When most organizations evaluate an acquisition, they spend months analyzing financial statements, customer contracts, market opportunities, and operational efficiencies. Those are all important factors. But in my experience, one of the most overlooked areas in a business acquisition is technology.
I’ve seen companies invest heavily in a deal only to discover after closing that they inherited aging infrastructure, significant cybersecurity risks, unsupported software, or costly integration challenges. The result? Unexpected expenses, delayed synergies, and business disruption that could have been avoided with proper IT due diligence
Technology can either accelerate the value of an acquisition or become the obstacle that prevents organizations from realizing it. Here are the three most common IT mistakes I see companies make during mergers and acquisitions.
Mistake #1: Assuming the Technology Is “Good Enough”
One of the biggest mistakes buyers make is treating IT as a checkbox rather than a critical part of due diligence.
A company may appear financially healthy, but what’s happening behind the scenes? Are they running outdated servers? Unsupported operating systems? Legacy applications that are holding the business together with duct tape and hope?
Many of those issues don’t appear on a balance sheet.
Too often, companies assume the technology environment is in good shape because the business is operating successfully. The reality is that many organizations are carrying years of technical debt that doesn’t become visible until after the acquisition closes.
A thorough IT due diligence review should uncover:
- Aging infrastructure
- Unsupported hardware and software
- Licensing concerns
- Backup and disaster recovery gaps
- Cloud environment risks
- Hidden technology costs
The goal isn’t to kill a deal. It’s to make sure leadership understands exactly what they’re buying so there are no surprises later.
Mistake #2: Underestimating Cybersecurity Risk
Today, cybersecurity has become one of the most important components of acquisition due diligence.
When you acquire a company, you’re also acquiring its vulnerabilities.
Many organizations focus on revenue growth and market share while overlooking security controls, access management, compliance requirements, and historical security incidents. Those risks can easily become your risks on Day One.
A cybersecurity issue discovered after closing is far more expensive than one discovered during diligence. Buyers need to know whether they’re inheriting a secure environment or a potential breach waiting to happen.
Some of the most common issues uncovered during M&A IT assessments include:
- Unpatched systems
- Weak password policies
- Lack of multi-factor authentication
- Inadequate endpoint protection
- Poorly documented security practices
- Compliance gaps
Cybersecurity due diligence isn’t about fear. It’s about visibility. The more you know before the transaction closes, the better equipped you’ll be to protect the investment.
Mistake #3: Waiting Until After the Deal Closes to Think About Integration
This is where many acquisitions encounter their biggest challenges.
The deal closes. Everyone celebrates. Then reality sets in.
Suddenly teams are trying to merge networks, applications, cloud environments, communications systems, and security protocols that were never designed to work together.
Without a clear integration strategy, organizations often experience:
- Employee frustration
- Reduced productivity
- Duplicate systems
- Data migration challenges
- Increased technology costs
- Delayed ROI
One of the most important questions we ask clients is, ‘What does Day One look like?’ If you can’t clearly answer that question before the acquisition closes, you’re already behind.
Successful organizations begin planning post-merger IT integration during the due diligence phase, not after the paperwork is signed. Having visibility into infrastructure, applications, security, and operational workflows allows leadership teams to create realistic timelines and budgets while minimizing disruption.
The Bottom Line: Technology Should Be a Value Driver. (Not a surprise!)
Every acquisition comes with some level of risk. The goal isn’t to eliminate every challenge. The goal is to understand those challenges before they affect valuation, operations, or business continuity.
At MIS Solutions, we believe technology should help organizations accelerate growth, not slow it down. That’s why IT due diligence has become such a critical component of successful mergers and acquisitions. By identifying hidden costs, evaluating cybersecurity readiness, and planning integration early, organizations can make more informed decisions and realize value faster.
The best acquisitions aren’t the ones with no technology issues. They’re the ones where leadership understands the risks, has a plan to address them, and enters the deal with their eyes wide open.
Until next time,
Adam Ringland, COO, MIS Solutions
About MIS Solution’s M & A Services
MIS Solutions helps organizations reduce risk, uncover hidden costs, assess cybersecurity readiness, and accelerate post-merger integration through comprehensive IT due diligence and M&A technology services.