B2B Marketing Agency - San Francisco, CA

B2B marketing agency in San Francisco built for complex sales cycles

We help biotech, life science, SaaS, and technology companies across the Bay Area generate qualified pipeline through marketing programs built for technical buyers and long sales cycles. Senior strategists, measurable revenue.

Trusted by leading B2B companies

MicrosoftSciLeadsBio-RadInstemSophia Genetics
San Francisco, CA

B2B marketing built for the San Francisco market

San Francisco and the broader Bay Area form the world's largest biotech cluster and one of the most competitive B2B markets anywhere. From the purpose-built labs of South San Francisco to the research campuses of Mission Bay and the VC firms lining Sand Hill Road, thousands of biotech, SaaS, and technology companies are competing for the attention of the same buyers. Whether you are commercializing a therapeutic, launching a diagnostic platform, or scaling a B2B SaaS product, your marketing needs to match the sophistication of this market.

Where science meets strategy. We help San Francisco-area B2B companies cut through the noise with marketing programs that reach the right buyers and build qualified pipeline.

2,000+
San Francisco life science companies
60+
San Francisco research institutions
$12B+
San Francisco annual VC funding
200,000+
San Francisco industry workforce

Key companies in San Francisco

GenentechGilead SciencesBioMarin PharmaceuticalVir BiotechnologyFibroGen

Research institutions

UCSFStanford UniversityGladstone InstitutesChan Zuckerberg BiohubBuck Institute for Research on Aging
Your Team

Real people. Real expertise. No runaround.

At Marzipan, you work with the strategists who actually execute your campaigns. We are a tight-knit team of senior B2B marketers with deep experience in biotech, SaaS, and healthcare. The people you meet on the first call are the same people delivering results every month.

We pride ourselves on being low-drama and high-output. Clear communication, fast turnarounds, and a genuine investment in your success are what you can expect.

Learn more about the team
Joe Chamberlain

Joe Chamberlain

Head of Digital Marketing

Paul Wright

Paul Wright

Head of Operations & Automation

Thomas Thornton

Thomas Thornton

Head of Advertising, Data & Analytics

What We Deliver

Full-service B2B marketing for San Francisco companies

Everything your marketing team needs, delivered by senior specialists who understand your industry and your buyers.

Proven Results

Real results for B2B clients

Numbers from our work with B2B and life science organizations.

6.6x
ROI on paid media
83%
Decrease in cost per lead
$5M+
Client revenue generated
+100%
Pipeline growth
Our Work

Case studies from B2B clients

Why Marzipan

A B2B marketing partner that gets it

The Bay Area is full of agencies, but few have the B2B depth to handle complex sales cycles, technical buyers, and regulated industries. We have spent years working with biotech, SaaS, and professional services companies, learning what drives real commercial outcomes versus what just looks good in a report.

We are a small, focused team. That means you will never be just another logo on a wall. Your strategists will know your product, your market, and your pipeline goals as well as your own team does.

Built for B2B

We work exclusively with B2B companies. From South San Francisco biotech to Peninsula SaaS, we understand the complex sales cycles and technical audiences that define the Bay Area market.

Senior strategists

Our team is made up of experienced marketers who have spent years in B2B and life science. No junior account managers, no outsourced execution. You get senior people who own your results.

Revenue-focused

We measure success by pipeline contribution and revenue, not clicks and impressions. Every program we build connects marketing activity to the metrics your leadership team cares about.

Working with Marzipan was a turning point for our digital strategy. The new site is fast, scalable, and delivers qualified leads every week.

Mike Thurogood

VP Marketing, Instem

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Choosing an Agency

What to look for in a San Francisco B2B marketing agency

The Bay Area has no shortage of agencies that call themselves B2B specialists. Here is how to tell the real ones from the generalists.

Look for industry experience

The best B2B agencies have direct experience in your sector. Whether you are in technology, manufacturing, professional services, or life science, your agency should understand your buyers, your sales cycle, and the competitive dynamics of your market. Ask for case studies in your industry, not just testimonials from unrelated clients.

Ask who does the work

One of the most common complaints about agencies is the bait-and-switch: senior people show up for the pitch, then you get handed off to juniors. Ask specifically who will be on your account, what their experience level is, and whether the people in the pitch meeting are the same people doing the day-to-day work.

Demand measurement from day one

A good B2B agency does not just run campaigns and send reports. They build the infrastructure to connect marketing activity to pipeline and revenue. That means CRM integration, lead scoring, attribution modeling, and dashboards your leadership team can actually use. If they cannot show you cost per opportunity, walk away.

Check for strategic depth

Execution is important, but strategy is what separates a vendor from a partner. Your agency should be able to challenge your thinking, bring new ideas to the table, and connect your marketing activity to your broader commercial goals. If every conversation is about tactics and deliverables, you are paying for hands, not heads.

Why B2B marketing is different

B2B buying decisions involve multiple stakeholders, longer evaluation periods, and higher deal values than consumer purchases. That changes everything about how marketing should work. Your content needs to educate and build trust over weeks or months, not generate impulse clicks. Your campaigns need to reach specific job titles at specific companies, not broad demographics. And your measurement needs to track the full journey from first touch to closed deal, not just form fills.

Most marketing agencies were built for B2C or light-touch B2B. They know how to drive traffic and generate leads, but they struggle with the nuance of complex sales cycles, multi-stakeholder buying committees, and content that needs to pass muster with technical audiences. That is the gap a specialist B2B agency fills.

The San Francisco business landscape

The San Francisco Bay Area is the birthplace of biotechnology and remains the world's largest biotech cluster. South San Francisco alone houses over 200 biotech companies, anchored by Genentech, which was founded there in 1976. Across the bay, UCSF's Mission Bay campus and the Chan Zuckerberg Biohub drive research that feeds directly into commercial drug development and diagnostics.

Beyond life science, the Bay Area is home to thousands of B2B SaaS and technology companies, many of which face the same marketing challenges: long sales cycles, technical buyers, and crowded competitive landscapes. The concentration of venture capital on Sand Hill Road means new companies are constantly entering the market, raising the bar for marketing sophistication across every sector.

That density creates both opportunity and fierce competition. The decision-makers you are trying to reach in the Bay Area are constantly targeted by your competitors, many of whom are well-funded. Standing out requires marketing that demonstrates genuine understanding of their challenges, and an agency that can execute at a level that matches the sophistication of this market.

How we work with San Francisco-area companies

We work as an extension of your marketing team. That means regular check-ins, shared project management tools, and transparent reporting on everything we do. Most client relationships start with a discovery call where we learn about your market, your goals, and the challenges your team is facing. From there, we build a tailored strategy and execute against it month by month.

We are not a local San Francisco agency. We are a specialist B2B marketing agency that works with clients across the US and internationally, with particular depth in life science, healthcare, and technology. But we know the Bay Area market well, we understand the local biotech and technology ecosystems, and we have a strong track record of delivering results for companies in the region.

Industries we serve in San Francisco

Life Science & BiotechHealthcare & MedtechB2B Technology & SaaSDiagnostics & GenomicsProfessional ServicesManufacturing & Industrial

Channels we manage

  • SEO & content marketing
  • Google Ads & paid search
  • LinkedIn advertising
  • Email automation & nurture
  • Marketing operations & CRM
  • Website design & conversion

Ready to build real pipeline?

Schedule a 30-minute discovery call. No sales pitch, no obligation. We will talk through your goals and see if there is a fit.

FAQs

Common questions about B2B marketing in San Francisco

What does a B2B marketing agency do differently than a general marketing agency?

A B2B marketing agency focuses on selling to businesses rather than consumers. That means longer sales cycles, multiple stakeholders, higher deal values, and content that needs to educate and build trust over time. For industries like life science and biotech, it also means understanding regulatory constraints, technical buyer personas, and complex procurement processes. A generalist agency simply will not have this depth of knowledge.

Why should I hire a B2B marketing agency instead of building an in-house team?

Building an in-house team that covers strategy, SEO, PPC, content, email automation, and analytics is expensive and time-consuming, especially in the Bay Area where marketing talent commands premium salaries. A specialist B2B agency gives you access to senior-level expertise across all of these disciplines from day one, without the overhead of recruiting, training, and managing a full department. Most of our clients work with us alongside a lean internal team, where we handle execution and they focus on product marketing and stakeholder alignment.

How do you measure the ROI of B2B marketing?

We track metrics across the full funnel. At the top, we measure organic rankings, traffic, and brand visibility. In the middle, we look at content engagement, email performance, and lead quality. At the bottom, we track marketing qualified leads, sales pipeline contribution, and cost per opportunity. Everything connects back to your CRM so you can see exactly which marketing activities are driving revenue.

Do you work with companies outside of San Francisco?

Yes. While we work with a number of companies in the San Francisco Bay Area, including South San Francisco, the Peninsula, and the East Bay, we serve B2B and life science clients across the United States and internationally. Our team operates as a seamless extension of your marketing department regardless of where you are based.

What industries do you specialize in?

We specialize in B2B marketing for life science, biotech, pharmaceutical, medtech, and healthcare companies. We also work with B2B SaaS and technology organizations, which makes the Bay Area a natural fit given the concentration of both biotech and tech companies here. Our deepest expertise is in industries where the buyer is technical, the sales cycle is long, and credibility is everything.

How long does it take to see results from B2B marketing?

Paid channels like Google Ads and LinkedIn can generate qualified leads within the first 30 to 60 days. SEO and content marketing typically take three to six months to build meaningful organic visibility, though the compounding returns make it one of the highest-ROI channels over time. We set realistic timelines during our discovery process and report progress against them monthly.