Deliverability

98.5%

COLD EMAIL
DONE FOR YOUR
AGENCY

SendJum is the fully managed cold email service for marketing and digital agencies. We handle infrastructure, deliverability, and compliance so you can focus on closing deals. Founded in 2024, based in the United Kingdom.

No setup fees
Cancel anytime
24/7 support
Results guaranteed
Built with industry-leading technology:AWS InfrastructureGDPR CompliantISO 27001CAN-SPAM CertifiedUK Registered

The Numbers Speak for Themselves

Since launching in 2024, we've been helping agencies generate consistent pipeline

2M+
Emails Delivered
High deliverability rate
50+
Agency Partners
UK and Europe
45%
Avg. Open Rate
Above industry average
99.9%
Uptime Target
Enterprise reliability

DIY cold email isn't built for agencies.

It's designed to help you send fast, not to help you scale, maintain deliverability, or truly own your outbound infrastructure.

Managing multiple domains and mailboxes is overwhelming
Deliverability issues tank your campaigns without warning
Warming up inboxes takes weeks of manual effort
Compliance regulations are confusing and ever-changing
Your team wastes hours troubleshooting technical issues
Gmail
Outlook
SMTP
SendJum
Analytics
CRM
Automation

We bridge your agency and email infrastructure.

SendJum connects your outreach goals with production-grade email infrastructure so you don't have to choose between speed and reliability.

Connect multiple email providers seamlessly
Unified analytics across all campaigns
Automatic failover and load balancing
Enterprise-grade security and compliance

How SendJum Works

From onboarding to launch, we make getting started simple. Here's our proven process.

1

Connect Your Agency

Share your ICP, messaging goals, and campaign requirements. We'll analyze your needs and create a custom outreach strategy.

Agency Name
Target Industry
Monthly Volume
2

We Build Your Infrastructure

Our team sets up domains, configures DNS, warms mailboxes, and prepares your entire email infrastructure for maximum deliverability.

Setting up your infrastructure
Configuring domains & DNS
Setting up DKIM/SPF/DMARC
Warming up mailboxes
Testing deliverability
3

Launch & Scale with Confidence

Go live with continuous monitoring and optimization. Watch qualified leads flow into your pipeline while we handle the technical complexity.

Launch Campaign

Built for Scale, Speed & Security

Enterprise-grade infrastructure that grows with your agency

Deliverability

Inbox placement monitoring on every campaign, ensuring your emails reach the primary inbox.

After your last campaign
Inbox placement
Spam score
Reputation health

Scalability

Add more clients and campaigns without adding infrastructure headaches. Built to grow with your agency.

Growing with you
Ready for volume spikes
Add clients instantly
Peak times handled smoothly
Auto-scaling infrastructure

Performance

Real-time analytics and optimization keeps your campaigns performing at peak efficiency.

How it's running
Live
24
Smooth updates
120+
Time saved (hrs)
Still feels quick

SendJum vs. DIY Cold Email

See why agencies are switching to a fully managed approach

Compare With
DIY Setup
SendJum
Cost for 10,000 emails/month
~$500/mo
+ your time
~$299/mo
all inclusive
Can I scale without managing more infrastructure?
Do I own my sending reputation data?
Is deliverability monitoring included?
Can I onboard new clients in 48 hours?
Is compliance management automated?
Do I get dedicated account support?
Will campaigns scale with my agency growth?
Limited

Everything You Need to Scale Outbound

We take care of the technical complexity so your team can focus on what matters most - growing your agency and serving your clients. Here's what's included in every plan.

Managed Email Infrastructure

We handle all the technical setup, domain configuration, DNS records, and mailbox warming. Your emails reach inboxes, not spam folders.

  • Domain setup & DKIM/SPF/DMARC
  • Mailbox warming protocols
  • IP reputation management

Lightning Fast Deployment

Get your cold email campaigns running in days, not weeks. Our streamlined onboarding gets you from zero to sending in record time.

  • 48-hour average setup time
  • Dedicated onboarding specialist
  • Template library included

Deliverability Excellence

Our expert team continuously monitors and optimizes deliverability. We guarantee your emails land where they should - the primary inbox.

  • Real-time monitoring
  • Spam trigger detection
  • Inbox placement testing

Advanced Analytics Dashboard

Track every metric that matters. Opens, clicks, replies, and conversions - all in a beautiful, real-time dashboard built for agencies.

  • Campaign performance tracking
  • A/B testing insights
  • ROI attribution reports

Built for Agencies

We understand the unique challenges agencies face. Multiple clients, varying volumes, and the constant need for predictable pipeline.

  • Multi-client management
  • White-label options
  • Dedicated account manager

Full Compliance Coverage

Stay compliant with GDPR, CAN-SPAM, CCPA, and other regulations. We handle the legal complexity so you can focus on growth.

  • Automatic unsubscribe handling
  • Consent management
  • Compliance documentation

What Our Agency Partners Say

Agencies are already using SendJum to transform their outbound

SendJum has significantly improved our lead generation workflow. We no longer spend time on email infrastructure - their team handles everything while we focus on closing deals. The support and expertise have been exactly what our agency needed.

Improved lead quality
MA
Marketing Agency
London-based Digital Agency

Outsourcing cold email to SendJum was a game-changer for us. Our team can now concentrate on client work instead of troubleshooting deliverability issues. The managed approach means we get consistent results.

Time saved on infrastructure
GP
Growth Partner
UK Marketing Consultancy

Professional service with excellent deliverability. SendJum understands agency needs and handles the technical complexity so we can focus on strategy. Their compliance knowledge has been particularly valuable.

Strong open rates
AD
Agency Director
European Digital Agency

Ready to Transform Your Agency's Outbound Strategy?

Join agencies across the UK and Europe using SendJum to generate consistent pipeline without the technical headache.

No setup fees. No long-term contracts. Just results.

Free consultation
Custom solutions
Dedicated support
Results guarantee