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A GTM partner for early-stage and venture-backed founders

Not sure where to start with outreach, tools, or hiring?
We help simplify GTM and scale what actually works.

Not sure where to start with outreach, tools, or hiring?

We help simplify GTM and scale what actually works.

Let's Map Your GTM Support Plan

We review each submission carefully. If there’s alignment, we’ll reach out to set up next steps.

Home

How We Work

Engagements

About Us

Book a Call

Who We Help

GTM Nexus is built for founders navigating go-to-market without a playbook. Whether you're flying solo, building a team, or relaunching a broken motion, we meet you where you are.

Founder-Led Teams

Sending cold emails, jumping on calls, figuring it out as you go? We help founders build lean, repeatable outbound motions.

Hiring Your First GTM Help

Hiring a rep or contractor soon? Most fail without a tested motion. We build the targeting, messaging, and workflows to set your team up for success.

Unconverted Outbound

Launched but replies stall or leads vanish? We refine your targeting and messaging, and lock in what converts, so that your GTM system scales with your stage.

Let’s Find Your Fit

How GTM Nexus Builds Your Go-to-Market System

We co-build your GTM system live in-market—lean, adaptive, and built to scale without us.

Phase 1

Discover & Align

We stress-test assumptions, sharpen your positioning, and align your offer to what buyers actually care about. This isn’t guesswork, it’s built on founder context and market signal.

Buyer + founder interviews

Funnel + positioning teardown

Signal audit to shape launch strategy

Phase 2

Design & Launch

We turn insights into tested messaging, spin up a lightweight tool stack, and get real sends out—quickly. We track early signal across LinkedIn, email, and other lean channels.

Messaging design (LinkedIn, email, DM) guided by signal

Lightweight tool stack setup (Clay, Instantly, Smartlead, etc.)

Live sends with tracking + feedback loop

Phase 3

Iterate & Transfer

Once traction hits, we double down on what’s working and remove what isn’t. You’ll get a lean GTM playbook and tooling setup ready to run with or without us.

Live performance review + signal iteration

Plug-and-play templates + final documentation

GTM handoff: enablement, ops, and mid-funnel workflows

GTM Nexus Support Options for Founders

Lean sprints and flexible retainers to launch, validate, and scale your go-to-market motion.

Launch Sprint

One-Time

$4,000 - $6,500

For founders launching outbound for the first time, or relaunching after false starts.

In 4–5 weeks, we build and test a lean outbound motion live in market.

Key Takeaways

ICP + messaging clarity

Live-tested LinkedIn/email outreach

Lightweight setup + tools

Early traction (replies + first meetings within the sprint)

Fractional GTM Partner

Monthly

$5,000 - $8,000

Ongoing support across outbound, enablement, and hiring.

We co-own the motion with you and scale what works.

Key Takeaways

Execution + live coaching

Targeting, systems, and team support

Hiring help + onboarding enablement

Strategic input across messaging, tooling, and outbound strategy

Advisory Retainer

Monthly

$2,000 -$4,000

Founder-to-founder strategy, async reviews, and unblocker support.

Perfect if you’re hands-on but want a second brain.

Key Takeaways

Message + funnel reviews

GTM feedback + async coaching

Discovery talk tracks + objection help

Strategic input across GTM without full execution

Find the right GTM support plan

We’ll shape the right sprint or support plan based on your stage, goals, and motion maturity.

Why Founders and Teams Trust GTM Nexus

We don’t just build GTM systems. we co-build repeatable outbound motions that drive traction for pre-seed, seed, and venture-backed founders.

"Charlie isn’t just a tactician, he connects GTM execution to the bigger picture. We brought him in to help reset our outbound motion after our first campaign failed. He ran a full audit, rebuilt our system, and narrowed our focus to a high-signal ICP: companies hiring Postgres talent. His messaging landed real traction with our first design partners, and that work became a key driver that led to our acquisition with Temporal.io

Fractional GTM Partner - Outbound Readiness Sprint

Johann M.

CEO & Founder, CrystalDBA - AI-optimized Postgres (Acquired by Temporal.io)

"We initially brought Charlie in to launch a new service, but his work reshaped our entire go-to-market approach. At GTM Nexus, he rebuilt our outbound engine, clarified messaging across all our offerings, and opened new enterprise opportunities. His work didn’t just drive immediate pipeline, it redefined how we position Bredin for long-term growth"

Fractional GTM Partner

Stu R.

Founder & CEO, Bredin - Research & Insights Firm

"Charlie came in after a failed sales hire and immediately brought clarity, focus, and execution. He helped us identify our strongest vertical, built a light GTM workflow that made sense for a company our size, and supported early calls that converted into pilot programs. A realiable, hands-on partner in early market development."

Fractional GTM Advisor - GTM Testing Lab

Chris B.

President & Founder, Sensified - Cold Chain & Logistics

“Charlie helped us turn around a struggling inbound SDR workflow. Meetings were falling through the cracks, follow-ups lacked strategy, and KPIs weren’t being tracked. He advised on Salesforce workflow improvements, and revamped messaging that more than doubled weekly meetings booked.”

Fractional GTM / Ops Partner

Danielle S.

Head of Marketing, Chargent - Salesforce Payments Platform

Meet Your GTM Partner: Charlie Rivas

Charlie Rivas is the founder of GTM Nexus, a fractional go-to-market partner for early-stage startups. He helps founders turn DIY outbound and sales chaos into a tested GTM system. One they can scale with clarity and confidence.

Meet Your GTM Partner: Charlie Rivas

About GTM Nexus

GTM Nexus is a founder-led go-to-market partner that co-builds and tests repeatable outbound systems for early-stage startups.

We help founders move from sales chaos to a GTM motion that works. One that’s shaped by buyer pain, live feedback, and real traction.

We typically partner with:

Pre-seed to Series A startups, building their first repeatable GTM motion
Established teams entering outbound for the first time

Whether you're launching from scratch or rebuilding what's broken, we help you:

Validate ICP and positioning
Design and test messaging that converts
Launch lean outbound sequences (email, LinkedIn, calls)
Document & transfer a system your team can run without outside support

Our sprints and fractional support are built for clarity, speed, and real-world traction. We don’t rent pipelines or operate behind the curtain. We work with you, in market, and leave behind a system you trust.

👉 GTM Nexus is different from agencies, lead-gen vendors, and sales consultants: We specialize in the earliest GTM stages, where clarity beats complexity, and a tested motion beats a rented pipeline every time.

GTM Nexus is a founder-led go-to-market partner that co-builds and tests repeatable outbound systems for early-stage startups.

We help founders move from sales chaos to a GTM motion that works. One that’s shaped by buyer pain, live feedback, and real traction.

We typically partner with:

Pre-seed to Series A startups, building their first repeatable GTM motion
Established teams entering outbound for the first time

Whether you're launching from scratch or rebuilding what's broken, we help you:

Validate ICP and positioning
Design and test messaging that converts
Launch lean outbound sequences (email, LinkedIn, calls)
Document & transfer a system your team can run without outside support

✉️ Field Notes by GTM Nexus — GTM Insights for Early-Stage Founders

Real messaging. Real objections. Real learnings from early-stage teams doing the hard work—sent only when it’s worth your time.

Built For:

Technical or first-time founders running founder-led sales

Early-stage teams building outbound systems for the first time

Lean teams between seed and Series A refining GTM before scaling

What to Expect (When It's Worth It):

Cold emails, LinkedIn DMs, and talk tracks that landed

Scripts, frameworks, and positioning tweaks from GTM Nexus sprints

Wins and failures—what didn’t work and why

Field-tested GTM plays you can use right away

Low volume. High signal. Sent only when there’s something to say.

This isn’t a content funnel. It’s what we’d send a friend who just started founder-led sales.

Low volume. High signal. Sent only when there’s something to say.

This isn’t a content funnel. It’s what we’d send a friend who just started founder-led sales.

GTM Nexus FAQs

How are you different from other GTM advisors or agencies?

We co-build lean GTM systems with you, unlike advisors who stay high-level or agencies that run behind the curtain.

What kind of companies do you work best with?

We work best with founders and early teams building or fixing their first outbound motion.

What's the difference between a sprint, fractional GTM support, and advisory?

The sprint builds the engine, fractional helps you drive and scale it, and advisory guides you while you stay at the wheel.

What happens after the sprint ends?

You leave with a validated outbound motion, clean documentation, and 2 weeks of async support to ensure it sticks.

What do sprints cost—and how is pricing determined?

Launch Sprint starts at $4,000, with add-ons priced by scope.

How long do sprints take—and how soon can we start?

Sprints run 4–5 weeks, kickoff usually within 5–10 business days.

Do you guarantee meetings?

We guarantee early signal, meetings included, or we extend until you have it.

How are you different from other GTM advisors or agencies?

We co-build lean GTM systems with you, unlike advisors who stay high-level or agencies that run behind the curtain.

What kind of companies do you work best with?

We work best with founders and early teams building or fixing their first outbound motion.

What's the difference between a sprint, fractional GTM support, and advisory?

Tsprint builds the engine, fractional helps you drive and scale it, and advisory guides you while you stay at the wheel.

What happens after the sprint ends?

You leave with a validated outbound motion, clean documentation, and 2 weeks of async support to ensure it sticks.

What do sprints cost—and how is pricing determined?

Launch Sprint starts at $4,000, with add-ons priced by scope.

How long do sprints take—and how soon can we start?

Sprints run 4–5 weeks, kickoff usually within 5–10 business days.

Do you guarantee meetings?

We guarantee early signal, meetings included, or we extend until you have it.

How are you different from other GTM advisors or agencies?

We co-build lean GTM systems with you, unlike advisors who stay high-level or agencies that run behind the curtain.

What kind of companies do you work best with?

We work best with founders and early teams building or fixing their first outbound motion.

What's the difference between a sprint, fractional GTM support, and advisory?

The sprint builds the engine, fractional helps you drive and scale it, and advisory guides you while you stay at the wheel.

What happens after the sprint ends?

You leave with a validated outbound motion, clean documentation, and 2 weeks of async support to ensure it sticks.

What do sprints cost—and how is pricing determined?

Launch Sprint starts at $4,000, with add-ons priced by scope.

How long do sprints take—and how soon can we start?

Sprints run 4–5 weeks, kickoff usually within 5–10 business days.

Do you guarantee meetings?

We guarantee early signal, meetings included, or we extend until you have it.

GTM Nexus is a founder-led GTM partner for pre-seed, early-stage, and scaling startups entering outbound, building repeatable outbound systems that convert—through lean sprints and fractional support.

GTM Nexus is a founder-led go-to-market partner for early-stage startups, co-building repeatable outbound systems through sprints and fractional GTM support.

Let's Map Your GTM Plan

A GTM partner for early-stage and venture-backed founders

A GTM partner for early-stage and venture-backed founders

Not sure where to start with outreach, tools, or hiring? We help simplify GTM and scale what actually works.

Not sure where to start with outreach, tools, or hiring? We help simplify GTM and scale what actually works.

Who We Help

Founder-Led Teams

Hiring Your First GTM Help

Unconverted Outbound

How GTM Nexus Builds Your Go-to-Market System