"I am extremely satisfied with the quality of the work Raven Insulation performed in the process of spraying foam insulation in my 40 foot shipping container. They met and exceeded my expectations throughout the entire project. As a matter of fact, I have another insulation project planned in the near future in which I will definitely be utilizing Raven Insulation as the contractor."

"Went above and beyond to install the insulation."

"Needed to get my new shop insulated and called 4 States, their work was fast and efficient! The changes that the insulation made were huge!"

"John and Glen were very professional, they were prompt on taking care of my needs and the price was the lowest anywhere but didnâ t take away from the quality. Thanks for making my home warmer in the winter and cooler in the summer."

We have provided top of the line services in the construction industry for over 2 decades, by listening to customers needs and working with their budgets to find solutions that work for their projects. We strive to be the first choice, when providing budget friendly options for commercial and residential projects.

At Zwicker Renovation & Repair, we specialize in making your house a home. \n\nOur work history includes walk-in showers, vanities, cabinets, bathroom tiling, water damage restoration, mold/mildew mitigation, joist/framing repair, luxury vinyl plank flooring, laminate tiling, ceramic/porcelain tiling, outdoor living spaces, porch add-ons, storage sheds, outbuildings, and so much more. This practical, real-world experience is backed up by a degree in Building Construction Technologies and Pre-Engineering from the Seacoast School of Technology, an accredited trade school in New Hampshire.\n\nNo matter what your next project is, our carpenters make your home remodel visions a reality.

"Very experienced, if anyone needs spray foam done, please hire this company."

"I hired these guys to insulate my garage attic. They asked for a few photos and measurements, quoted a reasonable price, and scheduled the job right away. Friendly, professional, and hard working. I give them my highest recommendation!"

"All of the work was done as described and in a timely manner. Alvaro (president) explained the process and answered any questions we had. The crew was punctual, courteous and respectful of the property. Windows, doors and vigas were taped off, drop cloths were used where material would splatter. After the completion of the project everything was cleaned up and put back in place. The workmanship is outstanding and the house looks brand new."

"They were ver efficient, cleaned up after themselves and were time efficient. They came when they said they would and completely did an awesome job of insulating our attic where it was needed. Plus, they were cost efficient. I highly recommend this company."