Looking for eCommerce development companies in Portsmouth, New Hampshire, to help you grow your online sales? DesignRush connects you with top agencies trusted by brands like P&G and Unilever. With 40,000+ vetted agencies and over 100,000 client-agency matches monthly, you can trust our platform to help you find the right ecommerce partner for your business. Compare providers by industry expertise, client type, budget, reviews, team size, and portfolio.
Best Portsmouth eCommerce Development Agency Rankings
3 Companies - Rankings updated: April 01, 2026
All agencies on DesignRush undergo evaluation based on professional expertise and verified client reviews. Please note that certain placements are paid partnerships.
Award-Winning Web Design, eCommerce Development & Digital Marketing Strategies
Vital Design is a leading digital marketing agency of skilled, passionate professionals. We specialize in website development, eCommerce, SEO, paid advertising, inbound and content marketing, plus video and webinar production to deliver impactful solutions for our clients. [... view Vital Design profile ]- Location
- Portsmouth, New Hampshire
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 9 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsVital Design Services
Comprehensive analysis done by DesignRush Agency Experts.Clients and Projects
View Full Portfolio
eCommerce Development Project VIP Auto Tires & Service 
eCommerce Development Project Sig Sauer 
Web Design Project University of Cincinnati Online 
Web Design Project BankProv 
Web Design Project UConn Foundation 
Web Design Project Reebok Fithubs
Reviews verified by DesignRush and sourced from the agency's profileVital Design Reviews & Testimonials
Mike Moore's Review Sourced from Google
We are a small company and working with Vital gives us a competitive advantage in our industry. The team is engaging and they take the time to understand our business. It's like having your own marketing department for the fraction of the cost.
Show moreIan Griffith's Review Sourced from Google
Our D2C small business has used Vital to manage our digital marketing since 2020, and we've stayed with them because they continue to be able to test, iterate, build, and improve upon our account. I've worked with many agencies over the years but none that have given my company the amount of attention and driven the results that Vital has. Highly recommend.
Show moreMeg Cadoux's Review Sourced from Google
Our non-profit has been working with Vital Design for a decade. They have been a true partner, helping us grow from a small online presence to an award-winning, globally accessed website. Vital has been, well, vital in improving our branding, aesthetics, navigation, and UX. We have greatly appreciated their quick response time, thoroughness, and dedication to producing work of the highest quality. Last but certainly not least, they are a pleasure to work with. I would give them ten stars if I could!
Show more
Data sourced from the agency's DesignRush profileUniversity of San Diego Advanced eClinical BYU Culinary Institute of America Nalgene American College of Health Sciences ACI Worldwide BlueSnap Ariel Group Parterre Flooring
Salesforce Solutions To Build Your Business
Rely on us for all your Apps, Custom Software, Software Migration, and Software Support Services.We Deliver Full Implementations, Platform Migrations, AI Predictions, Advanced Integrations (ERP, OMS, Inventory Mgmt., etc.), [... view RafterOne profile ]- Location
- Portsmouth, New Hampshire
- Number of Employees
- 500 - 999
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsRafterOne Services
Data sourced from the agency's DesignRush profileManufacturing Retail Technology Additional Industries
Helping brands navigate selling direct, on Amazon, and through their existing channels
Beginning in 2009, our founder Mike Healey, set out to help brands integrate digital selling with their existing sales channels. He understood that setting up a website or selling wholesale to Amazon often created massive channel conflicts and result in lower sales. We look at the whole picture and help [... view Yeoman Technology Group profile ]- Location
- Portsmouth, New Hampshire
- Number of Employees
- Under 49
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsYeoman Technology Group Services
Reviews verified by DesignRush and sourced from the agency's profileYeoman Technology Group Reviews & Testimonials
Bubble Street's Review Sourced from Google
We have nothing but praise for the Yeoman Group's performance. Incredibly proficient and diligent at employing their knowledge and skills, truly a rarity in this day and age. They implemented a carefully constructed plan to overhaul our internet presence and integrate all of the tools available on the web. They met with us on a regular basis, explaining in detail what they were doing and how to utilize the system they’d set up for us. We highly recommend their services for any company, big or small, who wants to take control and capture more business.
Show more
Data sourced from the agency's DesignRush profileDTC Ecommerce Marketplace Sales Retail Industry
Related Services in Portsmouth
eCommerce Development Companies Near Portsmouth
About The Author and Expert Reviewer
Robert de Wit has a diverse background in advertising, marketing, IT, and healthcare. With a history as both a copywriter and a video game journalist, he specializes in SEO, long-form content creation, and crafting compelling copy that drives results. Currently, he writes about website and interface design at DesignRush, delivering the latest industry insights and analysis.
Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.
Latest Trends Related to eCommerce Development
eCommerce Development
Top 5 eCommerce AI Agents Reviewed — Which One Delivers Real Results?
10,762
eCommerce Development
eCommerce Statistics 2026: 90+ Key Trends & Insights for Online Shopping Success
21,106