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Revenue & Operations Systems

Business systems that get more leads,close faster, and run smoother

Most companies do not need AI first. They need a cleaner system for getting leads, following up, and operating without chaos. We build that system.

Founded 2022GuadalajaraStarter builds available

Build proof

What buyers leave with

Shipping

Scope

Build

Ship

Reuse

Revenue System Sprint

$1.5K-$5K

AI agent with sales memory, lead capture, pipeline automation

Operations System Sprint

$3K-$10K

Workflow automation, internal tools, process memory

Knowledge System Sprint

$5K-$20K

RAG systems, document AI, company brain with persistent memory

15+

Products

3

Active

2022

Founded

Current sprintWeek 02
handoff in progress
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TL;DR

4M Labs is a business systems company based in Guadalajara, Mexico. We build revenue systems, operations systems, and product systems that help companies get more leads, close faster, and run without chaos. Fixed-scope sprints from $5K, monthly retainers from $3K/mo. English and Spanish. Senior team, production-ready delivery.

Proof from shipped work
Core Problem

Your roadmap is clear. Shipping is the bottleneck.

We work best with founders and operators who need a practical first release before committing to a larger build.

AI features stall

Revenue System Sprint

The use case is obvious, but evals, UX, integration, and handoff keep slipping.

Websites do not convert

Conversion System

The company is credible offline, but the page does not explain the offer or earn the call.

MVP scope drifts

Product Sprint

The idea keeps expanding before customers can touch a useful version.

Engagement Paths

Choose the lane that matcheswhat needs to ship.

Start with the buying situation, not our internal org chart.

What We Build

Practical software for

teams that need traction.

Revenue systems, conversion systems, build capacity, product sprints, and custom software designed around one concrete business outcome.

* Not included: open-ended R&D, vague ideation, or infinite revisions.

04 offers
Pricing

Three clear ways to start.

Starter entry points for teams that need useful output before a larger build.

Revenue System Sprint

A sales system with AI follow-up and pipeline automation in 21 days.

From $5K

Best for

Teams with a clear sales process that need automated follow-up and pipeline visibility.

  • checkAI-powered lead capture and follow-up
  • checkPipeline automation and tracking
  • checkIntegration with your existing CRM
Book Revenue Sprint
Most Popular

Conversion System

A website and funnel that turns traffic into booked calls in 14 days.

From $3.5K

Best for

Teams losing trust or leads on the current site.

  • checkConversion-focused messaging and structure
  • checkCMS, analytics, and tracking
  • checkConversion tracking
Build System

Build Squad

Part-time senior build capacity on a monthly retainer.

From $3K/mo

Best for

Teams with ongoing fixes, integrations, automations, or product backlog.

  • checkSenior build support
  • checkWeekly shipped increments
  • checkDirect communication, no account managers
Hire a Squad
verifiedFixed ScopelockIP Protection Includedcalendar_todayClear Timelinesouth_americaFixed Scope

How We Work

From strategy call to production handoff.

The first meeting turns into scope, the scope turns into a build, and the build ends with a shipped artifact your team can own.

Day 0

Scope

We identify the buyer, constraint, risk, and fastest useful release path before build work starts.

Days 1-3

Build

We write handoff criteria, define the must-ship artifact, then senior builders prototype and integrate.

Week 1-2

Ship

Each sprint moves toward a working release with interface, integration, data model, and launch path.

Selected Work

Recent Builds

View All Case Studies
15+
Products Shipped
21
Day Sprint
3
Active Builds
2022
Founded
Team

The Team

Senior ownership from people who design, build, ship, and stay close to the work.

Michiel Horstman

Michiel Horstman

Founder & CEO

Founded 4M Labs in 2022 and leads product strategy, commercial direction, and client outcomes.

Business StrategyProduct Vision
Jorge Sanchez

Jorge Sanchez

Co-founder & CTO

Leads technical architecture across AI systems, data infrastructure, and production product builds.

System ArchitectureTechnical Strategy
Steven Horstman

Steven Horstman

Founding Engineer

Full-stack engineer focused on AI integrations, product infrastructure, and clean production systems.

Full-Stack EngineeringSystem Architecture
Melissa Martinez

Melissa Martinez

Lead Designer

Designs conversion-focused product interfaces, brand systems, and scalable UI patterns.

UI/UX DesignDesign Systems

Frequently Asked Questions

Starter engagements are available for smaller teams: Revenue System Sprints from $5,000, Conversion Systems from $3,500, and part-time Build Squad support from $3,000 per month. Larger Product Sprints and Custom Systems are scoped separately.

Starter builds available

Need something useful shipped this month?

Bring the problem and budget range. We will map the smallest useful paid start and the path to a larger production build if it makes sense.

Book a Build Strategy Call

Start with a practical build.

Book a short strategy call or send a brief. We will point you toward the smallest useful paid start, not the biggest possible scope.

Book a Build Strategy Call

Name, email, budget range, and project details are enough to route the brief.

The Delivery Engine

Fixed-scope sprints and monthly retainers for teams that need reliable shipping capacity.

The Studio

Where we selectively invest, build, and launch products with aligned upside.

Async fallback for scoped briefs.