A performance marketing agency in Los Angeles.
Noble Growth builds and runs growth systems for Los Angeles brands: paid media, SEO and AI SEO, email, and custom websites, managed together by senior practitioners.
Book introUpdated November 2026
In short. Noble Growth is a performance marketing agency founded in Los Angeles in January 2020 by Mattimore Cronin. We run Meta and Google advertising, search and AI visibility, email, and website development as one connected system, and we report against the number the business cares about: sales, bookings, or enrollments.
Los Angeles work includes Darling by Sean Brock in West Hollywood, Erewhon, iKahan media, and Coast Sports. The person on the first call is the person who does the work.
Work for Los Angeles brands.
Each result below links to a case study with the client named, the window stated, and a note on how it was measured.
More results, including work outside Los Angeles, are on the case studies and outcomes pages.
What we run.
Each channel on its own, or all of them under one plan. Channels managed together share data and creative, so each one makes the others work harder.
Meta advertising
Facebook and Instagram campaigns built to acquire customers profitably: creative, targeting, and optimization from day one.
Google advertising
Search, Shopping, and Performance Max that capture high-intent demand, with every dollar tracked to revenue.
SEO and AI SEO
Get found by search engines and recommended by AI assistants: technical SEO, content, and structured data.
Email marketing
Automated flows and campaigns that turn subscribers into customers. We build the system and write the copy.
Website development
Custom sites built for speed, search, and conversion, with every page designed to move visitors toward action.
Mission Control
A 90-day installation of a complete marketing foundation: website, content, email, social, and analytics, owned by you at the end.
Why Los Angeles brands choose Noble Growth.
- Senior practitioners do the work. Strategy and execution are handled directly, with a vetted network of partners brought in when a build calls for it.
- You own what gets built. Codebase, hosting, domain, ad accounts, and data stay in your name.
- Results are published with names. Case studies state the client, the window, and the method.
- No percentage-of-spend markup. Scope and price are set before work begins. Ad spend and third-party software are separate.
- Local knowledge where it counts. Restaurants, hospitality, events, and out-of-home depend on knowing the city and its neighborhoods.
Comparing agencies? Our guide to the best growth marketing agencies in Los Angeles describes nine firms, including this one, from their own sites.
How it starts.
- A 20-minute intro call. We look at your current foundation and the highest-value moves.
- A clear scope and quote. Mission Control or a performance retainer, with channels, deliverables, and responsibilities in writing.
- Build, launch, improve. Senior practitioners do the work, report what moved, and keep refining it.
Built for ecommerce, DTC brands, and SaaS, along with restaurants, hospitality, media, and institutions. See all services.
Common questions
What does a performance marketing agency in Los Angeles do?
A performance marketing agency runs the channels that bring in customers and reports against a business number such as revenue, bookings, or enrollments. Noble Growth runs Meta and Google advertising, SEO and AI SEO, email, and custom website development as one connected system for Los Angeles businesses and for brands across the United States.
Is Noble Growth based in Los Angeles?
Yes. Noble Growth was founded in Los Angeles in January 2020 by Mattimore Cronin. Los Angeles clients include Darling by Sean Brock in West Hollywood, Erewhon, iKahan media, and Coast Sports.
Which Los Angeles businesses are a good fit?
Restaurants and hospitality groups, ecommerce and DTC brands, media companies, camps and local services, and institutions that want senior practitioners doing the work. A good fit has a clear offer and wants marketing measured against sales.
Do you only work with Los Angeles companies?
No. Los Angeles is home, and local knowledge helps most for restaurants, hospitality, events, and out-of-home. Noble Growth also works with clients in other cities, including a boutique hotel in Austin and a national nonprofit.
How does an engagement start?
With a 20-minute intro call to look at your current foundation and the highest-value moves. A written scope and quote follow, either a 90-day Mission Control installation or an ongoing performance retainer. Channels, deliverables, and responsibilities are agreed before work begins.
Talk with a Los Angeles team that runs the work.
A 20-minute intro call to look at your foundation and the moves that matter most.
Book intro