Best Technology Email Marketing Agencies (2026) – Ranked by Case Studies
Rackspace Client-verified
Lead Generation, Email Marketing
Technology
5K-10K Employees
N/A
San Antonio, TX
N/A- 55% increase in MQLs
- 84% increase in average revenue per user
- 300% increase in process automation
Ipswitch Client-verified
Lead Generation, Email MarketingTechnology201-500 EmployeesN/ALexington, MAN/A- 1000% growth in MQL pipeline conversion
- 62% growth in MQLs
- 85% less troubleshooting time
F5 Client-verified
Lead Generation, Email MarketingTechnology5K-10K EmployeesN/ASeattle, WAN/A- 4X increase in MQLs
- 62% increase in website visits
- 75% increase in form submits
- 130 processes streamlined
Lead Generation, Email MarketingTechnology10K+ EmployeesN/AStamford, CTN/A- 67% conversion into sales qualified opportunities in July
- 25% month-over-month increase in lead volume
- Most profitable month of the partnership
Lead Generation, Email MarketingTechnologyN/AN/AN/AN/A- 80 hot leads in the pipeline
- About 10 leads per month on average
- 30% open rate
- 2,500 contacts reached per month
Lead Generation, Email MarketingTechnologyN/AN/AN/AN/A- 36 pipeline opportunities in an 11-month campaign
Web Design, Email MarketingTechnology10K+ EmployeesN/APhoenix, AZN/A- Elevation created Avnet Premier, the exclusive one-stop portal for the latest information that immediately and successfully closed sales and…
Content Marketing, Email Marketing, BrandingTechnology10K+ EmployeesN/ARedwood City, CAN/A- Elevation improved the editorial consistency and brand compliance for email content across Equinix worldwide.
- Creative, relevant campaign themes focus and energize Equinix’s internal team and are starting to increase click rates.
Email Marketing, Lead Generation, Content MarketingTechnology11-50 EmployeesN/ADoylestown, PAN/A- Qualified lead volume up 67% in 6 months
- Lead-to-SQL conversion up from about 2.4% to about 4.0%
- 42% email open rate in nurture flows
- Newsletter subscribers up 45% in the first quarter
Lead Generation, Email Marketing, Social Media AdsTechnology10K+ EmployeesN/AFrankfurt, GermanyN/A- +354% nurturing email click-through rate
- 33.3% nurturing email click rate and 32.1% open rate
- First closed deal attributed to the program
- 100%+ return on ad spend and on combined agency and software spend
- Positive ROAS within the first 6 weeks
SEO, Content Marketing, Email MarketingTechnologyN/AN/APlymouth, MIN/A- Marketing influenced $8.83M in closed deals, including 47 closed/won deals
- 80% increase in organic traffic and 35% increase in website users
- 72% increase in blog traffic and 675+ keywords ranking
- Email marketing drove a 96% increase in website sessions
Web Design, PPC, Email MarketingTechnologyN/AN/ACalgary, CanadaN/A- Website traffic +164%
- Conversions +1,522% over 6 months
- Cost per conversion decreased (page reports 2,047%)
Lead Generation, Email Marketing, PPCTechnologyN/AN/AN/AN/A- Leads grew from 50 a month to over 500 (10x)
- 15% increase in renewals at no additional expense
- Website visits up from single digits to 10,000 a month
- 500+ qualified online leads in six months for less than one trade show
Content Marketing, Email MarketingTechnologyN/AN/AN/AN/A- Buyer personas and content roadmap
- Blogs and case studies for specific audiences
- Consistent social media cadence
- Email nurture campaigns built in the CRM
Email Marketing, Content MarketingTechnologyN/AN/AN/AN/A- 19% average email open rate
- Steady monthly demo requests from trade-show contacts
- Topic-segmented email program plus a monthly retail technology newsletter
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