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Outreach Engine

For Sales and Marketing

B2B cold email services

Replies and meetings from your target accounts, sent from infrastructure built to the current inbox rules.

Build my pipelineWhat's included
At a glanceCold Email
The job it does
Reach the right inboxes at scale and turn replies into booked meetings.
What it moves
Inbox placementOpen rateReply ratePositive reply rateMeetings booked
Best for
Teams that want scale without hiring · Companies with a clear ICP and offer · Markets reachable by email

What is cold email outreach?

Cold email outreach is a managed outbound channel in which targeted, permission conscious emails are sent to prospects who fit an ideal customer profile, with the goal of starting qualified sales conversations. A complete program covers domain and inbox infrastructure, deliverability, list quality, copywriting and reply handling rather than sending alone.

5,000

Since May 5, 2025, Outlook routes mail from domains sending more than 5,000 emails a day that fail SPF, DKIM and DMARC to Junk, with rejection to follow. Microsoft, Outlook requirements for high volume senders

What's included

What's included in Cold Email Outreach, run by one team.

  • 01Sending domain and inbox setup
  • 02Deliverability and inbox placement management
  • 03List sourcing and verification
  • 04Copywriting and sequence design
  • 05Campaign management and A/B testing
  • 06Reply handling and booking

Why now

Cold email changed when the inbox providers changed the rules

Since 2024, Gmail and Yahoo require bulk senders to authenticate with SPF, DKIM and DMARC, keep spam complaints under 0.3% and support one click unsubscribe. Since May 2025, Outlook routes non compliant high volume mail to Junk. Cold email that ignores these rules does not reach the inbox, however good the copy.

The programs that still work treat deliverability as the foundation: separate sending domains, authenticated and warmed, with volume paced to protect reputation.

How we run it

How we run cold email

We build dedicated sending infrastructure so your primary domain is never at risk, authenticate and warm every mailbox, and monitor placement and complaint rates continuously. Lists are verified before anything is sent.

Copy is short, specific and written for the role and the trigger that makes it relevant now. Every reply is read and handled by a person, and interested prospects are qualified and booked.

  • Separate sending domains and mailboxes
  • SPF, DKIM and DMARC configured and monitored
  • Mailbox warmup and paced volume
  • Verified, role specific contact data
  • Persona and trigger based copy
  • Human reply handling and booking

Process

How implementation works.

  1. 1

    Warm infrastructure

    Set up and warm domains and inboxes for placement.

  2. 2

    Source data

    Build verified lists that match the ICP.

  3. 3

    Write sequences

    Draft angles and follow ups for the audience.

  4. 4

    Send and test

    Run campaigns and test subject lines and copy.

  5. 5

    Handle replies

    Respond, qualify and book interested prospects.

What good looks like

The metrics that matter in cold email

Measure inbox placement, positive reply rate and meetings booked. Open rates are unreliable since privacy features started loading images automatically, and total replies include every unsubscribe and out of office.

If positive replies are low but placement is healthy, the problem is the list or the message. If placement is low, fix the infrastructure before touching the copy.

What we report on

  • Inbox placement
  • Open rate
  • Reply rate
  • Positive reply rate
  • Meetings booked

Results

Client results from Cold Email Outreach programs.

Each client's own reported figures.

All client results
Client results
Software development services$500,000+In closed dealsNeeded a reliable outbound channel to reach mid-market and enterprise buyers for custom AI and automation work.Read the story
Software marketplace57Meetings booked in under 30 daysNeeded to book meetings with HR leaders and introduce them to its software comparison service, so those buyers could see how the marketplace helps teams compare and choose software.Read the story
HR technology117,800Outbound touchesAttending multiple industry events without converting booth traffic into pipeline. Couldn't reach event attendees who missed the booth.Read the story

Research

What the research says

Current, independent data behind how we run cold email outreach.

  • 5,000

    Since May 5, 2025, Outlook routes mail from domains sending more than 5,000 emails a day that fail SPF, DKIM and DMARC to Junk, with rejection to follow.

    Microsoft, Outlook requirements for high volume senders, Apr 2025.

  • 0.3%

    Gmail requires senders to keep spam rates in Postmaster Tools below 0.3% (and recommends below 0.1%). Senders of more than 5,000 messages a day must use SPF, DKIM and DMARC and support one click unsubscribe.

    Google, Email sender guidelines, Feb 2024.

  • 2 days

    Yahoo requires bulk senders to authenticate with SPF and DKIM, publish a DMARC policy, keep spam rates below 0.3% and honor unsubscribes within 2 days.

    Yahoo, Sender best practices, Feb 2024.

See the full research library

Where Cold Email fits for Sales and Marketing

Account based marketing that generates sales conversationsTurn your target account list into qualified pipeline with coordinated email, LinkedIn, calling and buying committee outreach.Build more B2B pipeline without hiring more SDRsOutreach Engine builds and operates a multi channel outbound engine that generates qualified sales conversations for your team.Add outbound execution to your demand generation engineConvert more of your target accounts into conversations by pairing your demand programs with coordinated outbound.Outbound lead generation that produces qualified conversationsReach the companies you want to sell to, before they start searching, with coordinated email, LinkedIn and calling.Multichannel outreach that reads as one conversationCoordinate email, LinkedIn and calling across every contact in the account, so each touch builds on the last.

Built for your industry

Cold Email for B2B SaaS companiesSoftware companies that sell to other businesses and live or die by predictable pipeline and efficient growth.

Industries we run Cold Email for

Frequently asked questions

Will cold email hurt my domain reputation?

Sending runs on separate, warmed domains and inboxes so your primary domain is protected. Deliverability is monitored continuously to keep placement healthy.

How many cold emails should a B2B company send per month?

Volume depends on list size, infrastructure and deliverability headroom. The right number is the most you can send while keeping inbox placement and reply quality healthy, not a fixed quota.

What makes a cold email get a reply?

Relevance first. A tight target list, a specific reason for reaching out, and a short message about the prospect rather than the sender drive replies more than volume.

Further reading

What is Cold Email Outreach?Cold email outreach is a managed outbound channel in which targeted, permission conscious emails are sent to prospects who fit an ideal customer profile, with the goal of starting qualified sales conversations. A complete program covers domain and inbox infrastructure, deliverability, list quality, copywriting and reply handling rather than sending alone.The Best Outbound Channels for Branding AgenciesOutbound for branding agencies is the strategic coordination of email, LinkedIn, calling, and targeted outreach to generate qualified sales conversations…The Best Outbound Channels for Paid Media AgenciesOutbound for paid media agencies requires a multi-touch outbound strategy that engages marketing executives across the channels they use to research service…The Best Outbound Channels for SEO AgenciesOutbound for SEO agencies requires a multi-touch approach that meets target accounts across the channels they use to evaluate partners.The Best Outbound Channels for Demand Generation AgenciesOutbound for demand generation agencies is an account based prospecting strategy designed to turn target accounts into qualified sales conversations.

Compare your options

Cold Email vs Cold Calling for B2B OutboundCold email scales reach efficiently and suits buyers who live in their inbox, while cold calling reaches people who ignore email and moves considered, higher value deals through a live conversation. The strongest programs do not choose: they run both against the same target list so each channel reaches the buyers the other misses.

Best of lists

Best LinkedIn Lead Generation Agencies in 2026Seven LinkedIn lead generation agencies compared on how they run outreach, pricing, account access and proof, from each company's own pages.Best B2B SaaS Lead Generation Companies in 2026Seven outbound lead generation companies for B2B SaaS compared on proof, pricing, channels and fit, from each company's own pages.

Client stories

G2: Software marketplaceSoftware marketplace for B2B buyers. Partnership expanded into two more markets.Chattr: AI hiring technologyHiring efficiency platform powered by conversational AI. 8-figure exit to UKG.Beyond BookSmart: Education servicesPremier executive function coaching company expanding into K-12 and B2B.

Related services

B2B lead generation servicesQualified conversations with the companies that fit your ICP, from target account research and contact discovery through outreach.B2B appointment settingQualified sales conversations booked directly onto your team's calendars, through coordinated email, LinkedIn and calling.Prospect data servicesAccurate contacts and account intelligence for every channel, from ICP development, list building and account research.

All services

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