Key Takeaways:
- Home additions and renovations allow you to expand living space, improve functionality, and modernize your home without moving
- Projects can range from room additions and in-law suites to full home renovations and layout transformations
- A successful project includes planning, design, construction, and ongoing coordination to ensure quality and efficiency
- Working with an experienced contractor ensures proper permitting, inspections, and code compliance throughout the process
- Most home additions in the area typically range from $50,000 to $200,000+ depending on size and scope
- Renovations and additions can significantly increase home value, usability, and long-term comfort
- Local expertise helps ensure your addition blends seamlessly with your home’s architecture and neighborhood style
Looking to expand your space or upgrade your entire home? At Cumming Construction, we specialize in home additions, room additions, and whole home renovations across Philadelphia, Delaware County, and Montgomery County, PA. From in-law suites in Bryn Mawr to sunrooms in Havertown, we bring years of experience and craftsmanship to every project.
Comprehensive Home Additions & Renovations Services:
Guidance from Trusted Advisors and Renovation Experts:
At Cumming Construction, we serve as trusted advisors, offering insights and expertise for seamless home additions, room additions, and renovations. Every decision is carefully guided to align with your vision and objectives.
Precision Builders and Supervisors:
We take charge as builders and supervisors, overseeing each aspect of the project. From foundation work to the final touches, we maintain high standards, ensuring your home addition or renovation is a testament to superior craftsmanship.
Thorough Inspection and Coordination:
Our commitment to excellence involves thorough inspections at every project stage. Seamless coordination between teams ensures efficient workflows, reducing errors, and ensuring timely completion.
Financial Transparency with On-Site Accountants:
As on-site accountants, we provide transparent budgeting and financial management, offering a clear understanding of costs and expenses associated with your home additions or renovations.
Active Client Involvement – A Pledge for Success:
Cumming Construction places great importance on open dialogue and active client involvement throughout the remodeling journey, minimizing the chances of misunderstandings or misdirection.
Meet Our Exceptional Project Manager:
Our dedicated project manager serves as the responsive liaison between you and our skilled construction team. Recognizing your design goals, our project manager ensures a shared vision, fostering collaboration that transforms your home into a harmonious living space.
Defying Contractor Stereotypes:
Cumming Construction goes beyond traditional contractor roles, offering a client experience unparalleled in the Philadelphia area. Our responsiveness, communication, and commitment to excellence make us the renovation contractors of choice.
Types of Home Renovations and Additions We Excel In:
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Home Additions:
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- Expanding living spaces
- Adding extra bedrooms or bathrooms
- Creating in-law suites or guest rooms
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Room Additions:
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- Sunrooms and conservatories
- Home offices or studies
- Additional family or entertainment rooms
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Full Home Renovations:
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- Comprehensive makeovers for a fresh look
- Modernization and upgrading of fixtures
- Enhancing overall functionality and aesthetics
Why Choose Cumming Construction for Your Home Additions & Renovations:
- Local Expertise: Focused on Delaware County, Montgomery County, and Philadelphia, we bring regional expertise to every project.
- Quality Craftsmanship: Our team, comprised of the most talented residential remodelers in the region, guarantees top-notch craftsmanship.
- Transparency and Communication: Prioritizing open communication, we provide a transparent and collaborative experience throughout the process.
- Tailored Solutions: Whether it’s home additions, room additions, or extensive home renovations, our approach is tailored to meet your specific goals.
Begin Your Home Transformation with Cumming Construction:
Embark on your home transformation journey with Cumming Construction, your premier choice for home additions, room additions, and expert home renovations. Contact us today for a consultation, and let our skilled team bring your vision to life with precision and expertise. Your dream home awaits, just a project away!
“We are very pleased with the quality craftsmanship of Cumming Construction. It’s been fun watching the additin get built and seeing what it takes to construct it. We were amazed at how you cut some of the crazy angles that we have on our turret. Thank you.” — Robert and Linda, Glen Mills, PA
In-law Suite in Bryn Mawr, PA






Porch Additions








Frequently Asked Questions
How much does a home addition cost in Delaware County, PA?
Home additions typically range from $50,000 to $200,000+, depending on size, materials, and complexity. Larger additions like second-story expansions or in-law suites will cost more than smaller room additions.
What types of home additions are most popular?
Common home additions include:
- Extra bedrooms or bathrooms
- In-law suites or guest spaces
- Sunrooms or enclosed porches
- Home offices or flex spaces
- Expanded kitchens or living areas
These additions help increase both space and functionality.
How long does a home addition or renovation take?
Most room additions take 8–16 weeks, depending on project scope, permitting, and weather conditions. Larger renovations or whole-home remodels may take longer due to complexity.
Do I need permits for a home addition in Pennsylvania?
Yes. Most home additions require permits for:
- Structural changes
- Electrical and plumbing work
- Major layout modifications
A professional contractor typically handles permits, inspections, and compliance for you.
What is the difference between a renovation and an addition?
- Renovation: Updates or improves existing space (kitchens, bathrooms, layouts)
- Addition: Adds new square footage to your home (new rooms, expansions)
Many projects combine both to fully transform a home.
Can a home addition match my existing house design?
Yes. A well-executed addition is designed to blend seamlessly with your home’s architecture, including matching materials, rooflines, and finishes.
Is it cheaper to build an addition or move to a new home?
In many cases, building an addition can be more cost-effective than moving—especially when considering:
- Real estate fees
- Moving costs
- Higher home prices
Additions allow you to stay in your location while upgrading your space.
What adds the most value in a home renovation?
High-value upgrades include:
- Kitchen and bathroom renovations
- Open-concept layouts
- Additional bedrooms or bathrooms
- Functional living space (offices, finished basements)
These improvements increase both livability and resale value.
Can I live in my home during a renovation or addition?
Yes, but it depends on the project. Smaller renovations are easier to live through, while larger additions may require temporary adjustments due to noise, dust, and limited access to certain areas.
What should I consider before starting a home addition?
Before starting, think about:
- Your budget and long-term goals
- How the space will be used
- Impact on home layout and flow
- Zoning and property limitations
Planning ahead helps ensure a smooth and successful project.
Why hire a local contractor for additions and renovations?
A local contractor provides:
- Knowledge of Delaware County building codes and permits
- Experience with local home styles
- Strong relationships with suppliers and inspectors
- Better communication and project oversight
This leads to a more efficient and stress-free experience.
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