When it comes to the safety and longevity of your home, the roof plays an indispensable role. It’s not just about sheltering you from the elements, but also about enhancing the aesthetic appeal and value of your property. However, not all roofing contractors are created equal. Here are seven signs that might indicate your roofing contractor is not up to the mark.

1. Absence of Licensing and Certification

A reputable roofing contractor, like Kanga Roof, will always have the necessary licenses and certifications to operate in their respective regions. These credentials not only validate their legitimacy but also their commitment to professional standards. If a contractor fails to present these, it’s a red flag.

2. Sparse Portfolio or References

A seasoned roofing company in Columbia MD will have a rich portfolio of projects they’ve completed. They should be eager to share references, showcasing their expertise and the satisfaction of their clients. Hesitation in this regard might suggest a lack of experience or unsatisfactory past projects.

3. Vague Project Evaluation

Whether it’s a roof repair service in Columbia MD or a complete overhaul, a competent contractor should provide a clear and comprehensive assessment of your roof’s condition. If they’re evasive or unclear, it might indicate a lack of expertise.

4. Limited Knowledge on Roofing Materials

From asphalt shingles to metal sheets, there are various roofing materials available, each with its pros and cons. A knowledgeable contractor should guide you through these choices, recommending the best fit for your home and budget.

5. Reluctance to Offer a Written Estimate

Transparency is key in any professional transaction. A trustworthy roofing company in Columbia MD will provide a detailed written estimate, breaking down costs and ensuring there are no hidden charges.

6. Inadequate Communication Skills

Effective communication ensures that you’re kept in the loop throughout the project. If a contractor fails to clearly articulate plans, timelines, or potential challenges, it might suggest they’re not fully in control.

7. No Warranty Offered

A confident contractor stands by their work. Kanga Roof, for instance, offers warranties on their services, ensuring that any potential future issues are addressed. The absence of such a guarantee might indicate a lack of confidence in their work quality.


Your home is an investment, and your roof is a crucial part of that investment. When seeking roof replacement in Columbia MD or any other roofing service, it’s essential to choose a contractor who is experienced, transparent, and professional. By being aware of the above signs, you can make an informed decision and ensure the longevity and safety of your roof with Kanga Roof.