Serving Hummelstown & Surrounding Areas

Your Home Deserves More Than Good Enough

For over two decades, Michael B. Olszewski Contracting has transformed ordinary spaces into extraordinary homes across Hummelstown and Central Pennsylvania. We don't just repair — we rebuild with precision, integrity, and an eye for detail that lasts generations.

Start Your Project (717) 557-7897
20+
Years Experience
500+
Projects Completed
100%
Satisfaction Rate
Professional home renovation project by Olszewski Contracting
Licensed & Insured
Pennsylvania Certified
What We Do

Comprehensive Home Solutions

From foundational repairs to finished basements, we deliver full-spectrum contracting services with the craftsmanship your home demands.

Kitchen Remodeling

Custom cabinets, countertops, backsplashes, and complete kitchen transformations that turn your cooking space into the heart of your home.

Bathroom Renovations

From luxury spa-like retreats to functional updates — tile work, plumbing, vanities, showers, and complete bathroom makeovers.

Room Additions

Expand your living space with professionally designed and built additions — bedrooms, home offices, sunrooms, and more.

Basement Finishing

Transform your unfinished basement into a functional living space — entertainment areas, guest suites, home theaters, or rental units.

General Repairs

Drywall, flooring, plumbing, electrical, and structural repairs handled with the same care and attention as our larger projects.

Exterior Work

Roofing, siding, decks, patios, and exterior improvements that boost curb appeal and protect your investment for years to come.

Michael B. Olszewski Contracting team at work
20+
Years of Excellence
About Us

Building Trust, One Home at a Time

Michael B. Olszewski Contracting was founded on a simple belief: every homeowner deserves a contractor who treats their property with the same care and respect as their own. Based in Hummelstown, we've spent over two decades serving Central Pennsylvania with honesty, integrity, and an unwavering commitment to quality.

Whether you're planning a complete kitchen overhaul or need reliable repairs around the house, we bring the same level of dedication and craftsmanship to every project. Our reputation isn't built on marketing — it's built on completed work, satisfied neighbors, and the referrals that come from doing things right the first time.

Licensed & Insured
Free Estimates
Quality Materials
On-Time Completion
Our Work

Projects We're Proud Of

A selection of recent transformations showcasing our commitment to quality craftsmanship and attention to detail.

Modern kitchen renovation project

Modern Kitchen Remodel

Hummelstown, PA

Luxury bathroom renovation

Spa Bathroom Retreat

Paxtang, PA

Finished basement transformation

Basement Entertainment Space

Hummelstown, PA

Custom deck construction

Custom Deck & Patio

Lemoyne, PA

Exterior home improvement

Exterior Siding & Roof

Duncannon, PA

Home addition project

Master Suite Addition

Hummelstown, PA

Testimonials

What Our Clients Say

Don't take our word for it — hear from homeowners who've experienced the Olszewski difference.

"Michael and his team transformed our outdated kitchen into a modern masterpiece. The attention to detail was incredible — from the custom cabinetry to the flawless tile work. They finished on time and on budget. Highly recommend!"

S.M.
Sarah M.
Hummelstown, PA

"We hired Olszewski Contracting to finish our basement, and the result exceeded all expectations. Professional from start to finish — the crew was courteous, clean, and incredibly skilled. Our new entertainment space is amazing."

J.T.
James T.
Paxtang, PA

"After getting multiple estimates for our bathroom renovation, we chose Olszewski Contracting — and we made the right call. The quality of work is outstanding, and Michael personally ensured every detail was perfect."

L.K.
Linda K.
Lemoyne, PA

Ready to Transform Your Home?

Contact us today for a free consultation and estimate. Let's discuss how we can bring your vision to life with quality craftsmanship you can trust.

Request Free Estimate Call (717) 557-7897
Contact Us

Let's Build Something Great Together

Whether you have a detailed plan or just an idea, we're here to help. Reach out for a no-obligation consultation and let's discuss your project.

Address
172 Brownstone Park
Hummelstown, PA 17036-9283
Business Hours
Monday - Friday: 8:00 AM - 6:00 PM
Saturday: By Appointment
Sunday: Closed

Send Us a Message

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