15 Best Ecommerce SEO Companies in USA

15 Best Ecommerce SEO Companies in USA (Updated List)

Running an ecommerce business in the USA is more competitive than ever. With millions of online stores on Shopify, WooCommerce, Magento, BigCommerce, and Amazon, it’s not enough to just have a good-looking website. If your store doesn’t show up on Google’s first page, you’re losing customers to competitors every single day.

This is where ecommerce SEO companies come in. These agencies specialize in:

• Optimizing your store to rank higher on Google

• Driving targeted traffic without relying only on paid ads

• Increasing conversions and sales

• Scaling your brand’s visibility across the US

According to Statista, over 2.6 billion people worldwide shop online, and the US is one of the biggest e-commerce markets. With rising ad costs on Facebook and Google, SEO has become the #1 long-term growth strategy for American ecommerce businesses.

But here’s the challenge: not all SEO agencies are created equal. Some focus on local SEO, some on enterprise-level technical SEO, while others are Shopify or Amazon specialists. That’s why we’ve created this updated list of the 15 Best Ecommerce SEO Companies in the USA — ranked by experience, pricing, services, reviews, and proven results.

If you’re a US-based store owner looking for reliable SEO partners, this guide will help you pick the right agency for your business.

In the USA, e-commerce sales are expected to cross $1.5 trillion by 2026. With platforms like Shopify, WooCommerce, Magento, and Amazon, competition is at its peak. Paid ads (Google/Facebook) are costly, which is why SEO has become the #1 growth channel for US online stores.

A top ecommerce SEO company can:

• Improve organic traffic & rankings

• Optimize Shopify/WooCommerce stores

• Boost conversion rates

• Scale revenue without relying on ads

Here’s the updated list of top US agencies that specialize in ecommerce SEO.

1. Coalition Technologies

• Location: Los Angeles, California

• Best For: Shopify & enterprise-level ecommerce stores

• Services: Technical SEO, Shopify optimization, link building, PPC integration

• Notable Clients: Pink Lily, SwimOutlet

• Pricing: Starts at $2,000/month

• Website: coalitiontechnologies.com

2. WebFX

• Location: Harrisburg, Pennsylvania

• Best For: Small to mid-sized ecommerce businesses

• Services: SEO, Amazon SEO, Shopify SEO, content marketing

• Notable Clients: Verizon, Subway

• Pricing: $1,500–$5,000/month

• Website: webfx.com

3. Thrive Internet Marketing Agency

• Location: Dallas, Texas

• Best For: Shopify, WooCommerce, Magento

• Services: SEO, PPC, content writing, social media marketing

• Notable Clients: Nationwide Construction, Ready Seal

• Pricing: Custom quotes

• Website: thriveagency.com

4. OuterBox

• Location: Akron, Ohio

• Best For: Large ecommerce stores (enterprise SEO)

• Services: SEO, CRO, web design, paid search

• Notable Clients: JetDock, Atlas Oil

• Pricing: $3,000+/month

• Website: outerboxdesign.com

5. Ignite Visibility

• Location: San Diego, California

• Best For: Aggressive SEO growth campaigns

• Services: Ecommerce SEO, PPC, social media, CRO

• Notable Clients: Tony Robbins, DoorDash

• Pricing: $2,500–$10,000/month

• Website: ignitevisibility.com

6. Victorious

• Location: San Francisco, California

• Best For: Shopify, SaaS, and tech ecommerce stores

• Services: Data-driven SEO, link acquisition, on-page optimization

• Notable Clients: AngelList, FanDuel

• Pricing: Starts at $3,000/month

• Website: victoriousseo.com

7. SEO Brand

• Location: Boca Raton, Florida

• Best For: Amazon & multi-channel ecommerce

• Services: SEO, CRO, branding, paid ads

• Notable Clients: Mont Blanc, LG

• Pricing: $2,000+/month

• Website: seobrand.com

8. Straight North

• Location: Chicago, Illinois

• Best For: B2B ecommerce & manufacturing

• Services: SEO, PPC, email marketing, web design

• Notable Clients: BluePay, FireKing

• Pricing: Custom

• Website: straightnorth.com

9. SmartSites

• Location: Paramus, New Jersey

• Best For: Small businesses & Shopify startups

• Services: SEO, PPC, Shopify design, CRO

• Notable Clients: Harvard University, PokerStars

• Pricing: $1,500–$6,000/month

• Website: smartsites.com

10. Inflow

• Location: Denver, Colorado

• Best For: Fashion, lifestyle, and retail ecommerce

• Services: SEO, CRO, paid search, content strategy

• Notable Clients: Amazon-owned Zappos, Vera Bradley

• Pricing: $2,500+/month

• Website: goinflow.com

11. Directive Consulting

• Location: Irvine, California

• Best For: Tech & SaaS ecommerce brands

• Services: Performance SEO, paid media, CRO

• Clients: Samsung, Cisco

• Pricing: $3,000+/month

• Website: directiveconsulting.com

12. Titan Growth

• Location: San Diego, California

• Best For: Advanced SEO & patented technology

• Services: TitanBOT SEO, paid media, ecommerce optimization

• Clients: National Geographic, Diesel

• Pricing: Custom

• Website: titangrowth.com

13. Power Digital Marketing

• Location: San Diego, California

• Best For: DTC (direct-to-consumer) ecommerce

• Services: SEO, influencer marketing, Amazon SEO

• Clients: Casper, P&G

• Pricing: $2,500+/month

• Website: powerdigitalmarketing.com

14. Disruptive Advertising

• Location: Pleasant Grove, Utah

• Best For: Conversion-focused ecommerce SEO

• Services: SEO, PPC, CRO, social ads

• Clients: Adobe, Death Wish Coffee

• Pricing: $2,000–$5,000/month

• Website: disruptiveadvertising.com

15. Silverback Strategies

• Location: Alexandria, Virginia

• Best For: Mid-sized ecommerce businesses

• Services: SEO, PPC, paid social, CRO

• Clients: NFL, Marriott

• Pricing: Custom quotes

• Website: silverbackstrategies.com

❓ FAQs-Best Ecommerce SEO Companies 

Choosing the right ecommerce SEO company can 10X your store revenue. For US businesses:

• Best Overall: Coalition Technologies

• Best for SMBs: WebFX

• Best for Enterprise SEO: OuterBox

👉 If you’re running a Shopify, WooCommerce, or Amazon business in the USA, these agencies can help you dominate search results.