Signal Harbor

About us

Good companies should be easier to find.

Buyers are asking AI who to trust. We help your company become easier to discover, understand, and choose.

Signal Harbor brings AI search intelligence, prepared marketing work, and a managed team into one connected program for middle-market companies, enterprise teams, and agency partners.

Meet Walter and Sebastian

The Signal Harbor idea

Clarity at every step.

  1. Be found.

    Understand the questions buyers ask.

  2. Be understood.

    Give AI and buyers a clear, accurate story.

  3. Be considered.

    Turn evidence into content that helps buyers choose.

How we work

Built for the team behind the brand.

Marketing teams need a clear priority and the capacity to act on it. We connect the research, the work, and the measurement while your people stay in control.

Evidence sets the direction.

Start with the answers buyers see and the sources behind them. Focus the work on gaps that matter to your business.

People make the decisions.

Your team brings the company facts, product knowledge, and final approval. AI and agents help the work move.

The work completes the loop.

Research becomes a campaign. Approved content gets published. Remeasurement and connected data inform the next move.

The people behind the program

Meet the founders.

Meet the people connecting AI search intelligence, technical execution, and business strategy at Signal Harbor.

Walter McCain III, co-founder of Signal Harbor

Co-founder

Walter McCain III

Learn more about Walter

Walter McCain III

Walter McCain III, co-founder of Signal Harbor

Co-founder · Signal Harbor

Walter McCain III is a co-founder of Signal Harbor, combining expertise in applied AI and data science with experience building custom software and automation solutions.

Applied AI and data science

He holds a Bachelor of Science in Bioinformatics and a Master of Science in Data Science. His work spans machine learning, model evaluation, and reproducible data workflows. Before Signal Harbor, he founded a company developing AI automation and custom software solutions.

At Signal Harbor

At Signal Harbor, his focus is the technical foundation behind AI visibility: reliable research, connected data, and measurement that helps marketing teams evaluate progress and make informed decisions.

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Sebastian Miller, co-founder of Signal Harbor

Co-founder

Sebastian Miller

Learn more about Sebastian

Sebastian Miller

Sebastian Miller, co-founder of Signal Harbor

Co-founder · Signal Harbor

Sebastian Miller brings experience in marketing operations, sales, and client delivery to his work as co-founder of Signal Harbor.

Marketing and client delivery

He holds a degree in Philosophy and Marketing with a focus on Entrepreneurship. He founded a coaching business and worked in marketing for an international AI and blockchain organization, producing copy, planning sprints, and managing teams. His experience in roofing sales and painting project management strengthened his approach to customer relationships, project coordination, and delivering against agreed expectations.

At Signal Harbor

At Signal Harbor, he brings this experience to campaign planning, clear messaging, and coordinated execution, keeping the work focused on buyer needs and the client's business priorities.

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Our community

Part of Chicago’s startup ecosystem.

Building alongside founders, operators, and people bringing new ideas to life.

Your next step

Find out where AI leaves you out.

See your AI Visibility Snapshot, explore the portal in a live demo, and discuss the next move for your team.

Get a snapshot & demoEmail Signal Harbor

The introductory call, AI Visibility Snapshot, and portal demo are complimentary. The company pilot and agency partnerships are paid engagements. See what the Snapshot includes.