Stop Guessing. Start Growing with Data‑Driven Marketing.
Wasted ad spend, broken tracking, invisible on Google — we know these problems. Zass Tech builds your complete growth engine through Performance Marketing, Web Analytics, SEO, Data Analysis, and high-converting Landing Pages.
Growth Dashboard
Last 30 days
ROAS
4.2x
Conv. Rate
+38%
CPA
−46%
Platforms & Tools We Master
Every Service You Need to Scale With Confidence
We don't offer generic marketing packages. Every engagement is built around your specific growth problem — from broken tracking to scaling ad spend profitably.
4.2x
avg. ROAS
01
Performance Marketing
Turn ad spend into predictable revenue.
We manage Google Ads, Meta, and TikTok campaigns built around your unit economics — not vanity clicks. Every dollar tracked, every decision data-backed.
- Google Ads & PMax campaigns
- Meta & TikTok paid social
- First-party audience strategy
- ROAS-focused optimization
99%
data accuracy
02
Web Analytics
Fix your tracking. Trust your data.
Broken GA4, missing conversions, and unreliable attribution kill good campaigns. We rebuild your entire tracking infrastructure — server-side GTM, GA4, Meta CAPI — so your data is accurate.
- GA4 & GTM full setup
- Server-side tracking (CAPI)
- Conversion audit & recovery
- Custom dashboards & reports
+185%
organic traffic
03
Search Engine Optimization
Rank higher. Get found. Grow organically.
From technical SEO audits to content strategy and link building, we make sure your ideal customers find you before they find your competitors.
- Technical SEO audits
- On-page & content optimization
- Link building strategy
- Local & international SEO
2.4x
faster decisions
04
Data Analysis
Make decisions backed by real insight.
We dig deep into your funnel, cohort data, and customer behavior to surface opportunities your team has been missing. No spreadsheet overwhelm — just clear, actionable insight.
- Funnel & cohort analysis
- Customer LTV modeling
- Attribution modeling
- Weekly insight reports
+38%
conv. rate lift
05
CRO & Landing Pages
More conversions from the traffic you already have.
We audit your existing pages, identify friction, and build or optimize landing pages that convert visitors into customers — no extra ad spend required.
- CRO audits & heatmap analysis
- A/B testing strategy
- High-converting page builds
- Post-click experience design
100
Lighthouse score
06
Web Development
Fast, clean sites built for performance.
We develop lightweight, conversion-focused websites and landing pages using Next.js — optimized for Core Web Vitals, SEO, and seamless tracking integration.
- Next.js & React development
- Core Web Vitals optimization
- Tracking-ready architecture
- CMS integration
Not sure which service you need?
Book a free audit — we'll figure it out togetherWe Don't Just Run Campaigns. We Build Growth Systems.
Most agencies focus on one channel and hope for the best. We map your entire customer journey, fix what's broken, and build the infrastructure that makes every marketing dollar work harder.
Data First, Always
Every recommendation we make is backed by real numbers — not gut feel or best practices borrowed from someone else's industry.
Full-Funnel Ownership
We don't just run ads. We own the entire journey — tracking, traffic, landing pages, and reporting — so nothing falls through the cracks.
Transparent Reporting
You get a live dashboard and a weekly report written in plain English. No fluff, no spin — just what's working and what we're doing about what isn't.
We Only Win When You Win
Our pricing is tied to outcomes, not hours. If your revenue grows, we grow with you. That alignment changes how we work.
“Working with Zass Tech completely changed how we think about our marketing data. Within 60 days they fixed our attribution, rebuilt our GA4 setup, and doubled our ROAS on Google. The level of transparency and communication is unlike any agency I've worked with.”
Kristine Watson
VP of Marketing
Results That Speak for Themselves
Real outcomes from real partnerships. Click any card to see the problem, what we did, and the numbers that followed.
4.2x
avg. ROAS
−58%
avg. CPA drop
20+
brands scaled
The Problem
Stagnant ROAS despite increasing ad spend. Attribution was broken — 30% of conversions were being lost due to missing server-side tracking.
What We Did
Implemented server-side GTM container and Meta CAPI. Rebuilt Google Ads PMax campaigns using first-party data signals from Shopify.
The Problem
High CPA with low-quality leads. Campaigns were optimizing for form fills — not actual closed deals — leading to wasted spend.
What We Did
Consolidated GA4 conversion actions and launched offline conversion import to feed closed-deal data back into Google Ads for smarter bidding.
The Problem
Relying entirely on paid traffic with zero organic presence. No tracking in place — couldn't tell which campaigns were generating real jobs.
What We Did
Set up full GA4 + GTM tracking, built a local SEO strategy targeting high-intent keywords, and restructured Google Ads to bid on service-specific terms.
The Problem
iOS 14 update wiped out Meta attribution. ROAS dropped 60% overnight — the team had no visibility into what creative was actually working.
What We Did
Deployed server-side Meta CAPI with Shopify integration. Rebuilt creative testing framework and launched UGC-first TikTok campaigns.
Client names anonymised where requested. Results vary by industry, budget, and baseline.
The Zass Tech Growth Blueprint
Every engagement follows the same battle-tested framework — audit first, build the foundation, then scale with confidence. No shortcuts, no guesswork.
Typical Timeline
"Most agencies skip the audit and go straight to running ads. That's why most campaigns underperform. We never skip the foundation."
— Zass Tech, Growth Team
Deep Dive Audit
We start by tearing down your current setup — ad accounts, tracking, analytics, and site performance. We identify exactly where revenue is leaking and where the biggest growth opportunities are hiding.
Infrastructure Build
We rebuild the foundation. GA4, GTM, server-side tracking, Meta CAPI, and offline conversion imports — all configured and validated to ensure your data accuracy reaches 99%+.
Launch & Optimise
With clean data in place, we launch and iterate fast. Weekly creative tests, audience experiments, landing page optimisations, and SEO improvements — all measured against the metrics that actually matter to your business.
Scale Aggressively
Once unit economics are proven and the system is stable, we remove the ceiling. New channels, bigger budgets, expanded audiences — we scale what works until you dominate your niche.
Trusted by Growth Leaders
Don't take our word for it. Here's what founders, CMOs, and marketing directors say about working with Zass Tech.
“Zass Tech didn't just run ads — they rebuilt our entire data pipeline first. Within 90 days, our ROAS went from 1.9x to 4.6x. The transparency in reporting and the depth of strategic thinking is unlike any agency we've worked with.”
Alex Rivera
CMO, FinTech Solutions
“We struggled with attribution for years after iOS 14. Zass Tech's server-side tracking implementation finally gave us clarity on what was actually driving revenue. We scaled our Meta budget 4x in three months with full confidence.”
Sarah Chen
Founder & CEO, Luxe & Co.
“The CRO audit alone was worth the entire engagement. They found friction points we had completely overlooked for two years. After implementing their recommendations, our trial-to-paid conversion rate jumped 35% in under three weeks.”
Marcus Johnson
Head of Growth, SaaSify
“Before Zass Tech, we were invisible on Google and burning money on ads with no clear attribution. Six months in, organic traffic is up 185% and our cost per lead dropped from $78 to $29. Best investment we've made in marketing.”
Priya Sharma
Director of Marketing, HomeBase Pro
“The monthly data analysis reports Zass Tech delivers are genuinely the most actionable documents our team receives. They don't just show you numbers — they tell you exactly what to do next and why. Our team makes better decisions faster now.”
Daniel Park
E-commerce Manager, Urban Kicks
Average rating across 20+ client engagements
100% would recommend Zass Tech to others
Certified by the Platforms That Matter Most
Our certifications aren't just badges — they represent verified expertise, direct platform support, and access to beta features before they go public.
Certified Google Ads Partner
Official Meta Business Partner
Certified Shopify Partner
$2M+
Ad Spend Managed
20+
Brands Scaled
4.2x
Average ROAS
99%
Data Accuracy
Ready to Scale Your Business?
We work with a limited number of clients each quarter to ensure every engagement gets our full attention. Book your free audit before spots fill up.
Free No-Obligation Audit
We analyse your ad accounts, tracking setup, and site performance completely free — no strings attached.
Transparent Pricing
Flat retainer or performance-based models. No percentage of ad spend, no hidden fees.
Response Within 24 Hours
Every enquiry gets a personal response from our team — not an automated email sequence.
Currently accepting new clients for Q3 2025 — limited spots available.