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Shopify Expert in San Diego

Mark GabrielliBy Mark Gabrielli · Fractional CMO & COO · Last updated: May 2026

A Shopify Expert and Fractional CMO for San Diego Ecommerce Founders, Working Remotely

San Diego builds some of the best supplement, active lifestyle, and craft beverage brands in the country, and most of them plateau for the same reason: the store is treated as a design project instead of a growth engine. I run that engine as your fractional CMO, conversion, retention, and paid working as one system, and I build the owned version of it inside your company so the growth compounds into equity instead of vendor invoices. I am not located in San Diego, and that is fine, this work is systems and data.

$50M+Revenue Generated
19+Ventures Built
30Days to First Results
4.9★193 Reviews
90%Retention Rate
CROConversion First
OwnedYou Keep the IP
Full StackStore to Ads to Email
Quick Answer

A Shopify expert for a San Diego brand makes the store make money, not just look coastal-clean. The high-value work is conversion rate optimization, a compliance-aware retention system in email and SMS, efficient paid acquisition, subscription for consumables, and analytics you can trust. Hire a freelancer for a single task. Hire a fractional CMO who knows Shopify and the San Diego categories when you want someone to own the revenue number, sequence the roadmap, and build the growth infrastructure your business keeps. I work with San Diego founders remotely, at 5,000 to 40,000 dollars per month.

The San Diego market reality for ecommerce brands

San Diego is not a generic ecommerce town. It is a national hub for health, sports nutrition, and supplements, for active lifestyle and surf and outdoor gear, for craft beverage, and for biotech-adjacent consumer brands, with deep cross-border manufacturing ties into Tijuana. That mix shapes how a Shopify store here has to be built. A supplement brand carries claim rules that a generic apparel store never thinks about. An active lifestyle label lives on brand and community, not just discounts. A consumables brand only works if repeat purchase is engineered from day one. And a brand sourcing across the border has to price acquisition against real lead times and landed margin.

Most of the Shopify help available to San Diego founders ignores all of that. It edits the theme, installs an app, and calls it growth. When your revenue is stuck, the paid channel is getting more expensive, and the email list is not pulling its weight, that is a strategy problem specific to your category, not a design problem. That is the one I answer first, and it is why I start every San Diego engagement with a two week diagnostic before we build anything.

The Shopify growth engine, built for San Diego categories

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Your revenue does not live inside Shopify. It lives across the storefront, your retention system in email and SMS, Meta and Google for acquisition, your analytics, and your fulfillment and margins. For a San Diego supplement or active lifestyle brand, those pieces have to reinforce each other or spend just looks busy while the revenue line stays flat. Conversion work on the store lifts the return on every ad dollar. Retention flows raise lifetime value so acquisition can afford to bid higher. Clean analytics tells the truth about which product and which audience actually pays back.

When five different freelancers run those slices, each optimizes their piece and nobody owns the whole. A fractional CMO runs the stack as one engine. For a consumables brand that means subscription and replenishment sit at the center, not bolted on. For an active lifestyle label it means the brand story carries the paid creative instead of fighting a race to the bottom on price. That coherence is the difference between a Shopify expert who ships tasks and a growth leader who owns the San Diego revenue number.

Compliance-aware growth for supplements and wellness

Because San Diego is a supplement and sports nutrition center, a lot of the stores I look at here are one aggressive claim away from a problem. Growth that creates regulatory risk is not growth. I build store copy, email and SMS flows, and paid creative to be compliance-aware from the start, structure-function language rather than disease claims, review-friendly product pages, and retention sequences that sell repeat purchase without overpromising. That way the systems pass your compliance review the first time instead of getting torn out and rebuilt after a flag.

I am your marketer, not your regulatory counsel, so your compliance reviewer stays in the loop. But designing for that review from day one keeps the growth fast, because nothing has to be walked back. For active lifestyle and craft beverage brands the same discipline applies to substantiation and, for anything alcohol-adjacent, to the shipping and age rules that vary by state.

The remote model, and why it works for San Diego

I am not located in San Diego, and I do not pretend to be. There is no local office and no local phone number, because this work does not need one. Scaling a Shopify store is a systems and data problem, run inside your store, your analytics, and your ad accounts. A remote fractional CMO who has built this engine across many brands is worth more to a San Diego founder than a local generalist who has not, and you get that senior strategy without the overhead of a full time hire.

What matters is not a shared zip code, it is a shared revenue number and a roadmap we both trust. We work over the tools your team already uses, I run the diagnostic and the build remotely, and the owned systems live inside your company from the start. San Diego founders get the same engine my other ecommerce clients get, sequenced to the categories that make this market what it is.

Build it in-house, so growth becomes equity

Here is the part most agencies will not tell a San Diego founder. When an agency runs your Shopify growth, you rent their process and their tools, and they keep the intellectual property. Every month you pay an invoice that leaves nothing behind. The day you stop paying, the capability leaves with them.

I work the other way. I run the growth now, and I build the owned version of every system inside your company alongside your team: your conversion framework, your retention automations, your subscription logic, your reporting, and the custom tooling a generic app cannot do. To keep costs down and control up, we build these in-house rather than stacking third party subscriptions that own your data. The systems, the data, and the automations become assets on your side of the table, which is what raises the internal value of the business. When you eventually sell, raise, or hand off, you hand off owned infrastructure, not a vendor relationship. For San Diego stores ready for it, that owned layer becomes a real software build you control.

The Bottom Line

An agency invoice is a cost. An in-house build is an asset. A fractional CMO who does both gets a San Diego brand the growth today and the equity tomorrow, and it converts into real software you own.

The tools and platforms I trust for Shopify stores, along with the ones I use to build owned infrastructure, are on my resources page. If you want to see the stack before we talk, start there.

See the tools and platforms I use

Freelancer, agency, or fractional CMO

Use a Shopify freelancer when you have a defined task and you know it is the right one: a theme fix, an app install, a one-time migration. Expect 50 to 150 dollars per hour and a clean handoff. Use an agency when you want to fully outsource execution and you are comfortable that they keep the process and the IP. Expect a retainer and a slower path to owning anything.

Use a fractional CMO when the problem is that revenue is stuck and you need someone to own the outcome, not just the output. You get senior strategy, a sequenced roadmap, and execution across the whole stack, at 5,000 to 40,000 dollars per month instead of the 200,000 dollars plus a full time CMO costs loaded. For a San Diego supplement, active lifestyle, or craft beverage brand you also get someone who knows the category rules and the subscription math, and you get the in-house build, so the work compounds into your business rather than into a vendor invoice.

How we start

It begins with a short intake so I understand your store, your revenue, your category, and where you are actually stuck, including any cross-border sourcing or compliance constraints. From there I run the diagnostic, show you the two or three levers that move your number the most, and we agree on scope. You see results inside the first 30 days because we start with the highest-return work, not a six month strategy deck. No phone tag and no pressure. Tell me about your store and I will tell you honestly whether I can help.

Shopify expert in nearby markets

I work remotely with ecommerce founders across the West and nationwide. If you want the market-specific version, these pages cover what scaling a Shopify store looks like nearby: Los Angeles and Phoenix. For the head guide, see the Shopify expert hub, and for the full stack of platforms I work across, see the platform experts hub.

Shopify expert in San Diego FAQ

Do you work with San Diego Shopify stores if you are not based there?

Yes. I work remotely with San Diego ecommerce founders and run the same full engine I would on site: conversion, retention, paid, and clean analytics. Being remote is an advantage for a supplement or active lifestyle brand, because the work is systems and data, not foot traffic. You get senior strategy focused on your revenue number without the overhead of a local hire, and we build the owned version of every system inside your company as we go.

Can you handle supplement and wellness compliance on Shopify?

San Diego is a national hub for supplements and sports nutrition, and those categories carry real claim rules. I build store copy, email flows, and paid creative to be compliance-aware, structure-function language rather than disease claims, so growth does not create risk. I am a marketer, not your regulatory counsel, so we keep your compliance reviewer in the loop, but the systems I build are designed to pass that review the first time instead of getting rebuilt after.

How much does a San Diego Shopify expert cost?

Task-based Shopify freelancers run 50 to 150 dollars per hour. A fractional CMO who owns Shopify growth strategy for a San Diego brand runs 5,000 to 40,000 dollars per month depending on revenue and scope. The freelancer ships a task. The fractional CMO owns the revenue number, sequences the roadmap, and builds the retention and reporting infrastructure your business keeps.

Do you understand subscription models for consumable San Diego brands?

Yes. Supplements, craft beverage mixers, and other consumables live or die on repeat purchase, so subscription and replenishment are core, not an afterthought. I build the subscribe-and-save logic, the churn-reducing email and SMS flows, and the cohort reporting that tells you real lifetime value. For San Diego brands with cross-border sourcing in Tijuana, I also factor lead time and margin into how aggressively we can bid on acquisition.

Book a qualified call

A working strategy call, not a sales pitch

In 30 minutes I will pressure test your growth, name the two or three levers actually moving your revenue, and tell you honestly whether a fractional CMO is the right move right now. No deck, no pitch. If we are not a fit, I will point you to who is.

Book a call if you are

  • Doing $50k or more per month, or funded and scaling
  • Ready to invest $5,000 to $40,000 per month in growth
  • After an operator who builds owned systems, not just advice

Maybe not yet if you are

  • Pre revenue with no growth budget yet
  • Shopping for the cheapest freelancer
  • After a done for you agency you never actually own

Start with the CMO Engine at $33 per month instead.

Free, and genuinely no pitch. If it is not a fit, you will still leave with a clear next step.

Find out what your first 90 days would look like.Start here, free →