Award-Winning NJ
Home Additions

Your Dream Addition,
Without the Headaches

Home Additions in New Jersey
Designed to Fit Your Lifestyle

When your home needs more room to grow, JMC delivers thoughtful additions designed around your lifestyle. From sun-filled family rooms and private in-law suites to second-story expansions, our New Jersey design-build team brings vision and craftsmanship together. With clear communication and proven experience, we create additions that feel natural, functional, and built to last.
View Our Portfolio

From Vision to Addition with JMC.

At the JMC Design Center, home additions are designed around your lifestyle. Sit with our designers to explore layouts, finishes, and materials. From family rooms and in-law suites to second stories, our award-winning New Jersey design-build team manages every detail, adding comfort, style, and long-term value.

JMC’s Additions Process

A home addition is a major investment, and it deserves a process you can trust. At JMC, we make expanding your home simple and stress-free. Our design-build team manages budgets, timelines, and details, ensuring a smooth experience that adds comfort, style, and long-term value.
  • Design

    Collaborate with our designers to shape inspired plans and personalized selections for your kitchen remodel
  • Plan

    We finalize every detail, including budget, schedule, permits, and plans, ensuring a smooth, worry-free start.
  • Build

    Our construction phase delivers on time and budget, with clear updates and a spotless workspace.

Home Additions in
New Jersey
since 1977

  • Boonton

  • Budd Lake

  • Butler

  • Cedar Knolls

  • Cedar Lake

  • Chatham

  • Chester

  • Convent Station

  • Denville

  • Dover

  • East Hanover

  • Flanders

  • Florham Park

  • Green Village

  • Hanover

  • Harding

  • Jefferson

  • Kenvil

  • Kinnelon

  • Lake Swannanoa

  • Lake Telemark

  • Lincoln Park

  • Long Hill

  • Long Valley

  • Madison

  • Mendham

  • Mine Hill

  • Montville

  • Morris Plains

  • Morristown

  • Mount Arlington

  • Mount Olive

  • Mountain Lakes

  • Netcong

  • New Vernon

  • Parsippany-Troy Hills

  • Pequannock

  • Port Morris

  • Randolph

  • Riverdale

  • Rockaway

  • Roxbury

  • Succasunna

  • Towacon

  • Victory Gardens

  • Washington

  • Wharton

  • Whippany

  • White Meadow Lake

View Morris County, NJ
  • Belleville

  • Caldwell

  • Essex Fells

  • Fairfield

  • Livingston

  • Maplewood

  • Millburn

  • Montclair

  • North Caldwell

  • Roseland

  • Short Hills

  • Verona

  • West Caldwell

  • West Orange

View Essex County, NJ
  • Basking Ridge

  • Bedminster

  • Bernards

  • Bernardsville

  • Bridgewater

  • Far Hills

  • Martinsville

  • Peapack-Gladstone

  • Somerville

  • Warren

  • Watchung

View Somerset County, NJ
  • Berkeley Heights

  • Garwood

  • Gillette

  • New Providence

  • Scotch Plains

  • Springfield

  • Summit

View Union County, NJ
  • Hopatcong

  • Sparta

View Sussex County, NJ
Book a Consulation

Let’s chat about your vision.

Meet a specialist from our team in a complimentary consultation

JMC’s Free Aging-In-Place Guide

JMC’s Free Design & Build Guide

JMC’s Free Basement Cost Guide

JMC’s Free Aging-In-Place Guide

JMC’s Free Kitchen Cost Guide

JMC’s Free Bathroom Cost Guide