Top 20 Ecommerce Marketing Agencies In The US 2025

Almost all eCommerce marketing agencies claim they are the best which makes it tough to figure out which agency is good. As eCommerce experts, we can help you with that!

We have curated a list of the best eCommerce marketing agencies in the US to help your eCommerce brand get the best CRO, SEO, email marketing, and website design services.

What Makes A Top eCommerce Marketing Agency?

The top eCommerce marketing agencies aren’t just the top results on Google, anyone can get there with SEO. These agencies have gained the trust of clients over the years and delivered consistent results.

Here are the criteria based on which we picked the best eCommerce marketing agencies:

Track Record

The top eCommerce marketing agencies will have a track record of helping eCommerce brand achieve their goals. They back their claims with client testimonials and case studies.

Clear Communication

The top eCommerce marketing agency values your time and opinion. They listen to your needs and communicate transparently to keep you in the loop regarding the progress they have made.

Specialization in eCommerce

The best agencies have expertise in eCommerce and a dedicated team for each of your needs. They have awards and eCommerce industry experts to help your brand.

Flexibility

The right eCommerce agency will not bond you to a long-term firm contract. They will give you flexible options both in terms of your contract and the service package to add on additional services.

Here are the 20 top eCommerce marketing agencies in the US you can find in 2025.

Top eCommerce Paid Advertising & Social Media Agency

1. LYFE Marketing

LYFE Marketing is the best eCommerce, paid advertising & social media agency in the US. Our award-winning agency has over 13 years of experience in helping eCommerce businesses.

We have generated over $304 million in revenue for our clients with the best eCommerce marketing services. Our services include:

• eCommerce Marketing
• Email Marketing
• Amazon Marketing
• PPC Management
• Google Ads
• Sales Funnel
• Marketing Funnel
• Social Strategy
• Audience Demographics and Customer Insights
• Analytics and Reporting
• SEM (Search Engine Marketing)
• Paid Social Media
• Remarketing

Our full-service digital marketing agency also provides:

Social Media

• Social Media Management
• Social Media Advertising
• Short Video Management
• Short Video Advertising
• Content Marketing
• Copywriting

Organic

• Influencer Marketing
• UGC Campaign management

Creative

• Branding
• Video Production
• Video Marketing

Here are some of the results we generated for our clients:

• Egyptian Magic: They used our eCommerce and social media ad strategy and we generated 281 purchases resulting in $10,062 in revenue.
• Indique Hair: We generated a revenue of $507,514.76 for them with 5,890 conversions at a 539% return on investment (ROI).
• Ellura Advocacy: Our eCommerce marketing services generated 5006 purchases for them, resulting in $2,53,000 in revenue.
• Vulcan Strength: They got over 50,000 link clicks and 108 purchases, generating a revenue of $77,941 with our social media advertising and eCommerce marketing services.

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Top eCommerce CRO Agencies

2. Omnitail

Omnitail is a profit-driven eCommerce CRO agency helping eCommerce businesses grow. They claim to specialize in maximizing revenue through tailored strategies. Their services include:

• Product Feed Optimization
• Creative Services
• Amazon Ads
• Google Shopping
• Paid Search and Display
• Paid Social
• Programmatic & CTV
• Shopify Integration

Address: 4500 Daly Dr #120, Chantilly, VA 20151

3. Hunter Digital Marketing

Hunter Digital Marketing is an eCommerce agency based in New York City, specializing in growing e-commerce brands. They use paid media strategies to maximize online sales and return on ad spend (ROAS).

Their services include:

• Conversion Rate Optimization
• Search Engine Optimization
• Google Shopping
• Paid Search Marketing
• Social Media Advertisement
• Amazon Seller
• SMS Marketing

Address: 137 W 25th St 11th floor, New York, NY 10001

4. FJSolutions

FJSolutions is a digital marketing agency specializing in e-commerce development and online growth strategies. They deliver measurable results and optimize customer acquisition costs for your eCommerce brand.

Their services include:

• Conversion Rate Optimization (CRO)
• PPC Campaign Management
• Shopify Services
• Full-Funnel Management
• SEO & Content Marketing
• Email & SMS Marketing

Address: 1500 Bay Rd, Miami Beach, FL 33139

5. First Pier

First Pier is a Portland, Maine-based e-commerce growth agency. They specialize in Shopify development and digital marketing. The agency claims to deliver tailored solutions that improve conversion rate optimization (CRO).

Their services include:

• Shopify Development
• Shopify Plus Optimization
• Shopify Setup
• Platform Migrations
• Paid Search / SEM
• Paid Social
• SEO
• Email & SMS Marketing
• Wholesale Strategy
• Design
• Integration & Operation

Address: 217 Commercial St Suite 300, Portland, ME 04101

6. Hustler Marketing

Hustler Marketing is a full-service digital marketing agency with expertise in eCommerce conversion rate optimization (CRO). They drive brand growth and deliver a decent ROI. Their services include:

• eCommerce Conversion Rate Optimization
• Email & SMS Marketing
• UGC Ads & Ad Creatives

Address: 680 S Cache St, Jackson, WY 83001

Top eCommerce SEO Agencies

7. Forest City Digital

Forest City Digital is a Cleveland-based digital marketing agency specializing in eCommerce solutions. They focus on SEO to help your eCommerce business to enhance online presence and drive growth.

Their services include:

• Search Engine Optimization
• eCommerce Development
• Paid Advertising
• Email Marketing
• Web Development

Address: 9000 Canvas Parkway #106, Brecksville, OH 44141

8. Infidigit

Infidigit is an AI-powered digital growth agency specializing in SEO, ASO, and CRO services for eCommerce brands. The Delware-based company can enhance online visibility and drive organic traffic for your businesses.

Their services include:

• SEO
• CRO
• ASO
• SEO Audit
• Enterprise SEO
• Penalty Recovery

Address: 8 The Green Ste R, Dover, DE 19901

9. OuterBox

OuterBox is an eCommerce marketing agency based in Ohio. They provide comprehensive services in search engine optimization (SEO), paid media management, web design and development, conversion rate optimization (CRO), and email marketing.

Their SEO services include:

• eCommerce SEO
• Lead Generation SEO
• WordPress SEO
• Shopify SEO
• Magento SEO
• BigCommerce SEO
• WooCommerce SEO
• Volusion SEO
• nopCommerce SEO
• B2B SEO
• Amazon SEO

Address: 175 Montrose W Ave 2nd floor, Copley, OH 44321

10. Inflow

Inflow is an eCommerce marketing agency that specializes in SEO, PPC, paid social, and conversion rate optimization. They deliver data-driven solutions tailored to your needs to help your eCommerce businesses grow online.

Their services include:

• SEO
• PPC
• CRO
• Paid Social

Address: PO Box 320701, Tampa, FL 33679

11. Fire&Spark

Fire&Spark is a digital marketing agency specializing in eCommerce SEO strategies that drive revenue and build brand loyalty. They boost conversions and build customer trust through tailored data-driven approaches.

Their services include:

• Technical SEO
• Local SEO
• Authority Building
• Customer Intent & Behavior Analysis
• Category Page Optimization

Address: 50 Milk St, Boston, MA 02110

Top eCommerce Email Marketing Agencies

12. Brandhopper Digital

Brandhopper Digital is a full-service eCommerce marketing agency helping early-stage Shopify businesses scale their online presence. They create, grow, and manage Shopify stores for your eCommerce business to increase sales and profitability.

Their services include:

• Email + SMS Marketing
• Paid Search And Social Advertising
• Shopify Design + Development
• Social Commerce
• Content Creation

Address: 226 N Front St Suite 101, Wilmington, NC 28401

13. Flowium

Flowium is a full-service email marketing agency specializing in customized strategies for eCommerce brands. They can help your business enhance customer engagement and drive revenue.

Their email marketing services include:

• Email Service Provider (ESP) Account Setup & Management
• A/B Testing, Split Testing & Optimizations
• Email Automation Strategy Creation & Implementation
• Segmentation
• Custom Creatives
• Monthly Reporting
• Campaigns Calendar Creation & Implementation

Address: 57 Beach St Suite 306, Staten Island, NY 10304

14. Budai Media

Budai Media is a full-service eCommerce growth marketing agency based in New York. They help online businesses thrive with a focus on sustainable and reliable growth. They claim their services can deliver impactful outcomes, boosting sales, revenue, and brand equity.

Their services include:

• Email Marketing
• Retention Marketing
• Conversion Rate Optimization (CRO)
• Google Ads Management
• Landing Page Creation

Address: 1330 6th Ave Ste 23A, New York, NY 10019

15. Structured Agency

Structured Agency is an eCommerce marketing agency specializing in email marketing, retention marketing, and paid media. They are based in Los Angeles and develop custom-built solutions tailored to your unique brand needs.

Their services include:

• Email & SMS
• Paid Media
• In-House Content Creation
• Conversion Rate Optimization (CRO)

Address: 532 N Magnolia Ave #670, Anaheim, CA 92801

16. Mattered

Mattered is an eCommerce marketing agency based in Irvine, California. They prioritize your needs and focus on bespoke strategies that drive tangible results. Their services include:

• Email Marketing
• SMS Marketing
• Branding and Design
• Development
• Paid Media

Address: 300 Spectrum Center Dr #400, Irvine, CA 92618

Top eCommerce Web Design & Development Agencies

17. Lilo Social

Lilo Social is a Brooklyn-based eCommerce growth agency specializing in web design & development of your eCommerce store. They offer a full-funnel approach to help your brand scale profitably.

Their services include:

• Website Design & Optimization
• Email & SMS Marketing
• Paid Media
• Creative

Address: 300 Cadman Plz W 12th Floor, Brooklyn, NY 11201

18. Pacific IQ

Pacific IQ is a Los Angeles-based Shopify Plus agency specializing in elevated eCommerce design, engineering, and growth strategies. They claim to deliver significant improvements in website conversion rates and average order values.

Their services include:

• Website Design and Development
• Strategy and Planning
• Growth Marketing

Address: 300 Spectrum Center Dr, Irvine, California 92618, US

19. Avex

Avex is a New York City-based eCommerce agency specializing in UX design and retention marketing. They create customer-centric digital experiences that drive business growth. Their tailored solutions optimize your online performance and enhance your brand presence.

Their services include:

• E-Commerce Development
• Platform Migration
• UX/UI Design
• International Expansion
• B2B Commerce
• Strategy & Growth
• Retention Marketing

Address: 379 W Broadway, New York, NY 10012

20. Barrel

Barrel is a creative and digital marketing agency based in New York City, specializing in helping eCommerce brands attract, convert, and retain customers. They offer e-commerce solutions including strategy, branding, design, technology, content, and marketing.

Their services include:

• Shopify Plus Website Design & Build
• Website Audit & Roadmapping
• Customer Journey Optimization

Address: 6 W 18th St 12th Floor, New York, NY 10011

Why Hire One of the Best eCommerce Marketing Agencies?

The best eCommerce marketing agencies can help you optimize your eCommerce website for design and search engine optimization (SEO). This can reduce any hindrance in your path to getting leads and sales. Their expert team can avoid any misallocating of your budget.

The right eCommerce marketing agency develops data-driven marketing strategies to enhance your customer retention with personalized social and email media marketing. They can help you maintain consistent traffic growth, higher conversion rates, and sustained revenue generation.

Top eCommerce Marketing Agencies US FAQs

Who are the big 6 digital marketing agencies?

The big 6 digital marketing agencies are:

• LYFE Marketing
• Omnitail
• Hunter Digital Marketing
• FJSolutions
• First Pier
• Hustler Marketing

What is the best marketing for eCommerce?

SEO, social media marketing, PPC advertising, email marketing, and content marketing are the best marketing for eCommerce. These strategies can drive traffic, increase conversions, and boost your sales.

What are the 5 C’s of eCommerce marketing?

The 5 C’s of eCommerce marketing are Content, Customer, Convenience, Consistency, and Conversion. You can use the 5 C’s of eCommerce marketing to attract, engage, and retain customers.

Who is the best online marketing company?

LYFE Marketing is the best online marketing company for small to mid-sized businesses. They offer social media management, SEO, PPC, and email marketing and focus on driving traffic and generating leads.

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