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Event Horizon GrowthEvent Horizon Growth

We help businesses grow through AI automation, GoHighLevel, lead generation, cold email infrastructure, and modern websites.

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Cold Email Infrastructure

Infrastructure Built So Your Emails Reach the Inbox

Good cold email copy doesn't matter if it lands in spam. We build the technical foundation underneath your outreach: secondary domains, inbox warm-up, and DNS records configured correctly from day one.

Ready to Fix Your Deliverability?

If your outreach is going to spam and you're not sure why, we'll audit your setup and tell you exactly what's wrong.

Book Discovery CallConfigure Your Solution
Business Challenges

The Part of Cold Email Nobody Talks About

Deliverability problems are almost always technical, not creative. We set up secondary sending domains so your primary domain's reputation stays protected, configure SPF, DKIM, and DMARC correctly, and warm up every inbox gradually before it carries real volume. Then we keep monitoring, because deliverability that's fine today can quietly degrade over the next six months.

Sound familiar?

  • Cold email campaigns are going straight to spam, and nobody's sure why
  • Your main business domain is at risk because outreach is being sent directly from it
  • DNS records (SPF, DKIM, DMARC) were never set up or configured correctly
  • Deliverability was fine at first but has quietly degraded over time
Business Outcomes

What You'll Get

High inbox deliverability, engineered through proper domain warmup, authentication (SPF, DKIM, DMARC), and inbox rotation

Your primary domain's reputation protected by sending from properly configured secondary domains

Ongoing monitoring that catches deliverability problems before they tank a campaign

A technical foundation that scales as your outreach volume grows

Scope

Exactly What You're Getting

Included

  • Domain guidance and setup support
  • Google Workspace setup
  • Mailbox creation
  • SPF, DKIM & DMARC authentication
  • Tracking domain configuration
  • Instantly / Smartlead configuration
  • Email warmup
  • Deliverability testing
  • Up to 3 email sequences
  • Up to 10 email templates
  • Documentation
  • 14 days support

Not Included

  • Domain registration costs (billed by your registrar, typically $10-15/domain/year)
  • Cold email sending platform subscription (Instantly, Smartlead, etc.)
  • Writing outreach copy or managing campaigns

What We Need From You

  • Access to your DNS provider to add authentication records (or grant us access)
  • A sending platform account, or we can help you choose one
Client Results

What Clients Say

Cold Email

“He was very helpful and super responsive! Thank you!”

Yahav Fuchs

Founder & CEO, ReddGrow AI

AI SaaS

View Case Study→

The EHG Orbit™ Methodology

How We Engineer This Solution

1

Discover

We review your current sending setup and outreach goals.

2

Architect

We plan your domain and mailbox structure to protect your primary domain's reputation.

3

Build

We configure domains, mailboxes, DNS authentication, and your sending platform.

4

Activate

We run inbox warmup and verify deliverability before you send at volume.

5

Accelerate

We monitor deliverability and are available if anything needs adjusting.

Ready to Configure Your Solution?

Get an estimated investment range in minutes.

Configure Your SolutionBook Discovery Call
Timeline

How Long This Takes

Timeline

Setup and inbox warm-up typically take 1-2 weeks before mailboxes are ready for full volume.

Our Guarantee

If It Doesn't Work As Scoped, We Fix It

2 Rounds of Revisions

Included before final delivery. Additional rounds beyond that are scoped and billed separately.

Post-Delivery Support

For at least 14 days after delivery, we fix anything that doesn't work as scoped, at no charge. Some packages include longer coverage.

Built to Match What We Scoped

If what we deliver doesn't match what was agreed in the proposal or configuration, we make it right.

Technologies We Use

Google Workspace / Microsoft 365Smartlead / InstantlyDNS managementWarm-up tooling
Case Study

A Project Like This

Deliverability

Cold Email Infrastructure

Configured complete outbound email infrastructure including domains, authentication records, mailbox setup, and sending platforms.

Inbox placement improved through a full domain warmup and authentication setup, replacing a fragmented, unmonitored sending infrastructure.

View Case Study

Frequently Asked Questions

No. Cold outreach is sent from separate secondary domains specifically to protect your primary domain's reputation and normal business email from any deliverability risk.
Cross-Sell Opportunities

Services That Pair Well With This One

Most clients combine this with one or more of the following to build a complete growth system.

Email Deliverability Audit & Remediation

See how our email deliverability audit & remediation fits in.

View Growth Solution

B2B Lead Generation Systems

See how our b2b lead generation systems fits in.

View Growth Solution

LinkedIn Outreach

See how our linkedin outreach fits in.

View Growth Solution

Ready to Fix Your Deliverability?

If your outreach is going to spam and you're not sure why, we'll audit your setup and tell you exactly what's wrong.

Book Discovery CallConfigure Your Solution