Discover leading email marketing companies on DesignRush specialized in campaign management, automation, list growth, and deliverability. Find a vetted partner equipped to increase engagement, retention, and long-term business growth.
Best Email Marketing Agencies
2,965 Companies-Rankings updated: August 25, 2026
Every email marketing company on DesignRush is evaluated for demonstrated expertise and authentic client reviews to support your decision. Certain placements are paid.
A Sheffield Digital Agency that does it all! Domains, Hosting, Website Design, Branding & Marketing
A Sheffield Digital Agency that does it all! Domains, Hosting, Website Design, Branding & Marketing
Conor Bradley - Digital Agency is a sheffield based digital agency that offers a range website related services. These range from domain names to digital marketing.
As a company we are huge on customer support, if you have any problems we go out of our way to make sure your issue is resolved!...
With Digital Production, the possibilities are endless! From static and animated banners to subtitles and UX/UI design, our team is prepared to tackle any project you throw at us. Not only that but we also offer web development AND motion graphics services so no matter your needs, we've got it covered!...
We're a team of award-winning, unapologetically nice social media specialists based in Edinburgh, Glasgow, and London. We help brands to shine with 24/7 communications across content, advertising, and community management...
Primal Space is a digital agency based in Scotland. Primarily specializing in WordPress website design & development and offering a wide range of other digital services...
At Studio Piqasso, we prioritize creativity, collaboration, quality, and integrity to elevate brands and drive growth by working closely with clients, understanding their needs to enable us deliver exceptional results that exceed their expectations...
gmarketing started for a simple reason: to tell a small business's story. Of course, there are many marketing companies out there, but not many genuinely embody the small business as their own...
Amplifying Your Success: Creative Solutions for a Boost in Business
Amplifying Your Success: Creative Solutions for a Boost in Business
Are you looking for nothing but the best? Look no further than Holland Adhaus, a top-notch full-service marketing agency based in Cincinnati, Ohio. Our team comprises highly skilled and experienced professionals, always eager to explore new avenues for success. From digital marketing and web design to...
Utilizing Social 101's expertise in digital marketing, businesses can take their online presence to the next level and make sure they're getting a great return on investment. With an impressive track record of working with over 150 companies every month as well as developing successful campaigns for them...
Delving deep into our clients' businesses, we affect transformation, challenge the process and deliver precise and creative strategies. With ideas and innovation at our core, and creativity running through our veins, we live and breathe our trade and truly deliver The Creative Edge...
Turning Clicks Into Connections and Strategy Into Success.
Turning Clicks Into Connections and Strategy Into Success.
We are a top digital marketing agency, specializing in high-quality design and branding solutions for businesses and individuals. Our team is composed of talented designers, developers, and marketers...
Adopt the Web offers comprehensive web presence opportunities for businesses of all sizes. We offer digital strategy and planning services, as well as website design and development to ensure optimal performance, scalability, hosting and data migration - no job is too big or small! Our team always keeps your...
At RSO Consulting, we are passionate about helping businesses of all shapes and sizes reach their ambitions in the digital world. Our team specializes in providing cutting-edge data-driven solutions such as search engine optimization (SEO), paid search management, social media optimization, and web analytics...
KOKONUT Group is a Full-Service Boutique Digital Marketing Agency that specializes in rendition of custom-tailored SEO (Search Engine Optimization) services. We breathe in marketing and exhale ROI, while charging less than most SEO agencies in the United States. Since 2013, we’ve successfully optimized...
We help businesses expand their audience with impactful design and strategic email marketing, turning followers into loyal customers, growing revenue, and building lasting brand value...
At Boltwood Digital, we offer the versatility to meet your website development needs in various ways. We are more than willing to undertake the task of designing your website from the ground up, meticulously curating each element to ensure a flawless representation of your brand. Furthermore, we are adept at...
Navigating the Digital Landscape with Confidence: Your Digital Marketing Partner
Navigating the Digital Landscape with Confidence: Your Digital Marketing Partner
Digital Shift is a premier provider of digital marketing and online advertising solutions. Our services are specifically designed to meet the needs of your ideal customer, utilizing innovative strategies that are integrated with social media. Our ultimate goal is to help you win new customers and grow your...
At our full-service digital agency, Startup Masters drives growth for businesses all over the world with powerful performance marketing solutions. Our expertise transforms digital opportunities into meaningful results that you can measure and maximize...
At Profici, our approach is relationship-driven. We regard ourselves both as consultants and members of your team, geared to provide you with positive outcomes at an early stage...
Marketer Developer is the best digital marketing and web Development Company in Liverpool, UK. We offer a wide range of services including digital marketing, web development, graphic designing, and content writing services...
Premier Digital Marketing Agency Providing Innovative Solutions.
Premier Digital Marketing Agency Providing Innovative Solutions.
Boost your business with the leading Digital Marketing Agency. We specialize in SEO, SMO, web design, & more to drive growth and maximize your business...
MSIGHT is an online marketing agency that has the most online marketing activities you can imagine. We map out strategies, provide a website that is designed down to the last detail and turn your business cards into real eye-catchers...
Katnip Marketing specializes on high-quality work from seasoned individuals. We will provide you the attention and personal care you need, as well as the results you require, at a reasonable price. That is how we have beaten the large agencies and delivered genuine results for our clients for over a decade...
PrimeGate Digital is a result-driven digital marketing agency that operates beyond conventional digital marketing strategies to deliver exceptional performance and results for our clients. Our team at PrimeGate is dedicated to providing innovative solutions to drive positive outcomes for businesses in the...
Creative Pear Agency is small boutique Digital Marketing Agency based in South Florida that provides one on one personalized service and dedication to all of our customers. Our purpose is to provide strategic results-oriented marketing by offering a full suite of advertising, design, and development services...
Transform your company with a digital first approach with Melbourne's best award winning digital agency servicing clients Australia-wide. Full service across digital strategy, custom websites and eCommerce to high performance digital marketing services...
Get Noticed With Unique Marketing Campaigns That We Design And Develop For Our Partners
Get Noticed With Unique Marketing Campaigns That We Design And Develop For Our Partners
Sandcrowd is an affordable SEO agency based in London that specializes in providing professional and results-driven content marketing services to help brands achieve their online marketing goals. Our experienced team of experts understands that every business is unique, which is why we take the time to get to...
Webtrics NZ Limited is an Auckland, New Zealand-based web development and digital marketing firm that specializes in web design, SEO, graphic design, logo design, UI/UX design, web hosting, PPC, and social media marketing. We are committed to providing our clients with digital solutions of the highest quality...
Philly Web Team is not just your ordinary web design agency. We are local Philadelphia experts, dedicated to delivering a wide range of specialized small business solutions...
Driving Growth, Empowering Brands: Your Partner in Progress.
Driving Growth, Empowering Brands: Your Partner in Progress.
We provide personalized copywriting, marketing, and sales services to accelerate growth for B2B and Tech brands. Our tailored strategies & hands-on approach help MarTech, Series B Tech Startups, PropTech, Consulting, Marketing & Advertising agencies achieve measurable results and scalable success...
London based web design agency, focusing on elevating brands & creative web experiences.
London based web design agency, focusing on elevating brands & creative web experiences.
We work in small teams to deliver cost-effective, results-driven solutions that offer a personalised service with quantifiable results for our clients. We have been designing stunning, usable websites, delivering advanced application development and mobile/app solutions for a multitude of different companies...
International Digital Marketing Agency in London - Paid Search, Paid Social, Account Based Marketing
International Digital Marketing Agency in London - Paid Search, Paid Social, Account Based Marketing
Forget about the fluff and long SLAs, get support from a Digital Marketing Agency filled with passionate marketeers working as an extension of your internal team.
Focus on what matters whilst we assist with guidance and execution.
Social Media, Google Ads, Marketing Ops, Content Creation and more...
360 Marketing Concepts (360Marco) offers a wide range of comprehensive B2B marketing solutions to businesses across the globe. Specializing in Data management, Digital marketing, and Lead generation, Web and App Development, SEO and Local SEO etc. 360Marco is committed to helping businesses achieve their...
Masters of the Mindcraft: Crafting Brands the World Adores.
Masters of the Mindcraft: Crafting Brands the World Adores.
At MindMarks, our team comprises a dedicated group of experts encompassing, marketers, designers, publicists, and strategists. We believe in those who challenge themselves to be exceptional. We promote a new generation of companies that dare to question what is established and think differently...
At ElementIQ, we are a digital marketing agency comprised of talented individuals with cutting-edge intelligence and creative problem solving skills. We provide our clients the expertise they need to successfully navigate today's ever changing digital terrain. To bridge offline/online gap or facilitate...
What services do email marketing agencies provide?
They offer a suite of services that help businesses engage audiences, drive conversions, and measure email marketing campaign performance.
Email marketing strategy and planning: Developing end-to-end email strategies, from audience targeting and segmentation to campaign calendars and lifecycle planning (e.g., welcome series, promotional campaigns, re-engagement flows)
Email campaign creation and management: Designing email templates, writing copy and subject lines, and setting up campaigns with proper personalization. According to Litmus, newsletters remain one of the most common email types, used by about 68% of marketing teams in email programs, making it a staple service for many email marketing firms.
Marketing automation: Around 50-71% of businesses use drip sequences, triggers, and customer journeys. Email marketing firms help set up and optimize these workflows for better engagement and efficiency.
List growth and segmentation: Splitting lists by behavior, purchase history, or demographics is critical for relevance. Segmented campaigns can generate up to 760% more revenue than non-segmented campaigns, according to NPD Group.
Deliverability and inbox optimization: Monitoring sender reputation, spam filters, and domain authentication (e.g., SPF, DKIM) to improve inbox placement, by reducing bounce rates and helping more emails actually reach subscribers.
A/B testing: Running A/B tests on subject lines, content blocks, layout, and send timing to boost engagement metrics like open rates, CTR, and conversions. Agencies test multiple email template variations through A/B testing.
Analytics and reporting: Providing dashboards and insights on open rates, click-through rates (CTR), conversion rates, and revenue attribution help clients measure ROI and refine future campaigns.
When should I hire this agency?
Hire an email marketing agency when your internal efforts aren't delivering the results you need, and you need to boost performance, save time, and improve ROI. Many small business owners begin with a free plan and basic campaigns, but hire an agency once email becomes a core revenue channel.
More specifically, you should hire an email marketing firm when:
Your key email metrics, such as open rates, are significantly below 30-40%, or your click rates are under 2%.
ROI from email is lower than expected compared with channel standards; the average ROI is around 3600-3800% (about $36-$38 return for every $1 spent).
The internal team is stretched thin or inexperienced.
You lack advanced capabilities like email marketing automation, segmentation, or personalization.
You're currently using a free plan from your email platform, and you've hit subscriber limits, maxed out monthly send caps, and lack advanced automation features.
You want measurable revenue growth.
How much do email marketing companies charge for their services?
The cost varies widely, depending on experience level, services included, list size, and campaign complexity. Email marketing firms usually charge $15 to $300 per hour, depending on the agency's expertise and location.
Basic to mid-level agency: $1,000-$3,000/month for smaller businesses or limited campaigns.
Standard full-service range: $2,500-$10,000+/month for ongoing work, including strategy, email automation, and reporting.
Specialized email marketing services: $1,500-$3,000/month for 2-3 campaigns or $5,000- $15,000/month for enterprise-level management.
High-end retainers can exceed $10,000/month when they include advanced segmentation, data integrations, or multi-channel automation.
Per Email or Per Project
Per email: Roughly $250-$700 per campaign/email created.
Per project: Starting around $1,000+ for a defined one-time engagement.
While free plans allow businesses to start email marketing at no cost, they typically limit the number of contacts, automation, and advanced analytics. Agencies, by contrast, focus on revenue optimization, making them a growth investment rather than a cost.
What should I look for when hiring an agency?
When choosing an email marketing firm, focus on measurable performance, strategic capability, and transparency. Here are the key criteria to consider:
Demonstrated performance results Top email marketing agencies will show measurable outcomes, so look for case studies that include revenue lifts, conversion improvements, or ROI figures. Email marketing typically delivers $36 in revenue for every $1 spent, so agencies should tie results to actual financial impact.
Baseline benchmarks and gap analysis Email marketing companies should compare your performance to current benchmarks and explain how they plan to improve your metrics.
Segmentation and personalization expertise Segmented campaigns can see up to 760% more revenue than non-segmented ones, and personalized subject lines can boost open rates significantly. Look for clear segmentation strategies aligned with buyer behavior.
Automation and lifecycle strategy Automated flows such as welcome series, cart abandonment, and post-purchase messaging are proven winners: automated email campaigns often outperform basic sends with higher opens and conversions. Choose an agency that builds and optimizes automation workflows.
Data-driven measurement and reporting A B2B email marketing agency should establish KPIs, including conversion rate, revenue per recipient, and list growth, and report them regularly. Avoid vendors that focus only on vanity metrics like opens without linking to business outcomes.
Testing and optimization process Continuous A/B testing should be part of their execution plan, as it's essential for growth over time.
Technical and platform expertise Ensure the agency knows your email platform, be it Constant Contact, Klaviyo, Mailchimp, or HubSpot, and fundamentals like deliverability, authentication, compliance, and list hygiene.
Transparent scope and pricing Know what email marketing services are included and what costs extra before you sign. Clear deliverables, timelines, and reporting expectations avoid surprises later.
What factors affect an email marketing firm’s pricing?
Email marketing company prices are influenced primarily by:
If a business is still operating on a free plan, agency costs may initially include email marketing platform migration, list restructuring, or automation setup, which can increase onboarding pricing.
By understanding these factors, businesses can better compare proposals and choose an agency whose pricing matches the value and outcomes they expect.