Senior marketing leadership for San Diego companies. Remote-first with on-site capability across the California metro area.
Book a Free Strategy CallMark Gabrielli serves as a fractional CMO for companies in San Diego and across the California metro region. Remote-first engagement with on-site visits available. Engagements start at $7,500/month - a fraction of the cost of a full-time CMO in the San Diego market.
Find out what your first 90 days would look like.
Start here, free →Free, no obligation. If it's a fit, you'll pick a time to talk with Mark directly.Mark Gabrielli brings cross-sector marketing leadership to San Diego companies across multiple industries:
The San Diego market is competitive. Whether you're a funded startup in the tech corridor, a healthcare company scaling operations, or a professional services firm building a regional brand - senior marketing leadership accelerates growth. A fractional CMO gives you C-suite marketing expertise at a fraction of the full-time cost, typically saving $150K-$200K per year vs. a full-time hire while delivering higher strategic impact in the first 90 days.
Remote-first engagement means location within the San Diego metro is never a constraint. On-site visits are available for quarterly planning sessions, board meetings, executive team workshops, and key strategic moments across California.
Book a free 30-minute call to discuss your marketing challenges and get a clear recommendation.
Book Your Free Strategy CallResults measured in pipeline generated, CAC reduced, and revenue compounded -- not reports delivered or hours billed.
"We hired our fractional CMO without ever meeting in person. Within 60 days we had pipeline attribution, a demand generation system, and $1.2M in qualified opportunities. Geography is irrelevant when the work is strategy, data analysis, and pipeline architecture -- all of which happen on screens and in dashboards. The results are what show up in the CRM.",
"The best fractional CMOs are not local -- they are experienced. Restricting your search to your metro area eliminates most of the operators who have built demand generation systems at companies your size and stage. We found the right person through a national search and the engagement has been transformational. CAC dropped 41% in 90 days.",
"Every week: a 60-minute strategy call with real numbers. Every month: a board-ready pipeline report. Every quarter: a commercial review that reallocates budget toward what is working and away from what is not. That cadence produces CMO-quality commercial leadership at a fraction of full-time cost -- and it works completely remotely.",
Every MarkCMO engagement is structured to protect you. You stay because the results are compounding -- not because you are locked in. Cancel any time. No fees, no questions.
San Diego is a commercially specialized market with three dominant sectors that shape nearly every B2B commercial relationship in the region: defense and aerospace (San Diego is one of the largest defense contractor markets in the US), biotechnology and life sciences (San Diego's biotech corridor is third only to San Francisco and Boston), and technology (a growing software and SaaS ecosystem built partly on talent spillover from San Francisco). These three sectors create very different commercial cultures and buyer profiles that require distinct go-to-market approaches.
The defense and aerospace sector in San Diego creates specific commercial requirements for B2B companies that serve it: ITAR compliance considerations, security classification awareness, long procurement cycles, and a procurement culture that weights past performance and security credentials heavily over brand marketing. Companies serving the defense sector build their commercial strategy around demonstrated capability, regulatory compliance proof, and relationship development with program managers and contracting officers rather than through conventional digital content marketing.
San Diego's biotech corridor -- anchored by UCSD and the Torrey Pines research corridor -- creates a life sciences buyer community that requires scientific credibility in marketing content, regulatory awareness in claims, and proof of industry expertise before commercial relationships are pursued. The fractional CMO for companies serving biotech buyers builds the scientific thought leadership program, the clinical or research outcome proof library, and the regulatory-compliant content infrastructure that positions the company as a credible partner for biotech buyers.
What does a fractional CMO do for companies in this market?
A fractional CMO acts as your Chief Marketing Officer on a part-time basis -- typically 2-3 days per week -- with full executive accountability for strategy, team leadership, budget, and revenue outcomes. They own your entire marketing function and are accountable for pipeline generation and revenue attribution, not just deliverables.
How quickly will I see results?
Most engagements produce measurable outputs within 30 days: a GTM strategy, ICP definition, messaging architecture, and demand generation plan. Pipeline movement typically appears in 60-90 days as campaigns launch. Long-term compounding results build over 6-12 months.
Is there a long-term contract required?
No. Every MarkCMO engagement is month-to-month. There are no long-term contracts, no cancellation fees, and no lock-in. You stay because the results justify it. We offer a free GTM diagnostic before you commit to any paid engagement.
Do I have to sign a long-term contract?
No. Every MarkCMO engagement is month-to-month. There are no long-term contracts, no cancellation fees, and no lock-in clauses. You stay because the results justify it -- not because you are contractually obligated. We offer a free GTM diagnostic before you commit to any paid engagement so you can validate fit before spending a dollar.
How does the engagement start?
Step one is a free 30-minute GTM diagnostic call. We review your current situation, revenue goals, team structure, and the biggest gap between where you are and where you need to be. If there is a clear fit, we outline a 30-60-90 day plan and agree on scope. Most engagements are live within 5-7 business days of the diagnostic call.
Book a free GTM diagnostic call. No pitch. No pressure. We review your current situation, identify the single biggest gap in your marketing, and give you a clear path forward -- whether you hire us or not.
4.9★ rated • 193 client reviews • No long-term contracts • Month-to-month
Learn more about hiring a fractional CMO
30 minutes with Mark Gabrielli. No pitch. A direct read on your biggest marketing gaps and what moves revenue fastest. Responds personally within 24 hours.
60 seconds. Mark responds personally within 24 hours.
Mark will personally follow up within 24 hours.
Or reach him directly: [email protected] · +1 (321) 917-5738