B2B Marketing Agency - Seattle, WA

B2B marketing agency in Seattle focused on scientific and technical buyers

We help biotech, life science, medtech, and software companies across Seattle build marketing programs that reach technical buyers and generate qualified pipeline. Senior strategists with deep B2B experience and a relentless focus on measurable results.

Trusted by leading B2B companies

MicrosoftSciLeadsBio-RadInstemSophia Genetics
Seattle, WA

B2B marketing built for the Seattle market

Seattle is one of the fastest-growing life science and biotech hubs in the United States. Between South Lake Union (the primary innovation district with 1.6M square feet under construction), Dexter Yard, and communities throughout the greater Seattle metro, thousands of B2B companies are fighting for attention from the same technical buyers. Whether you develop therapeutics, diagnostics, medical devices, or sell B2B software to the life science industry, your marketing needs to be sharper than the competition.

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

1,180+
Seattle life science companies
30+
Seattle research institutions
$9B+
Seattle annual VC funding
N/A
Seattle industry workforce

Key companies in Seattle

Pfizer/SeagenBristol Myers SquibbAdaptive BiotechnologiesJust-Evotec BiologicsAGC BiologicsSana Biotechnology

Research institutions

University of WashingtonFred Hutchinson Cancer Research CenterAllen Institute for Brain ScienceSeattle Children's HospitalBenaroya Research Institute
Your Team

Real people. Real expertise. No runaround.

Marzipan is a lean team of senior B2B marketers. When you work with us, you get direct access to the strategists who plan and execute your campaigns. The people in the pitch are the same people delivering your results, month after month.

We keep things transparent and efficient. Fast communication, honest feedback, and a focus on outcomes over activity. Our clients appreciate that we do not waste their time or their budget.

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 Seattle 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

Seattle is a fast-growing hub for biotech, life science, and B2B technology. Standing out in this market requires an agency that understands complex sales cycles, technical buyers, and the competitive dynamics of the South Lake Union corridor. We have spent years building that expertise.

We keep our client roster intentionally small so that every account gets the attention it deserves. Your team will know your product, your market position, and your pipeline goals. That depth of understanding is what makes the difference between marketing that works and marketing that just costs money.

B2B marketing specialists

We focus on B2B companies in technical and scientific markets. From South Lake Union biotech to Eastside SaaS, we understand the buying processes and decision-makers that matter in the Seattle ecosystem.

Senior-only team

No junior account managers, no outsourced work. Every person on your account is an experienced B2B marketer who has worked with companies in life science, technology, and professional services.

Measured by pipeline

We connect every marketing activity to pipeline contribution and revenue. Our reporting shows your leadership team the direct commercial impact of every dollar spent on marketing.

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

How visible is your brand in AI search?

Our free AEO Audit analyzes your brand across ChatGPT, Perplexity, and Google AI Overviews. Get a full report on your AI visibility, technical readiness, and competitive positioning in under two minutes.

Run Your Free AEO Audit
Choosing an Agency

What to look for in a Seattle B2B marketing agency

The Seattle market 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 Seattle business landscape

Seattle is a major hub for biotech, life science, medical devices, and B2B software. Companies like Pfizer/Seagen, Bristol Myers Squibb, Adaptive Biotechnologies, and Just-Evotec Biologics are headquartered here, alongside 1,180+ life science companies and a thriving ecosystem of B2B technology firms. The University of Washington alone has spun off 110 active companies with over $9B in cumulative funding.

That concentration creates both opportunity and competition. The decision-makers you are trying to reach in the Seattle area are constantly targeted by your competitors. 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 the market.

How we work with Seattle-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 Seattle 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 Seattle market well, we understand the local business ecosystem, and we have a strong track record of delivering results for companies in the area.

Industries we serve in Seattle

Life Science & BiotechHealthcare & MedtechMedical DevicesB2B TechnologySaaS & SoftwareProfessional Services

Channels we manage

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

Want to accelerate your growth?

Book a 30-minute discovery call with our team. We will discuss your current marketing, your pipeline goals, and whether Marzipan is the right fit.

FAQs

Common questions about B2B marketing in Seattle

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. 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 Seattle?

Yes. While we work with a number of companies in the Seattle area, 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 professional services organizations. 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.