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Karn ConsultingKarn Consulting
Growth Systems

MarTech Audit & Migration

Full audit of your 20+ tools, TCO model, migration plan, and executed cutover with zero data loss.

From$4,500 fixed
ContactScope
MarTech Audit & Migration
3 weeks
Audit duration
$4,500 fixed
Starts at
20–35%
Typical TCO saved
Up to 30
Tools reviewed
Included (Growth+)
Migration support
Ideal for

When this is the right call.

  • Mid-market CMOs with 20+ tools and $300K+ annual MarTech spend, no clear ROI per tool.
  • Post-acquisition integrations needing two stacks to become one without losing data.
  • Pre-Series B teams preparing investor-ready MarTech architecture.
  • Companies on HubSpot / Salesforce / Marketo with creeping seat counts and overlap.
Not a fit

When you're better off elsewhere.

  • Stacks under $50K/year MarTech spend - ROI of audit doesn't math.
  • Companies in active M&A freeze on system changes (we'll wait until you're cleared).
  • Founders looking for slide decks rather than working migrations.
How it works

A working system in weeks - not a slide deck in months.

  1. 01

    Inventory · Week 1

    Catalogue every tool, contract, owner, and integration.

  2. 02

    Score · Week 2

    Utilisation, fit, cost, and risk scoring. TCO model.

  3. 03

    Recommend · Week 3

    Target architecture, roadmap, vendor RFP if replacing.

  4. 04

    Execute · Weeks 4–8

    Phased migration, data validation, cutover, training.

Scope included

Every line. On the box.

Productised means published. No hidden scope, no surprise invoices, no scope creep dressed as a change order.

  • Inventory of all current tools + contracts
  • Total Cost of Ownership (TCO) model
  • Tool-by-tool utilisation scoring
  • Overlap + gap matrix
  • Recommended target architecture
  • Phased migration roadmap with risk
  • Vendor RFP support (if replacing)
  • Data migration with zero loss
  • Cutover plan and rollback strategy
  • Team training on new stack
  • Post-cutover audit and optimisation
  • Quarterly review framework
Pricing

Three tiers. Transparent.

Starter
$4,500 fixed

Ideal: Audit-only diagnostic

  • Audit only
  • TCO model
  • Recommendations
  • 1 workshop
SLA
3-week fixed engagement
Talk about Starter
GrowthMost popular
$12,000 fixed

Ideal: Most consolidation programmes

  • Audit + migration
  • Up to 5 tool migrations
  • Cutover support
SLA
8-week engagement · cutover SLA
Talk about Growth
Scale
Custom

Ideal: Enterprise multi-brand stacks

  • Audit + migration + training
  • Multi-brand
  • Ongoing governance
SLA
Custom SLA · quarterly governance
Talk about Scale
Tech we deploy
HubSpotSalesforceBigQueryLookerGA4MetaGoogle Ads
Client
"Cut $148K from our annual MarTech spend without losing a single capability. The migration was zero-downtime. [PLACEHOLDER]"
HL
Henrik Larsson
CMO, NorthLogic (mid-market SaaS)
FAQ

Common questions.

Related services

Often paired with this.

Ready to talk?

Ready to scope MarTech Audit & Migration?

Book a 20-minute call. Bring one bottleneck. We'll diagnose live. Starts at $4,500 fixed.

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