Hiring a contractor is one of the most important decisions you’ll make when building or renovating a home or property. The right contractor can make your dream project come to life—on time, within budget, and with quality craftsmanship. The wrong one can lead to delays, costly mistakes, and stress.
Before you sign any contracts, make sure you ask these essential questions:
1. Are You Licensed and Insured?

Always start with this. A legitimate contractor should hold the proper state or local licenses and carry both liability insurance and workers’ compensation. This protects you in case of accidents or damage during the project.
2. Can You Provide References?
Ask for recent references, ideally for similar types of projects. Follow up with past clients to ask about their experience, the contractor’s reliability, and the quality of the work.
3. What’s Your Experience With This Type of Project?
Not all contractors specialize in the same work. A contractor great at kitchen remodels may not be the best choice for a basement finish or a full home addition. Choose someone who has successfully completed similar projects.
4. What’s the Estimated Timeline?
Get a realistic sense of how long the job will take. Ask about key milestones and what could potentially cause delays (e.g., permits, materials, weather).
5. Who Will Be On-Site Daily?
Will the contractor themselves be managing the site, or will a foreman or project manager take charge? Make sure you know who your point of contact is and how often they’ll be checking in.
6. What Is the Payment Schedule?
Never pay the full cost upfront. A reputable contractor will typically ask for a deposit, then additional payments as work progresses. Make sure this is clearly laid out in the contract.
7. How Will You Handle Permits and Inspections?

Ask if the contractor will take care of applying for permits and scheduling inspections. This can be a complex process that should be handled by someone who understands local building codes.
8. Can I See a Detailed Written Estimate?
The estimate should clearly break down labor, materials, and other costs. This helps you compare bids and protects against unexpected expenses later.
9. What Happens If Something Goes Wrong?
Ask about warranties on the work and how issues will be handled after the project is complete. A good contractor should stand by their work and offer a clear plan for resolving problems.
10. Do You Use Subcontractors?
If so, ask who they are, what they’ll be doing, and how the contractor ensures their work meets the same standards. You’ll want assurance that everyone on your site is qualified and insured.
Final Thoughts
Good communication is key to a successful construction or renovation project. Don’t be afraid to ask questions, take notes, and get everything in writing. A trustworthy contractor will welcome your thoroughness—it shows that you care about your project and want it done right.
Have additional questions or are you ready to start your project? Mammoth Home Services are licensed general contractors in the Twin Cities area. Connect with us — we’re here to help!