As an e-commerce digital marketing agency in Chennai, we scale D2C and marketplace brands on contribution margin, not screenshot ROAS — full-funnel acquisition, retention flows and creative velocity that compound revenue month after month, whether you're searching for e-commerce digital marketing services or a full-stack growth partner.
You need one team accountable for the full revenue equation — traffic × conversion × AOV × repeat rate — reported on blended, margin-aware numbers. That's the entire way we work.
Acquisition engineered for contribution margin.
The channel that fixes your CAC math.
Every 0.1% CVR makes growth cheaper everywhere.
Where D2C profit actually lives.
Win the shelf where half of India shops — Amazon & Flipkart.
The real scaling bottleneck in 2026 is creative, not budget.
High-return-rate economics demand margin-aware scaling. Drop-launch playbooks, size/fit content to cut returns, seasonal creative calendars, and UGC engines.
Education-led funnels: ingredient content, compliant before/after frameworks, routine-building AOV plays, and subscription conversion for repeat categories.
Trust-first growth: FSSAI-aware claim-compliant creatives, first-order trial funnels, and subscription/reorder flows where the LTV math works.
Considered purchases with longer windows: retargeting sequences, comparison content, high-AOV bundles, and marketplace-D2C channel balance.
Deep Shopify fluency: theme speed optimization, app-stack rationalization, checkout extensibility, and native Klaviyo / WhatsApp / loyalty integrations.
Amazon / Flipkart-native businesses ready to build D2C equity — or scale marketplace share profitably with PPC + organic rank strategy.
Founders search for this work under different names — an "e-commerce marketing company," an "e-commerce digital marketing agency," "e-commerce digital marketing services." To us it's one job: own the full revenue equation, not just run ads.
Being headquartered in Chennai — a major logistics and port hub with deep 3PL, warehousing and Shiprocket-class fulfillment infrastructure serving South India — means our team sees COD, RTO and shipping-SLA realities most out-of-town agencies only see as a line item on a P&L. That shapes real decisions: which offers cut return rates, how COD-confirmation flows are sequenced, and how regional-language creative performs alongside national campaigns. It's a different lens than a Mumbai or Delhi vendor working off a generic national template.
Since 2018, ZielDigital has scaled digital marketing for 150+ brands across 12+ industries from our Chennai office, e-commerce and D2C among the largest. Read more about our team and story.
Four mechanisms, zero adjectives — this is how a profit-first account is actually run.
Onboarding loads COGS, shipping, returns and payment costs into reporting. "Profitable CAC" is defined in week one — per product line.
MER / blended CAC is the north star. Platform numbers are used for optimization, never for celebration.
Budgets step up only when margin holds at the new level. We've paused spend at 4x ROAS because contribution said so.
If CVR, AOV or repeat rate is the bottleneck, we fix that — instead of buying more traffic to leak.
We've paused spend at 4x ROAS because contribution margin said so. If CVR, AOV or repeat rate is the bottleneck, we fix that — instead of buying more traffic to leak.
Scaled while doubling spend, with contribution margin held above target the entire way.
Read Case Study →Email + WhatsApp flows made retention drive 38% of monthly revenue at near-zero CAC.
Read Case Study →PDP + checkout CRO delivered 2.4x revenue on the same traffic — no extra ad spend.
Read Case Study →Every number here is blended and margin-aware — ROAS, CAC, CVR, repeat rate and contribution margin, internally consistent and reverse-engineerable. No platform-attributed fairy tales.
Margins, CAC reality, channel P&L and tracking health.
Traffic × CVR × AOV × repeat, with a target per lever.
Tracking/CAPI, feed, PDP speed, flow gaps — before scaling spend.
Weekly creative & offer tests; budget steps gated on margin.
Retention, SEO and CRO stack so paid isn't carrying the whole P&L.
Accounts typically stabilize in 30 days and scale meaningfully by day 60–90 — and the retention + SEO layers change your CAC math from month 3.
We talk CAC:LTV, MER and contribution margin natively — no translation layer.
The three levers that must move together, under one roof.
India's highest-ROI retention channel, fully productized.
One team balancing both channels' P&L, not fighting over it.
Server-side, CAPI, post-purchase surveys — attribution triangulated, not assumed.
Ad accounts, pixels, flows, creative files — always yours.
90-day maximum commitment. We retain on results.
ZielDigital has delivered e-commerce digital marketing services since 2018 — 150+ brands managed across 12+ industries, ₹85 Cr+ in D2C revenue generated to date. Credentials that are audited, not bought.
"They held our CAC while we 3x'd spend — and the ROAS was blended, not a screenshot. First agency that opened our real P&L instead of a platform dashboard."
"The moment I trusted them: they told us to pause scaling because margin wasn't there yet. Weekly comms, honest calls, no vanity metrics. Retention now funds half our growth."
Ads are one lever of four. A real growth partner also fixes conversion (PDP, checkout, speed), builds retention (email, WhatsApp, loyalty), and often SEO and marketplace — because scaling spend on a leaky funnel just loses money faster. We own the full equation of traffic × conversion × AOV × repeat rate, reported on blended, margin-aware numbers.
We work best with brands doing meaningful monthly revenue with product-market fit and healthy-enough margins to scale — roughly the point where paid can be scaled profitably. If you're pre-PMF or your unit economics don't yet support an agency, we'll tell you honestly in the audit rather than take you on. Your revenue-range answer on the form lets us assess fit instantly.
Blended, always, as the headline. Platform-attributed ROAS double-counts and flatters — it's useful for in-account optimization but dangerous for business decisions. We report MER and blended CAC against your true contribution margin, triangulated with server-side data and post-purchase surveys, so the number you scale on is the number your bank account agrees with.
Yes — and we usually insist on it before scaling. We set up server-side tracking and CAPI, clean your GA4 and pixel data, add post-purchase surveys, and reconcile platform numbers against blended reality. Scaling spend on broken attribution is how brands burn budget confidently in the wrong direction. Foundation fixes come before the gas pedal.
Yes. We manage marketplace listing SEO, A+ content and sponsored ads with TACOS discipline, and — crucially — we set channel strategy across marketplace and D2C so they stop cannibalizing each other on price and margin. One team measuring both channels' P&L makes far better decisions than two teams optimizing in isolation.
We produce them. In 2026 creative is the real scaling bottleneck, not budget, so we run a performance-creative pipeline — statics, motion and UGC — plus creator sourcing and licensing. Monthly creative sprints are tied directly to what your ad account is learning, so new concepts replace fatigued winners before performance drops.
WhatsApp is India's highest-ROI retention channel and badly under-used. We build opt-in journeys, abandoned-cart and browse recovery, COD-confirmation flows (which cut RTO), post-purchase and reorder nudges, and broadcast campaigns — all through the official Business API on platforms like Interakt or Wati. Done right it rivals or beats email on revenue per contact.
Three things: we report blended margin-aware numbers (not screenshot ROAS), we'll tell you to pause spend when contribution says so, and you own every account, pixel, flow and file. Add weekly transparent comms and a 90-day maximum commitment — we retain on results, not contracts. If we're not driving profit, you leave, and you keep everything we built.
Yes — e-commerce is national and so are we. We're based in Chennai but scale D2C and marketplace brands across India and beyond, with fully remote onboarding, weekly calls and shared dashboards. Location is irrelevant when the whole operation runs on your ad accounts, store and data.
In practice, the terms are interchangeable — an e-commerce marketing company, an e-commerce digital marketing agency and e-commerce digital marketing services all describe a team running acquisition, conversion and retention for your store. What varies is depth: a true e-commerce digital marketing agency in Chennai like ZielDigital reports blended, margin-aware numbers instead of platform ROAS, and owns the full traffic-conversion-AOV-repeat-rate equation, not just the media-buying slice.
Look for full ownership of your ad accounts, pixels, flows and creative files, blended margin-aware reporting instead of screenshot ROAS, weekly transparent communication rather than a monthly PDF, and an in-house team that's fluent in your actual unit economics — not just media buying. Any agency claiming to be the best should be comfortable pausing spend when contribution margin says to, not just scaling it.
We'll audit your ad accounts, tracking, PDPs and retention flows — and send back a margin-aware growth model showing your realistic scale path. If we find you don't need an agency yet, we'll say that too.
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