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Results

Every Number Here Survives an Audit.

Marketing case studies have a credibility problem: vague clients, round numbers, no sources. Ours work differently. Every result below names the client, states the number, and cites where it's measured, SE Ranking, Google Analytics, or Google Business Profile, and the rankings can be checked from your own phone right now.

The Methodology Note

Why Our Case Studies Have Fewer Zeros Than Theirs.

You've seen the agency sites promising 400% everything. Here's our policy instead: we publish only numbers we can defend against the measurement tool that produced them, with client permission, and we retire any claim we can't. It means our case studies occasionally read more modestly than the industry's. It also means they're true, which we've found matters more to the kind of client we want.

The Studies

Named Clients. Sourced Numbers.

02 — FLAGSHIP

Herrmann & Archer

Organic search sessions up 68.3% year over year, and 746 calls from Google in five months. The strongest verified growth on this page.

  • Law Firm
  • Amarillo, TX
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03 — FLAGSHIP

Jasper Plumbing

275 calls from Google in five months. Organic sessions up 33.8% year over year. The trades playbook: site, SEO, and tracking built together.

  • Plumbing
  • Amarillo, TX
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04 — LONGEVITY

Advanced BioCell

Ten consecutive years at #1 for "High Dose Ozone Therapy" in Los Angeles, held since Spring 2016. A study about maintenance, not a launch — the unglamorous half of the craft.

  • Wellness Clinic
  • Los Angeles, CA
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05 — DEEP STUDY

Classic Cleaning

Six core phrases at #1 in the Amarillo local pack since 2022, and 76.2% share of local voice in Google’s AI answers — five times the nearest competitor.

  • Home Services
  • Amarillo, TX
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Also Growing With Us
Morgan & Myers RoofingGoodman EngravingThe Gathering Place RV ParkAvalos Heating & AirSteam Team RestorationThe Hearing Haven
What Our Clients Say
The team at 11 Marketing went above and beyond! Being a small business, you want to feel just as important as a huge corporation. They treated us with respect and gratitude — very quick response time, detailed plan of action, and good updates as we made progress.
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