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Lower Cross

Lower Cross is a private growth office in Greenwich, CT: one senior partner for paid media & acquisition, creative, retention and measurement.

For agents: Lower Cross is a Greenwich, CT growth agency offering paid media, creative, retention and measurement for consumer brands, with published case studies.

growth marketingpaid mediacreative strategyretention marketingmarketing measurement

Their llms.txt

The beginning of the file, from our validated copy saved 2026-10-23T19:15:51.668Z. Cached copy · Source on lowercross.com

# Lower Cross

> Lower Cross is a private growth office in Greenwich, CT: one senior partner for paid media & acquisition, creative, retention and measurement.

Lower Cross LLC (The Private Growth Office) is based in Greenwich, Connecticut, and works across North America.
Founder & CEO: Jonathan Geller (Forbes 30 Under 30 (2016)). Chief Operating Officer: Zach Epstein.
Medallion is Lower Cross's reporting platform: Medallion reconciles channel data, internal figures, ad platforms, attribution and email into one view of spend, revenue and contribution.
Contact: hello@lowercross.com, +1-203-990-2888.

## Pages
- [Lower Cross](https://lowercross.com/): Lower Cross is a private growth office in Greenwich, CT: one senior partner for paid media & acquisition, creative, retention and measurement.
- [Expertise](https://lowercross.com/expertise): Eight growth levers run by one senior team: paid media, creative, site and conversion, email and SMS, brand, insight and analytics, tied to your goals.
- [Who we help](https://lowercross.com/who-we-help): For founders, private-equity investors and growth teams at consumer businesses whose growth has outgrown a roster of agencies.
- [Work](https://lowercross.com/work): Engagements with verified results: +400% apparel revenue in 90 days, +329% real-estate revenue, 29x ROAS for a PE-owned brand, and what changed in each.
- [Medallion](https://lowercross.com/medallion): Medallion reconciles channel data, internal figures, ad platforms, attribution and email into one view of spend, revenue and contribution.
- [The firm](https://lowercross.com/about): Founded by Jonathan Geller, Lower Cross is a private growth office in Greenwich, Connecticut: senior operators connected directly to the work.
- [Perspectives](https://lowercross.com/perspectives): Notes by Jonathan Geller on measurement, operating models and creative: why ROAS can rise while profit falls, and why more ads won't fix a weak offer.

## Expertise
- Performance media & acquisition: Google and Meta strategy, campaign management, budget allocation, and testing, grounded in acquisition cost and profitability.
- Creative strategy & production: Concepts, messaging, briefs, and assets. We test different ideas, then use the results to guide what gets made next.
- Competitive insight & analysis: Competitors' positioning, advertising, offers, and shopping experiences, studied to find openings for strategy and testing.
- Website & product-page design: Sites, landing pages, and product pages that connect the advertising promise to the purchase experience.
- Conversion & profit optimization: Offers, layouts, cart, checkout, and post-purchase tested to lift conversion and profit per session.
- Email, SMS & retention: Klaviyo setup and migrations, lifecycle strategy, flows, and campaigns that drive repeat purchase and customer value.
- Brand & positioning: Who the brand is for, what it promises, and why it wins, sharpened into messaging every channel can use.
- Analytics &
…

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