Serving the Greater Delaware Valley, Wayne, Norristown, King of Prussia


Steelway Cellar Doors Affiliates

Professional Organizations:

International Code Council

Steelway is a member of The International Code Council and is the leading global source of model codes and standards and building safety solutions that include product evaluation, accreditation, technology, training, and certification.

Basement Health Association

The Basement Health Association is a professional trade organization working to connect customers with highly reputable, BHA-Certified basement waterproofing and home improvement contractors.


We are a BBB Accredited business with an A+ rating! Check us out over there!

PAA Pennsylvania

PAA is one of the top ten largest apartment associations in the country and growing. They work with legislators and regulators to proactively implement policies that are mutually beneficial to members and the families they house.


Certified Egress Specialist

Norm McAvoy, owner of Steelway Cellar Doors, is a Certified Egress Specialist through the Basement Health Association.

Laser Certification

After completing training, Derek McAvoy is a certified TruLaser Fiber Modular Operator

Laser Certification

After completing training, Javier Alonso is a certified TruLaser Fiber Modular Operator

Montgomery County Veterans Discount Program

This certifies that Steelway Cellar Doors participated in the Montgomery County Veterans Discount Program. A program that appreciates the sacrifices our Veterans have made for this country. Steelway Cellar Doors wishes to show their appreciation for our veterans who have served to protect our freedoms.

Pennsylvania Workplace Safety Committee Certification

This certifies that Steelway Customer Cellar Doors formed and maintained a workplace safety committee covering their PA workplaces and met state-established requirements for certification. Safety committees are a proven tool in helping to keep employees safe, injury free and on the job earning their full wages.

SKILLFRONT Certification

This is to certify that Steelway Cellar Doors has been attested to comply with the requirements of ISO 9001:2015 Quality Management Systems

Construction Safety and Health

OSHA recommends Outreach Training Courses as an orientation to occupational safety and
health for workers. Participation is voluntary.