we can tie to a company profile, so it is a floor, not a market total.
Which companies with 201–500 employees advertise with MediaMath?
They include Valor Econômico S/A, National Wildlife Federation, Hero Vired, Allbirds and Oceana. The table on this page shows 20; the full list has all 134.
What do these MediaMath advertisers sell?
Nonprofits & NGOs (10 companies), Fitness, Sports & Recreation (9) and Social & Family Services (8) are the largest sectors among the 119 we could classify.
Where are they headquartered?
United States (68%) and Brazil (7.1%) lead, out of 127 companies with a known HQ.
How do you know a company runs MediaMath?
We find the MediaMath tag in the company's tag-manager container (attributed to the container's owner) or live on its pages, then match the domain to its company profile. A tag means measurement is set up, not that a campaign is running today. Full method on the MediaMath study page.
Sell to the 134 companies running MediaMath
Each one has a marketing team that buys media and measures it. RocketSDR finds the right person at every company on this list and writes the outreach.