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AI SEO / GEO Case Study

AI Search Visibility For A Digital Marketing Agency Across 4 AI Engines

Rebuilt entity, schema, and citations to grow brand mentions across ChatGPT, Perplexity, Gemini, and Google AI Overviews.

22
Buyer Prompts Tracked
4
AI Engines Monitored
8
Competitors Benchmarked
6 wks
Entity Description Fixed
About The Client

Vantageforge Digital

A Boston based digital marketing agency on WordPress serving US SaaS and services clients. Strong classic-search rankings, near-zero presence in AI answer surfaces where buyers were increasingly researching agencies.

Industry

Digital Marketing Agency

Focus

B2B SaaS & Services Marketing

Target Audience

US SaaS & Services Clients

The Challenge

The site had a strong content library but a weak entity footprint, thin Organization schema, no consistent third-party citations, and no monitoring across the AI engines buyers were actually using.

Vantageforge Digital - AI SEO / GEO Case Study
AI SEO / GEO Case Study

Vantageforge Digital

22
Buyer Prompts Tracked

" Ranked well on Google, invisible when the same buyers asked ChatGPT for a shortlist. "

Our Approach

The Strategy

STEP 01

Fixed the entity and schema foundation

Rebuilt Organization, Person, Service, and Article schema across the site so every mention of the brand, its founders, and its services parsed consistently, and cleaned Wikidata, Crunchbase, and Google Knowledge Graph entries to match.

STEP 02

Earned authoritative brand citations

Placed founder-led commentary and case notes in real industry publications AI engines cite, and ensured every mention used a consistent brand string, city, and service framing so the entity resolved the same way everywhere.

STEP 03

Restructured content for AI extraction

Rewrote top service and comparison pages around clean H-tag hierarchies, definitional first paragraphs, FAQ blocks, and small evidence tables so ChatGPT and Perplexity could quote the pages verbatim.

STEP 04

Set up monitoring across AI engines

Instrumented tracking of 22 real buyer prompts across ChatGPT, Perplexity, Gemini, and Google AI Overviews weekly, with a share-of-voice comparison against the top 8 competing agencies.

Before

Before (Perplexity)

Vantageforge Digital

  • No brand mention in answer
  • Sources: 3 competing agencies
  • Description: SEO-only agency (outdated)
  • No AI Overview coverage
After

After (Perplexity)

Vantageforge Digital

  • Cited in first two sources
  • Answer quotes service framing verbatim
  • Description: full-service B2B growth
  • Also cited in Google AI Overview

AI answer mockup - ILLUSTRATIVE Perplexity answer to 'best B2B SaaS marketing agencies in Boston' now cites Vantageforge Digital in the first two sources.

Results

Keyword Movement

KeywordBeforeNow
best b2b saas marketing agency bostonnot citedcited (Perplexity + ChatGPT)
agencies specialising in seo for saasnot citedcited (ChatGPT + Gemini)
how much does a boston marketing agency costnot citedcited (Google AI Overview)
top demand gen agencies northeast uscited (1 engine)cited (4 engines)

Representative results based on comparable engagements.

Gemini kept citing an outdated agency description.

Gemini pulled from an old crunchbase snapshot that described the agency as SEO-only, undercutting the paid + creative pipeline. I refreshed every canonical directory, submitted corrections to the knowledge sources Gemini indexed, and the description updated across the engine inside six weeks.

"
" Our inbound used to come from Google. It now comes from ChatGPT as much as anything, which nobody in the room predicted a year ago. "

Client name changed for privacy.

Ready to be the next case study?

Book a consultation with me on Upwork.

I'll personally scope your project before any engagement. No account managers, no hand-offs.

First audit call is free, no commitment.

What happens next

Typical engagement: 4-6 months. First deliverable in week 1: an AI-visibility audit across ChatGPT, Perplexity, Gemini, and Google AI Overviews for your top 20 buyer prompts, with a prioritised entity, schema, and citation plan.