Ecommerce marketing
Shoppers compare products on Google, on Amazon, in social feeds, and now inside AI assistants that can check out for them. We grow your store’s revenue across every channel and judge it on profit, not platform-reported ROAS.
Ecommerce marketing that grows profitable revenue
The short answer
What does an ecommerce marketing agency do?
An ecommerce marketing agency grows online store revenue through search, shopping ads, marketplaces, social, email, and on-site conversion. The best agencies manage those channels together and measure them against profit and total sales.
Sentic runs Google Shopping and Performance Max, Amazon Ads, SEO and AI search optimization, paid social, email and SMS, and store builds for ecommerce brands.
17.1%
Share of U.S. retail sales made online in the second quarter of 2026. Online sales grew 12.2% year over year.
Source: U.S. Census Bureau, Aug. 18, 2026Sept. 2025
OpenAI launched Instant Checkout in ChatGPT, letting U.S. users buy from Etsy sellers in chat, built on the Agentic Commerce Protocol.
Source: OpenAINov. 2025
Google began rolling out agentic checkout in Search, including AI Mode, with eligible U.S. merchants.
Source: GoogleWhat’s different
What makes ecommerce marketing different?
Every sale has a margin, every channel claims the same customers, and AI shopping tools are starting to choose products for buyers.
Margins decide what you can spend
ROAS targets have to come from product margins, shipping, and returns, not industry averages. Our ROAS guide shows the math.
Your product feed is your ad
Shopping ads, Performance Max, and AI shopping tools read your product data directly. Titles, attributes, prices, and images decide where you show up.
AI assistants are starting to shop
ChatGPT and Google can now complete purchases in chat from participating merchants. Product data, reviews, and checkout integrations will decide which stores they pick.
Every channel claims the same sale
Google, Meta, Amazon, and email often take credit for one order. We measure total revenue, new customers, and profit to see what is really working.
How we work
How we grow ecommerce brands.
Capture the demand that exists, create new demand, and keep customers coming back.
01
Fix the data foundation
Clean up your product feed, conversion tracking, and conversion values, and set targets from margin by product line.
02
Capture existing demand
Run Shopping, Performance Max, search, and Amazon campaigns on high-intent searches.
03
Create new demand
Use paid social, creators, and video to reach new customers, with steady creative testing.
04
Grow lifetime value
Build email and SMS flows, lift site conversion rate, and turn first orders into repeat customers.
Proof
Ecommerce brands we have grown.
Results from DTC and multi-channel retail clients.
Common questions
Ecommerce marketing questions.
If you don’t see yours, get in touch. We would rather answer it up front.
An ecommerce marketing agency grows online store revenue through search, shopping ads, marketplaces like Amazon, social, email, and on-site conversion. The best agencies manage those channels together and measure them against profit and total sales.
It depends on your margin. Your break-even ROAS is 1 divided by your profit margin before ad costs, so a store with a 25% margin needs a ROAS of 4 to break even. Set targets by product line from your real margins.
Yes, in some cases. OpenAI launched Instant Checkout in ChatGPT in September 2025, starting with U.S. Etsy sellers, and Google began rolling out agentic checkout in Search, including AI Mode, in November 2025. Accurate product data and strong reviews help your products get chosen.
Most do both. Amazon captures shoppers who are ready to buy there, while your own store gives you higher margins and the customer relationship. Plan both together and measure total sales and profit across channels.
Free growth audit
Get a free ecommerce marketing audit.
A senior strategist will review your feed, paid media, SEO, and AI shopping visibility and send back specific ways to grow profitable revenue. Free. No pitch.
Typical turnaround: 5 business days · 100% confidential
A senior strategist personally reviews your marketing
Specific opportunities ranked by impact and effort
A check of how AI assistants describe your brand
A 90-day plan you can act on with or without us