About

I built the device farm because ranking in AI answers is a signal-layer problem, not a dashboard problem.

Local businesses with real tenure, real reviews, and real community trust were invisible in ChatGPT and Perplexity while national brands took every citation. Every tool on the market was measuring the answer and handing the customer a to-do list. I wanted to actually rank the brand. That required building something no one else had built: the only 10,000-device farm on the market, producing real-account signal at scale.

Russ Thornton, founder of SignalAEO
Meet the founder

Russ Thornton

Founder · Operator

"I build and scale AI-powered enterprise platforms."

Twenty-plus years shipping technology. Seven issued U.S. patents in PKI and digital certificate management. AWS-certified across Big Data, Solutions Architect, and Developer. University of Washington, graduated with Honors. He has scaled a single organization from 3 employees to 55 in three years and spent a long stretch of his career building infrastructure that worked correctly when it had to — because the use case did not permit errors.

Since 2009, Russ has served as Managing Partner and Investor Relations lead for Amber Alert GPS Global — public-safety technology where data accuracy is not a preference, it is the product. That throughline carries directly into SignalAEO: if the number is wrong, someone makes a bad decision. Bilingual in English and Mandarin. Utah-based. Coaches 8th-grade football at Summit Academy, which is either unrelated to running a measurement company or exactly the same job, depending on how you look at it.

LinkedIn →
Origin story

How I got here

I watched it happen gradually, then all at once. A local HVAC contractor in Denver — 15 years in business, 400-plus Google reviews, Better Business Bureau accredited — gets asked about by a homeowner on ChatGPT. The answer comes back with three national brands and a franchise directory. The local company, the one the homeowner would actually prefer if they knew it existed, is nowhere. The AI did not lie. It just pulled from a different signal stack than the one the local business had built its reputation on.

That bothered me. But what bothered me more was what I found when I went looking for a product to actually fix it. Every AEO tool on the market was shaped the same way: ping the API, collect a response, call it your "AI visibility score," hand you a list of pages to rewrite. Every agency was shaped the same way too: take a retainer, produce a content calendar, send a quarterly strategy deck. Different costumes, same pattern — someone watches, then hands the real work back to you. None of it was actually going to make ChatGPT cite the Denver HVAC contractor, because none of it was operating on the signal layer the AI model was ranking on.

Here is the thing nobody was saying out loud: ChatGPT does not rank on your website. It ranks on what real users on real accounts on real devices are actually doing. Real-account session activity, at scale, across geographies. A better blog post does not produce that signal. A cleaner schema tag does not produce that signal. An API polling tool does not produce that signal either — it only watches the result. Producing the signal itself is an infrastructure problem: you need thousands of real phones and laptops on residential ISPs, signed into real accounts, running real sessions against ChatGPT, Perplexity, and Gemini. Nobody was building that, because it is hard.

I tested the anti-simulation argument directly first — ran the same business against synthetic tracking tools and against real devices with real accounts in real metros. The gap was not a rounding error. One test caught a 3-versus-123 mention discrepancy on the same brand in the same week. That confirmed what I already suspected: measuring synthetic responses and handing the customer a to-do list produces neither accurate data nor actual rankings. So I built the device farm instead. 10,000+ real phones and laptops, the only infrastructure of its kind in the market.

"If you want AI to rank your brand, you have to run the signal layer AI ranks on. That means real phones, real residential ISPs, real signed-in accounts — at scale. Not an API query. Not a dashboard. Not a content calendar. The farm is the product."
Russ at the SignalAEO device farm — the real-device fleet built to measure what ChatGPT shows real customers
The prototype — the first version of the real-device fleet that proved the synthetic data gap was real.

So we built it. 10,000+ consumer phones and laptops, on residential connections, signed into real ChatGPT, Perplexity, and Gemini accounts, distributed across US metros. Once the farm existed, the product shape followed automatically: if we can produce the signal, the customer should not have to do anything. Name the keyword. We run the ranking. Hands-off. No content rewrites, no schema edits, no website access. You keep running your business; we handle the signal layer.

Twelve named businesses later, the results have been consistent: 340% average citation growth, 100% of clients hit their first verified citation within 14 days. We cover five AI engines. We do not round up. We do not declare success when the needle did not move. SignalAEO is a category of one — the only hands-off AI ranking service in the market — because nobody else built the infrastructure that makes it possible. I also run SEO Local, a local-SEO execution firm for contractors. Same execution-first philosophy, different product, independent team.

We set out to build a ranking outcome for businesses that could not afford to keep buying dashboards and deliverables that did not move the needle. The rest followed from that.

— Russ Thornton, Founder

The proof

Twelve named SMBs. All cited in 14 days.

Every result is public. Every customer is named. No "and others."

340%
Avg citation growth
14d
Guaranteed first citation
12
Named businesses
8
Industries covered

Reliant Plumbing (Austin) · The Weather Changers (Denver) · Alpers Dentistry (Scottsdale) · Tom Dwyer Automotive (Portland) · +8 more →

What we believe

Four principles behind the only hands-off AI ranking service

Own the outcome, not the dashboard.

Every other product in this category sells software or deliverables. Dashboards, content briefs, retainer decks. SignalAEO is the only hands-off AI ranking service — you name a keyword, our 10,000-device farm runs the signal layer, your brand becomes the answer. Owning the outcome is how we earn trust. Anything less is someone else's work disguised as a product.

The device farm is the moat.

This is not a slogan. It is an architectural choice that costs more, takes longer to build, and produces the one thing no competitor can replicate: real-account session signal at scale. Residential ISPs. Consumer devices. Real signed-in accounts. 10,000+ of them. Monitoring tools took the synthetic shortcut. Agencies take the deliverable shortcut. Neither produces a ranking. The device farm does. That is why this is a category of one.

Small businesses deserve the same AI ranking power as Fortune 500s.

Enterprise agencies charge $4–8k/month for content calendars and deliverables. Budget monitoring tools cap out at 50 prompts. Neither path is a ranking. SignalAEO sits in the middle deliberately — hands-off AI ranking, priced for a team of ten. The local plumber with 300 reviews and 15 years in business should be the answer ChatGPT gives a homeowner in their city. That business is who this was built for.

Hands-off, not hands-on.

Customers do zero work. No content rewrites, no schema edits, no website access, no weekly meetings. Our ops team handles every piece of execution behind the scenes while the 10,000-device farm runs the signal layer. You keep running your business; we handle the ranking. Every customer gets their first citation within 14 days — that is the guarantee, and our 100% success rate across 12 named businesses is the proof.

The team

Small. Focused. Intentional.

SignalAEO operates with a small, focused team. Engineering, device operations, and customer success roles are held by a combination of full-time staff and specialist partners. Named hires will be added here as we grow — we are not going to list placeholder names.

Russ also operates SEO Local, a local-SEO execution firm for contractors and service businesses. Same execution-first philosophy, different product. The teams share research but operate independently.

We work with a limited number of clients at a time. That is a choice, not a constraint. Accuracy requires operational discipline, and operational discipline does not scale by accident.

Where we operate

Utah-based. US metros everywhere.

Russ is based in South Jordan, Utah. The 10,000-device farm runs across major US metros — from Austin to Seattle, Denver to Miami. Every device sits on a residential connection in the city it represents, running real accounts against ChatGPT, Perplexity, and Gemini. Twelve named businesses across eight industries have had their brands ranked hands-off through this infrastructure. This is the only deployment of its kind in the market.

The SignalAEO device farm — rows of real consumer phones running ChatGPT, Perplexity, and Gemini across US metros to measure AI citations

Connect with Russ

Russ is active on LinkedIn — 3,000-plus followers, posts about AI visibility measurement, AEO methodology, and the occasional honest result that did not go as planned. If you want to understand how this space works before buying anything, his feed is a reasonable place to start.

linkedin.com/in/thorntonrussell →

Work with us.

Hand us a keyword. We handle the rest.

The only hands-off AI ranking service — category of one. We work with a limited number of clients at a time. The first step is a free visibility check.