Royal Empire Development
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Our Services

Extensions &
Additions

Love where you live but need more space? Royal Empire Development specializes in seamless home additions and extensions that feel like they were always part of your home — architecturally, structurally, and aesthetically.

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More Space, Seamlessly Integrated

Moving is expensive, stressful, and often unnecessary. If you love your neighborhood, your lot, and your home — but simply need more space — a well-executed addition is almost always the smarter choice. Royal Empire Development builds additions that blend seamlessly with your existing home, matching rooflines, exterior materials, and architectural details so the addition looks original.

We manage the entire process from structural engineering coordination and municipal permitting through construction and final finishes. Our additions are built to last, fully permitted, and designed to increase your home's value significantly.

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What We Build

Types of Additions

Second-Story Additions

Add a complete second floor to a ranch or cape-style home — bedrooms, bathrooms, a master suite, and more.

Room Additions

Expand your living room, dining room, family room, or master bedroom with a bump-out or full room addition.

Master Suite Additions

A private master suite addition with a luxury en-suite bathroom, walk-in closet, and sitting area — your personal retreat.

Garage Conversions & ADUs

Convert your attached or detached garage into livable space, a home office, or a fully permitted accessory dwelling unit.

Sunrooms & Four-Season Rooms

Bring the outdoors in with a custom sunroom or fully conditioned four-season room that adds light and living space.

Home Office Additions

A dedicated, architecturally integrated home office that provides the privacy and functionality of a professional workspace.

In-Law Suites

Self-contained living quarters with a bedroom, bathroom, and kitchenette — perfect for multi-generational living.

Mudrooms & Utility Additions

Functional entry additions with custom storage, laundry, and organization systems that improve your daily flow.

Seamless Architectural Matching

Roofline continuation, matched exterior siding, brick, or stone, and consistent interior transitions so no addition looks added-on.

Investment Guide

Addition Pricing

Addition costs depend on size, type, and finish level. The following ranges reflect typical NJ market pricing for permitted, professionally managed additions.

Room Addition
$80k+
Typical timeline: 6–10 weeks
  • Up to 400 SF addition
  • Standard finish package
  • Matched exterior materials
  • Full permitting included
  • Basic plumbing if needed
  • Heating & cooling extension
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Second Story
$300k+
Typical timeline: 16–26 weeks
  • Full second-floor addition
  • Multiple bedrooms & baths
  • Complete structural engineering
  • Full exterior re-roofing
  • Premium material selections
  • Staircase design & build
  • Whole-home HVAC update
  • Interior redesign coordination
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*All additions are fully permitted. Pricing varies based on structural requirements, site conditions, and finish selections.

Expand Your Home

Don't Move — Improve

Schedule a free on-site consultation and let's explore what's possible. We'll walk through your options, assess your existing structure, and propose the most efficient path to the space you need.

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Our Other Services