Building Your Martech Stack

Every company that markets online is already running a martech stack, even if they have never called it that. The question is not whether you have one. The question is whether yours is intentional or accidental. A well-built stack earns you back hours per week and makes your data reliable. A poorly built one quietly bleeds budget, creates duplicated data, and leaves your team confused about which number to trust.

Quick Summary

• A martech stack is your complete set of marketing software tools, working together across the customer journey.
• There are over 15,500 martech tools available in 2026, choosing the right ones matters far more than having many.
• Marketers actively use only about 49% of their stack's capability, meaning most companies are over-tooled and under-integrated.
• The biggest failure mode is not weak tools, it is fragmented data caused by poor integration between tools.
• Start with goals, not tools. Map your customer journey first, then find software to support each stage.

What "Martech Stack" Actually Means

"Martech" is a blend of "marketing" and "technology." A stack is a layered set of software tools, each tool handles one job, and together they cover the entire marketing operation from attracting strangers to retaining loyal customers.

Think of it like a restaurant kitchen: you need a fridge (data storage), a stove (campaign execution), knives (content creation tools), and a POS system (analytics). Each tool has a specific job. When they work together cleanly, the kitchen runs fast. When they do not connect, every chef is guessing.

The Six Layers of a Martech Stack

Every functional martech stack covers these six areas. You do not need one tool per area on day one, but you need a plan for each.

Layer 1: Data and Audience

This is your foundation. It answers the question: "Who are my customers and what do we know about them?"

• CRM (Customer Relationship Management): A database of every contact, deal, and interaction. Think HubSpot CRM, Salesforce, or Pipedrive.
• CDP (Customer Data Platform): A tool that pulls data from every channel (website, email, ads) into one unified customer profile. Think Segment (by Twilio) or Klaviyo.

CRM adoption sits at roughly 72% across companies with any marketing stack, it is the closest thing to a universal starting point.

Layer 2: Campaign Execution and Automation

This layer runs your campaigns without you manually pressing send on everything.

• Email marketing: Brevo, Mailchimp, or ActiveCampaign.
• Marketing automation: Sequences of actions triggered by customer behavior. Example: someone downloads your ebook, they automatically get an email 2 days later with a related article.
• Social media scheduling: Buffer, Metricool, or Hootsuite.

65% of marketers automate their email marketing, making it the most-automated marketing activity by far.

Layer 3: Content and Distribution

This covers creating and publishing your content.

• CMS (Content Management System): Where your website content lives. WordPress, Webflow, or Contentful.
• Design tools: Canva, Figma, or Adobe Creative Suite.
• Video: Loom for quick recordings, Descript for editing.

Layer 4: Advertising Technology (Adtech)

This layer manages paid media: buying ad placements, targeting audiences, and optimizing spend.

• Google Ads, Meta Ads Manager, LinkedIn Campaign Manager.
• DSPs (Demand-Side Platforms) for programmatic buying: StackAdapt, DV360.

Layer 5: Search and Visibility

This covers how people find you organically.

• SEO tools: Ahrefs, Semrush, or Moz for keyword research and site audits.
• Search Console: Google's free tool for seeing how your site performs in Google search.

Layer 6: Analytics and Reporting

This layer tells you what is working.

• Web analytics: Google Analytics 4 (GA4), free and the industry standard.
• Attribution: Understanding which channel gets credit for a sale. Tools like Triple Whale or Northbeam for ecommerce.
• Dashboards: Looker Studio (free) to pull data from multiple tools into one view.

Real Company Examples

Verizon: Clarity Over Complexity

Verizon, one of the largest telecoms in the US, has submitted their martech stack to the annual Stackie Awards four times. Their defining principle, visible in every submission: "clean layouts emphasizing the flow of marketing operations for the customer journey." They deliberately prioritize clarity over complexity, meaning every tool in their stack has a named owner and a defined role in the customer journey. This is notable because Verizon operates at enterprise scale (millions of customers) yet still believes in trimming and organizing rather than adding more tools.

ChurnZero: AI-First Stack in 2024

ChurnZero, a customer success platform, won a 2024 Stackie Award with a music-themed stack visualization that revealed one striking fact: 80% of the products in their stack use AI features. Rather than adopting separate AI tools, they built AI into their core platforms, meaning their CRM, automation, and analytics tools all had AI embedded. This approach avoids tool sprawl while still getting AI capabilities at every layer.

Why Most Stacks Fail

The data here is sobering. Gartner's most recent martech utilization survey (fielded in 2025) found marketers actively use only 49% of their stack's capability, up from a low of 33% in 2023 but still meaning roughly half of what companies pay for sits idle. Older 2024 benchmarks reinforce the pattern:

• 61% report their stacks are only "somewhat effective."
• The average enterprise uses 91 different marketing cloud services.
• 36% of marketers want to reduce their number of tools, not add more.

The root cause is almost never weak tools. It is fragmented data. When your email tool does not talk to your CRM, which does not talk to your ad platform, you end up with three different versions of "how many leads did we get last month?", and nobody trusts any of them.

How to Build Your Stack (Step by Step)

Step 1: Start With Goals, Not Tools

Write down what you need marketing to do in the next 12 months. Examples:

• "Get 50 qualified sales leads per month."
• "Grow our email list to 5,000 subscribers."
• "Reduce customer churn from 8% to 5%."

Each goal points to specific tool categories you need. "Get leads" points to landing page tools, a CRM, and email automation. "Reduce churn" points to email automation and a CDP for behavioral tracking.

Step 2: Audit What You Already Have

List every tool your team currently pays for or uses. Check for:

• Duplicates: two tools doing the same job.
• Ghost tools: subscriptions nobody uses anymore.
• Gaps: jobs that nobody has a tool for.

Most audits reveal 2-3 redundant tools and 1-2 critical gaps.

Step 3: Prioritize Integration Over Features

When choosing between two tools with similar features, always pick the one with better integrations. Ask: "Does this have a native integration with our CRM?" A tool with fewer features but clean data sync beats a feature-rich tool that requires manual exports.

Scott Brinker, the most cited authority on martech, frames it this way: "Are tools open? Do they have open APIs? Can you add or remove things relatively easily? Flexibility is a competitive advantage."

Step 4: Phase Your Build

Do not try to build the perfect stack on day one.

• Month 1-3: CRM + web analytics + one email tool. Get these three talking to each other.
• Month 4-6: Add SEO tools and social scheduling.
• Month 7-12: Add automation, then consider a CDP once your data volume justifies it.

Step 5: Review Quarterly

13% of companies never review their martech stack. This is how you end up paying for tools you stopped using 18 months ago. Set a quarterly calendar reminder: list every tool, check usage data, cut what nobody uses.

The Martech Market in Numbers (2026)

• 15,500+ martech solutions available (up from 150 in 2011), though growth has nearly stalled since 2025.
• $27.1 billion: US martech spending in 2024, up 28% from 2022.
• $215 billion: projected global martech market by 2027.
• 19.4% of total marketing budgets now allocated to martech on average, down from 26.6% in 2021 as CMOs tighten scrutiny on tool ROI.
• 68% of CMOs say martech is critical for meeting customer expectations.
• 80% of companies say martech gives them a competitive edge.
• 44% of marketers use more than five tools in their stack.
• 68.6% of organizations now use generative AI tools as part of their martech stack (6th most popular category in 2025).

Starter Stack by Company Size

The One-Line Takeaway

Your martech stack is only as strong as its weakest integration, pick fewer tools that share data cleanly over many tools that live in silos.