Top-rated attic remodelers.

Get matched with top attic remodelers in Lambertville, NJ

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Attic remodelers in Lambertville

Nastasi William Builders Inc

No reviews yet

Nastasi William Builders Inc

No reviews yet
Free onsite estimate

For over 30 years, William Nastasi Builders, Inc. has provided home and commercial property owners with outstanding construction and general contracting throughout central New Jersey. The company's experience and quality has been rewarded with winning numerous building awards for a variety of projects. Focusing on renovations, custom homes and other new construction projects, William Nastasi Builders, Inc. offers a variety of services, including general contracting and project management. Being detail oriented and hands on is the foundation of the project oversight you will receive. We pride ourselves in completing every project on time, on budget and with no checklists. By combining experience, cost effective ideas, quality materials and workmanship you will be as satisfied with your project as were the numerous past custom home owners and clients. William Nastasi Builders, Inc. handles everything from beginning to end on your New Jersey remodeling project. Our team of remodeling pros will get your job finished to your satisfaction. We proudly serve Clinton Township, Lebanon Township, Deleware Township, Far Hills, and Flemington Licenses / Credentials - • Registered Builder - State of New Jersey • Home Improvement License - State of New Jersey • Home Improvement License - State of Pennsylvania Call us today!

For over 30 years, William Nastasi Builders, Inc. has provided home and commercial property owners with outstanding construction and general contracting throughout central New Jersey. The company's experience and quality has been rewarded with winning numerous building awards for a variety of projects. Focusing on renovations, custom homes and other new construction projects, William Nastasi Builders, Inc. offers a variety of services, including general contracting and project management. Being detail oriented and hands on is the foundation of the project oversight you will receive. We pride ourselves in completing every project on time, on budget and with no checklists. By combining experience, cost effective ideas, quality materials and workmanship you will be as satisfied with your project as were the numerous past custom home owners and clients. William Nastasi Builders, Inc. handles everything from beginning to end on your New Jersey remodeling project. Our team of remodeling pros will get your job finished to your satisfaction. We proudly serve Clinton Township, Lebanon Township, Deleware Township, Far Hills, and Flemington Licenses / Credentials - • Registered Builder - State of New Jersey • Home Improvement License - State of New Jersey • Home Improvement License - State of Pennsylvania Call us today!

Bailey Remodeling

5.00(
6
)

Bailey Remodeling

5.00(
6
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

We are a family company that offers quality craftsmenship at an affordable price. We believe in always doing our very best. That means going above and beyond to surpass expectations and make sure your home is everything you want it to be.

We are a family company that offers quality craftsmenship at an affordable price. We believe in always doing our very best. That means going above and beyond to surpass expectations and make sure your home is everything you want it to be.

Avatar for AJ Perri

AJ Perri

4.31(
1,534
)

AJ Perri

4.31(
1,534
)
Customers say: Super punctual
54 years of experience

For fast and exceptional service for all of your heating, cooling or plumbing needs, call us now: 732-333-3655! Since 1971, A.J. Perri has been proudly serving New Jersey homeowners and businesses across Bergen*, Essex, Mercer, Middlesex, Monmouth, Morris*, Ocean*, Somerset, Passaic*, Hudson*, Sussex*, and Union counties. With over 50 years of experience in heating, air conditioning, plumbing, and indoor air quality systems, A.J. Perri stands behind every installation, service and product with an unmatched 100% satisfaction guarantee. A.J. Perri offers you peace of mind and an established reputation for reliability, quality, and excellence in customer service. You can trust A.J. Perri to take care of your furnace, air conditioner or plumbing repair, service, or replacement. A.J. Perri can also help you with your heat pump, air handler, ductless split system, water heater or purification, sump pump, air cleaner, air filtration system, humidifier, and air ducts. Contact us if you have any questions about service in your area. Service offered 24/7/365. For more information: call or email us at info@ajperri.com. *Additional info: Not all services available in all areas. License# 19HC00103100, 36BI01256600, PA- PA126178

"After my bathroom faucet broke, I scheduled an appointment for today 12/16/25 between 12-4. A representative called at 3ish to report the plumber was running late. At 5pm still noone I called, got voicemail, 6pm still noone and no call I called got voicemail at 7pm still noone I call get the voicemail it?s now 10pm No more calls from me! What a unprofessional company never again and never will anyone I know reach out to them for service! "

Debra T on December 2025

For fast and exceptional service for all of your heating, cooling or plumbing needs, call us now: 732-333-3655! Since 1971, A.J. Perri has been proudly serving New Jersey homeowners and businesses across Bergen*, Essex, Mercer, Middlesex, Monmouth, Morris*, Ocean*, Somerset, Passaic*, Hudson*, Sussex*, and Union counties. With over 50 years of experience in heating, air conditioning, plumbing, and indoor air quality systems, A.J. Perri stands behind every installation, service and product with an unmatched 100% satisfaction guarantee. A.J. Perri offers you peace of mind and an established reputation for reliability, quality, and excellence in customer service. You can trust A.J. Perri to take care of your furnace, air conditioner or plumbing repair, service, or replacement. A.J. Perri can also help you with your heat pump, air handler, ductless split system, water heater or purification, sump pump, air cleaner, air filtration system, humidifier, and air ducts. Contact us if you have any questions about service in your area. Service offered 24/7/365. For more information: call or email us at info@ajperri.com. *Additional info: Not all services available in all areas. License# 19HC00103100, 36BI01256600, PA- PA126178

"After my bathroom faucet broke, I scheduled an appointment for today 12/16/25 between 12-4. A representative called at 3ish to report the plumber was running late. At 5pm still noone I called, got voicemail, 6pm still noone and no call I called got voicemail at 7pm still noone I call get the voicemail it?s now 10pm No more calls from me! What a unprofessional company never again and never will anyone I know reach out to them for service! "

Debra T on December 2025

Avatar for Lita Roofing & Construction

Lita Roofing & Construction

No reviews yet

Lita Roofing & Construction

No reviews yet
20 years of experience

Lita Roofing & Construction is a family owned and operated company for nearly 20 years! We are dedicated to completing only the best, 5 star quality, 10/10 work. Why choose us? You can complete a job without the headaches and look back at the job and not regret it!

Lita Roofing & Construction is a family owned and operated company for nearly 20 years! We are dedicated to completing only the best, 5 star quality, 10/10 work. Why choose us? You can complete a job without the headaches and look back at the job and not regret it!

Avatar for Schaffer Structural Systems

Schaffer Structural Systems

5.00(
4
)

Schaffer Structural Systems

5.00(
4
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Family own & operated.

"The old fence was removed; the ground regraded in several spots; the new rail post & rail fence installed including two gates. All the old fencing materials were taken away and a through cleanup performed. This all as per their price and performance quote."

Joseph S on April 2023

Family own & operated.

"The old fence was removed; the ground regraded in several spots; the new rail post & rail fence installed including two gates. All the old fencing materials were taken away and a through cleanup performed. This all as per their price and performance quote."

Joseph S on April 2023

Avatar for ALL CLEAR Plumbing, Heating, Cooling, Drain & Sewer Cleaning of Mercer

ALL CLEAR Plumbing, Heating, Cooling, Drain & Sewer Cleaning of Mercer

4.90(
155
)

ALL CLEAR Plumbing, Heating, Cooling, Drain & Sewer Cleaning of Mercer

4.90(
155
)
Customers say: Super punctual
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers

We are a family owned & operated business! We do all the work ourselves & don't sub-contract anything! We charge by the job & NOT by the hour! We give FREE estimates for Plumbing, Drain & Sewer Cleaning & FREE estimates on replacements of Heating & AC Units as well! Ask about our fantastic Finance Options! ***** CALL THE NUMBER NEAREST YOU: Ewing (609) 883-5744, Hopewell (609) 737-4436, Princeton (609) 924-5548, West Windsor (609) 443-9142, Hamilton (609) 584-8914, Trenton (609) 393-9068, Bordentown (609) 298-3614, OR call us TOLL FREE at (800) 405-2505

"Michelle setup my appointment. She was polite and professional. She also asked the correct questions to understand the clog I was dealing with in the main line going out of the house. Fabian arrived onsite at the appointed time and day. Fabian surveyed all my plumbing line before starting the job. He took care of my clog in record time and charged a fair price. What pleased me the most was everything they said they would do they did. I will be recommending All Clear for any plumbing issues. Thank you All Clear. Terry Smith"

Terry S on August 2024

We are a family owned & operated business! We do all the work ourselves & don't sub-contract anything! We charge by the job & NOT by the hour! We give FREE estimates for Plumbing, Drain & Sewer Cleaning & FREE estimates on replacements of Heating & AC Units as well! Ask about our fantastic Finance Options! ***** CALL THE NUMBER NEAREST YOU: Ewing (609) 883-5744, Hopewell (609) 737-4436, Princeton (609) 924-5548, West Windsor (609) 443-9142, Hamilton (609) 584-8914, Trenton (609) 393-9068, Bordentown (609) 298-3614, OR call us TOLL FREE at (800) 405-2505

"Michelle setup my appointment. She was polite and professional. She also asked the correct questions to understand the clog I was dealing with in the main line going out of the house. Fabian arrived onsite at the appointed time and day. Fabian surveyed all my plumbing line before starting the job. He took care of my clog in record time and charged a fair price. What pleased me the most was everything they said they would do they did. I will be recommending All Clear for any plumbing issues. Thank you All Clear. Terry Smith"

Terry S on August 2024

lally acoustical consulting llc

No reviews yet

lally acoustical consulting llc

No reviews yet
17 years of experience

At lally acoustical consulting, we provide creative, informed, and practical acoustical solutions for design professionals as well as troubleshooting services for noise and vibration problems. lally acoustical consulting is a woman owned business and is an Approved Noise Consultant with the New York City Department of Environmental Protection (NYC DEP).

At lally acoustical consulting, we provide creative, informed, and practical acoustical solutions for design professionals as well as troubleshooting services for noise and vibration problems. lally acoustical consulting is a woman owned business and is an Approved Noise Consultant with the New York City Department of Environmental Protection (NYC DEP).

ANNICCHIARICO CONSTRUCTION

No reviews yet

ANNICCHIARICO CONSTRUCTION

No reviews yet
40 years of experience

Annicchiarico construction Basement Waterproofing @ Mold remediation . Insured and Licensed. Construction Manager of residential and Commercial projects.

Annicchiarico construction Basement Waterproofing @ Mold remediation . Insured and Licensed. Construction Manager of residential and Commercial projects.

VJP Construction Inc

No reviews yet

VJP Construction Inc

No reviews yet
Free onsite estimate

Orlin Roofing & Construction LLC

No reviews yet

Orlin Roofing & Construction LLC

No reviews yet
Emergency services offered

Orlin Rofing We are characterized by a good labor development guarantee of work efficiency and experience above all

Orlin Rofing We are characterized by a good labor development guarantee of work efficiency and experience above all

...
Showing 1-10 of 1003
FAQs for attic remodeling projects in Lambertville, NJ

A loft conversion turns your unused attic or loft into a functional living space, like a bedroom or home office. Adding walls, ceilings, lighting, and even plumbing seamlessly integrates the new room with the rest of your home. It's a practical way to expand your living area and boost your property's value.

A loft is a finished and integrated living space created by converting an attic, while an attic is an isolated, unfinished area under the roof. The loft conversion process installs proper walls, ceilings, and utilities, transforming the space into a usable room that adds value to the home. In contrast, an attic remains largely unmodified and is typically reserved for storage.

Planning permission is required for a loft conversion because the project alters the structure and must meet strict building codes. A building permit, costing between $500 and $3,000, and mechanical permits, costing between $10 and $500 each, are mandatory. This regulatory process ensures safety, adherence to design standards, and the home's overall integrity during conversion.

A loft conversion takes several weeks because the project involves multiple phases, from design to finishing. The process requires careful planning, obtaining permits, executing structural changes, installing utilities, and completing final decorative work to ensure the converted area meets building codes and the homeowner’s requirements.

Choosing an alternative project instead of a loft conversion can be advantageous when a less complex project's return on investment is higher. Homeowners may opt for improvements like upgrading doors, windows, or adding a deck because these projects demand lower overall costs and fewer structural changes. Such alternatives can enhance home value and functionality with a more streamlined process.

The Lambertville, NJ homeowners’ guide to attic remodelings

From average costs to expert advice, get all the answers you need to get your job done.

See all articles