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Koster Marketing

Koster Marketing is a full-service marketing agency serving businesses from startups to established enterprises.

Marketing Services
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Headquarters
Fort Myers, Florida, United StatesSource: RevenueBaseRetrieved October 13, 2026
Employee range
1 to 10Source: RevenueBaseRetrieved October 13, 2026
Founded
2022Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
167 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Koster Marketing do?

Founded by Eva Koester and Joerg Ploetzner, the agency combines marketing expertise with digital and technology knowledge. The agency offers services across the marketing mix, including brand strategy, digital marketing, social media growth, content, SEO, AI Overview Optimization and campaign management.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Social media growth

The agency builds engaged social communities, emphasizing conversion rather than follower counts.

Source: LinkedIn company description · Retrieved October 13, 2026

Brand strategy

Brand strategy is included in the agency’s stated marketing services.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWKoster Marketing listed #5 on AI SEO agencies, September 27, 2026Open the published source list.
Koster Marketing

#5 AI SEO agencies

Snapshot: September 27, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 2, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 3, 2026, September 4, 2026, September 5, 2026, September 7, 2026, September 18, 2026, September 21, 2026, September 22, 2026, September 23, 2026, September 25, 2026, September 26, 2026, September 27, 2026, September 28, 2026, September 29, 2026 and September 30, 2026. How the company lists are built.

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