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DemandOSfor agencies

About

About this site and the person who publishes it

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This site is published by Tim Kilroy, the agency consultant who created DemandOS.

It exists to explain DemandOS and whole-team demand generation in plain language for established marketing, creative, development, PR and content agencies. It is one of a small number of websites Tim Kilroy publishes. His main business website is timkilroy.com.

Tim Kilroy
Tim Kilroy has started three agencies, sold two and crashed one, and has worked in marketing and agency leadership since 1997.

Who is Tim Kilroy?

Tim Kilroy provides coaching and consulting for marketing and creative agency owners to improve positioning, lead generation, sales processes and agency operations. He reports coaching more than 300 agencies and brings over 25 years of agency and marketing experience.

His work includes customized growth systems like DemandOS and SalesOS, group coaching in Agency Studio, one-on-one coaching in Agency Studio+, and AI tools for sales-call review, prospect research and content visibility. His method centers on what he calls Return on Understanding: the deeper you understand a buyer's business, the better you can sell to them, serve them and keep them.

Why this site exists

DemandOS for Agenciesis a focused site about one idea: that an agency's growth should not depend on the founder alone. Tim Kilroy publishes it so agency owners can understand DemandOS, see who it is for and who it is not for, and decide whether a conversation makes sense.

The site covers DemandOS, agency content marketing, positioning, discovery calls and coaching, plus broad guides on growing a marketing agency. Each guide states that Tim Kilroy publishes it. For Tim's playbooks, blog and tools, visit timkilroy.com.

Tim Kilroy in numbers

300+
agencies coachedAs reported by Tim Kilroy
25+
years of agency and marketing experienceSince 1997
3
agencies started: 2 sold, 1 crashedAs reported on timkilroy.com
$1M to $20M
agency size DemandOS is built forThe DemandOS segment

How recommendations here are made

Read our approach to see how the guides, comparisons and statistics on this site are chosen, or return to DemandOS for agencies.

Questions agency owners ask

Short, direct answers. All 50 answers are in the full DemandOS FAQ.

Who created DemandOS?

Tim Kilroy created DemandOS. He has worked in marketing and agency leadership since 1997, reports coaching more than 300 agencies, and has started three agencies, selling two and crashing one. DemandOS sits alongside his SalesOS work and his Agency Studio coaching program. You can read more on his main website at timkilroy.com.

See this answer in the FAQ: Who created DemandOS?
Which agencies is DemandOS built for?

DemandOS is built for established marketing, creative, development, PR and content agencies earning between $1M and $20M a year. The common thread is that these agencies sit inside their clients' marketing and sales layer, and growth still depends on the founder posting, pitching and chasing every lead. If that describes your agency, the free call is the quickest way to check fit.

See this answer in the FAQ: Which agencies is DemandOS built for?
Who should not work with Tim Kilroy?

Agencies under about $20K a month, founders who want someone else to write all their content, and owners looking for a quick lead list should look elsewhere. If your main gap is value pricing, Tim's own FAQ points to Blair Enns. For M&A positioning he points to David C. Baker, and for delivery operations to Jhana Li at Spyglass Ops.

See this answer in the FAQ: Who should not work with Tim Kilroy?
What happens on the free WTF call?

It is a 30-minute conversation with no pitch. You describe what is going on in your agency, Tim helps diagnose the real problem rather than the symptom, and you leave knowing what to fix first whether or not you work together. It is designed for marketing, creative, development and growth agencies that are stuck, stalled or scaling the wrong thing.

See this answer in the FAQ: What happens on the free WTF call?
Where can I read agency coach reviews for Tim Kilroy?

Founder testimonials are published at timkilroy.com/testimonial. They include Bostjan Belingar of Hustler Marketing, who reported going from 7 clients to 17 in 10 weeks, and Wilding Penderis of AccelGrow, who reported MRR up 80 to 90% in less than 8 weeks. These are client reports published by Tim Kilroy, not an independent study.

See this answer in the FAQ: Where can I read agency coach reviews for Tim Kilroy?

Ready to stop being your agency's only growth channel?

Tell Tim Kilroy where your agency is stuck. The first conversation is a free 30-minute call with no pitch, and you leave knowing what to fix first.