Legacy System Modernization Assessment

Modernize your IT. Turn it into a business asset.

A two-week, fixed-price assessment for leadership teams whose core systems have become a constraint on growth, reliability or investor confidence. We show you where the risk is, what the path forward will cost, and what your technology could become for the business.

  • About 2 weeks
  • Fixed price
  • Starting at $12,500
Sound familiar?

Signs your core systems are holding the business back.

  • Every new product, partner or market takes months longer than it should, because the core system has to change first.
  • A handful of people understand how the platform really works, and leadership knows what happens if they leave.
  • Incidents, slowdowns at peak or failed overnight batches have come to be treated as normal.
  • Infrastructure, databases or frameworks are approaching end of support, and the upgrade path is unclear.
  • Each new SaaS tool, customer integration or acquisition means another round of custom work.
  • Investors, buyers or the board ask questions about technology risk that are hard to answer with confidence.
  • Keeping the lights on consumes most of the IT budget, leaving little for anything new.
  • A rewrite has been discussed for years, but nobody can say what it would cost or how to do it safely.
Why the usual approach falls short

Most modernization efforts go wrong before the first line of code.

It is treated as an IT problem

A technical health check produces a list of defects. It does not tell the CEO, the board or investors what the risk means for revenue, valuation or the next three years of the plan.

The big-bang rewrite

Replacing everything at once concentrates risk, freezes the business for years and often runs out of budget before it delivers value.

Rebuilding the past

Most programs recreate today's system on newer technology. The chance to change what the platform can do for the business, and how it earns money, is missed.

Advice without accountability

Recommendations from people who will never have to deliver them tend to underestimate the hard parts: data migration, integration, cut-over and the people who run the system today.

The Copernicus approach

We ask two questions, not one.

We review your platform the way an experienced CTO, an enterprise architect and a prospective investor would, together. The result is a modernization plan grounded in what the business needs next, not only in what the code needs today.

The usual question“How do we fix the system?”

The question we add“What could this technology become for the business?”

  1. Business contextWe start with leadership: strategy, growth plans, constraints, and what the platform must support over the next three to five years.
  2. Hands-on current-state reviewArchitecture, code, infrastructure, operations and team, reviewed with your people rather than through a questionnaire.
  3. Risk and opportunity analysisTechnical risks translated into business impact, alongside the places where the platform could support new products, partners or revenue.
  4. Options and roadmapRealistic modernization paths, from targeted remediation to progressive re-architecture, compared on cost, risk and value, with one clear recommendation.
  5. Executive readoutA working session with your leadership team to agree the decision, the first steps and how to fund them.
What we assess

Technical risk and business opportunity, side by side.

Technology and operational risk

  • Architecture and technical debt.
  • Performance and scalability under growth.
  • Reliability and production risk.
  • Maintainability and key-person dependency.
  • Security and technology lifecycle risk.
  • Integration limitations.
  • Ability to support future business requirements.
  • Business continuity and modernization risk.

Strategic and commercial opportunity

  • SaaS business models and multi-tenant architecture.
  • API monetization and white-label capabilities.
  • Transaction-based services.
  • Decomposing a monolith into independent business domains.
  • Flexibility for partnerships, acquisitions, divestitures or carve-outs.
  • Investor and buyer readiness.
  • New revenue streams from technology you already own.
Deliverables

What you receive.

Written for owners, executives and investors as well as for your technology team. Every finding comes with a recommendation.

Current-state architecture review

How the system is really built, deployed and run today, including the technical debt and single points of failure that matter.

Modernization options

Realistic paths compared on cost, risk, disruption to the business and value created.

Target architecture

The platform you are moving toward, designed around your growth plan rather than a technology trend.

Prioritized roadmap

A sequenced plan that delivers value early and keeps the business running throughout the transition.

Business-value and monetization opportunities

Where re-engineering could open new revenue, partnerships or strategic options.

Initial investment and delivery guidance

Cost ranges, team shape, timeline and the decisions leadership needs to make next.

Business outcomes

What leadership gets out of it.

  • Technology risk you can explain to the board, lenders or investors, in terms of cost, continuity and growth.
  • A decision, not just a report: a recommended path with costs, sequencing and trade-offs your team can act on.
  • Less dependency on a few individuals, with knowledge documented and risks made visible before they become incidents.
  • Faster time to market, because the roadmap targets the constraints that slow growth first.
  • Stronger investor and buyer readiness: technology due-diligence questions answered before they are asked.
  • New strategic options, such as SaaS, APIs, partnerships or carve-outs, that the right re-engineering can make possible.
Why Copernicus

Senior people who have modernized platforms that cannot go down.

Mission-critical experience

Thirty years building and modernizing real-time, high-volume platforms, including VP-level product engineering at Amadeus and legacy decommissioning programs such as TPF. We know what can go wrong in a migration, and how to avoid it.

Business and technology in the same room

We are as comfortable with the CEO, CFO and investors as with the engineering team, and we translate between them. Enterprise architecture in service of the business plan.

We advise, then we build

Our recommendations come from people prepared to be accountable for them. When you are ready to execute, we can provide program leadership and a senior near-shore engineering team.

Independent

We do not resell software and have no platform to push. The path we recommend is the one that fits your business, your team and your budget.

Engagement model

Fixed scope, fixed price, senior team.

Find out what your core systems are really costing you, and what they could become.

Start with a 20-Minute Technology Opportunity Review with Renaud Arnoux-Prost. If an assessment makes sense, you will know its scope and price before you commit.

Book a Legacy System Risk Review