Top-Rated General Contractors Near You in Portsmouth, NH

All Levels Construction

All Levels Construction is Seacoast based residential construction company serving the seacoast of NH and ME. We provide an HGTV experience coupled with an old fashioned pride for quality work. All Levels wants is the phone call away service for all of your home service needs. Our team has a wide area of specialties such as General Contracting for remodels or builds, Carpentry, Masonry, Flooring, ...Painting, Drywall, Hardscapes, Landscapes, Tree Removal, and many other contracting/property maintenance serv

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Phillips Cove Properties LLC

Phillips Cove Properties LLC are custom builders specializing in high end waterfront homes

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Dignan Construction, LLC

Choosing to renovate your home or business is a big decision. Choose a contractor that listens to you. Choose a contractor that pays attention to the details and executes flawlessly. Choose skilled carpenters and craftsman who take pride in their work, no matter the size of the project. Choose Dignan Construction. At Dignan Construction, we pride ourselves on our attention to detail. We are committed to ensuring all aspects of your project are carefully executed, no matter the size of the project. Our cl

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Brass & Pine Homes and Design

Interior Design Home Styling Home Staging Vacation Home Design Vacation Home Styling Vacation Rental Management

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Haven Hill Builders, LLC

We offer full design build services and a custom woodworking shop for the creation of beautiful casework, furniture, and mouldings. We specialize in sustainable design and building practices as well as expert knowledge of historical restoration projects here in the great Northeast.

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MDB Design LLC

From historic renovation to design and build of new construction.

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Profile Homes

General Contractor of Systems built Net Zero Energy Homes. All with predesigned selections to make the home building process as easy as buying something already built

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Bridgeside Building CO.

We are Bridgeside Building Company, a General Contracting firm based out of Portsmouth, New Hampshire. As a partner based management team, our goal is to provide the jobsite focus and supervision that can only come from individuals fully invested in the client and the outcome of the product. Our experience throughout the Seacoast has been providing high quality sustainable results. Working on fine homes exclusively, we specialize in elite level residential construction and woodworking. Our specialtie

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On Course Remodeling
Nickerson-Remick

Experiences Nickerson-Remick has been serving the home improvement needs of homeowners, builders and architects for more than 55 years. For three of those decades, we have been an industry leader in spray foam insulation. It is a reputation we have earned by using only the best brands and from knowing exactly what product is right for the job. You can trust our skilled team with any project large or small. No matter what your building situation, we have a solution–one that is sure to save you energy and mon

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General Contractor FAQs

A general contractor oversees construction projects, managing all aspects from start to finish. This includes coordinating subcontractors, sourcing materials, ensuring codes and regulations are met, and ensuring the project stays on budget and on schedule. They often handle residential renovations, new home builds, and larger commercial projects. Hiring a general contractor ensures expert supervision and streamlines communication, helping ensure the job is completed efficiently and professionally.

The cost of hiring general contractors can vary widely depending on the scale of the project. On average:

  • Bathroom renovation: $10,000–$25,000
  • Kitchen remodeling: $15,000–$50,000
  • Home additions: $30,000–$150,000
  • Building a new home: $150,000–$500,000+

Keep in mind these ranges are approximate and subject to factors like location, materials, and complexity of the project. It's always advisable to get detailed estimates from multiple contractors to compare pricing and services.

Finding licensed general contractors in Portsmouth involves several reliable methods:

  • Online directories: Use platforms like HomeAdvisor or Angie's List.
  • Local building departments: Contact your city or county building department for lists of licensed professionals.
  • Referrals: Ask friends, family, or neighbors for recommendations.

Make sure to verify their license through a trusted authority, such as your state’s licensing board or local contractor registry. Hiring licensed professionals ensures compliance with codes and regulations.

Here are key questions to ask when speaking with general contractors:

  1. Are you licensed and insured?
  2. Can you provide references or examples of past work?
  3. What’s your timeline for this project?
  4. Will you handle permits and inspections?
  5. Do you offer a warranty on your work?

These questions help assess their qualifications, experience, and reliability. Be thorough in your evaluation, as this can prevent issues down the road.

To avoid scams, follow these guidelines:

  • Verify licenses: Confirm the contractor holds current licensing from a trusted authority, such as your state’s licensing board.
  • Get contracts in writing: Never agree to verbal deals.
  • Avoid large upfront payments: Legitimate contractors follow payment schedules tied to milestones.
  • Check references: Speak directly to past clients about their experiences.
  • Trust your instincts: If something feels off, or the contractor is overly pushy, reconsider.

Taking these precautions helps ensure you hire a reputable professional for your project.

Contractor estimates typically factor in:

  • Material costs: Quality and quantity of materials required.
  • Labor charges: Skilled labor fees, including subcontractors.
  • Project complexity: Scope, design details, and unique challenges.
  • Permitting fees: Costs for pulling necessary permits from the relevant authorities.
  • Timeline: Longer projects may have higher labor costs.

Always request itemized estimates and clarify what’s included, so you can make informed comparisons across contractors.

Project timelines depend on the scope and type of work. Here are general estimates:

  • Small renovations (e.g., bathroom remodels): 4–8 weeks
  • Medium renovations (e.g., kitchen remodels): 8–12 weeks
  • Home additions: 3–6 months
  • New home construction: 6–12+ months

Factors like availability of materials, weather, and contractor schedules can impact timelines. Discuss expected completion dates and potential delays upfront to minimize surprises.

General contractors should hold proper licensing from state or local authorities, depending on their location. Licensing ensures they meet local building codes and safety standards. Many states also require insurance for liability and workers’ compensation. For additional credibility, contractors may pursue certifications like LEED accreditation for sustainable construction or CGP (Certified Green Professional) credentials. Learn more about requirements from trusted resources like National Association of Home Builders.

To set realistic expectations, consider:

  • Budget: Factor in local material and labor costs specific to Portsmouth.
  • Timeline: Account for weather conditions and permit processing times in your area.
  • Scope: Be clear and detailed about your project goals upfront.
  • Communication: Have regular check-ins with your contractor to stay updated.

Remember, unforeseen issues may arise, so flexibility is key. Working closely with a licensed contractor experienced in Portsmouth can help ensure smoother project execution.

Signs of a reputable contractor include:

  • Strong reviews: Positive customer feedback on platforms like Google, Yelp, or industry websites.
  • Transparent communication: Clear responses to questions about licenses, scheduling, and pricing.
  • References: Willingness to provide references from past clients.
  • Detailed contracts: Well-written agreements outlining scope, costs, and timelines.
  • Longevity: Years of experience in the industry often indicate reliability.

Always perform thorough research before signing a contract to confirm the contractor’s reputation and credentials.

Reviews for General Contractors

Basement Rescue in Days
Our basement flooded after a big storm, and I was overwhelmed at the thought of repairs. Within 24 hours of posting my issue, I had quotes from three experienced contractors. The one I hired tackled everything in less than a week, and it came in under budget. Feels great to have my space (and sanity) restored.
Emily R.
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Fast Fix, Big Savings
My deck was dangerously unstable, and I dreaded the cost of a full rebuild. The contractor I found through this service reinforced everything for a fraction of the replacement estimate! Now it's safe for family cookouts, and I saved over $2,000.
Paul H.
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A New Look, Stress-Free
Our living room remodel was stuck because I couldn’t find the right pro I could trust in Pittsburgh. This platform connected me with a general contractor who worked around my schedule and finished the job early. The best part? No hassles, and I finally enjoy coming home to a space that feels like 'me'.
Kim S.
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Maria Vierra avatar

Maria VierraEditor

Maria Vierra is the lead designer at Vierra Fine Homes, bringing over two decades of experience in high-end residential design and construction. Her expertise and attention to detail ensure every project meets the highest standards of excellence, blending functionality with aesthetic appeal.

Brett Taylor avatar

Brett TaylorAuthor

Brett Taylor is the co-founder of The Builder Market and a visionary entrepreneur in the home services and construction industries. With a passion for innovation, Brett has played a pivotal role in revolutionizing how professionals and homeowners connect and collaborate.

This page was last updated on Jan 17, 2026, 8:40:21 AM