Our Story

Quality Glass Block is a small, family-owned business. We began in January 1997. Dave Cunningham has been working with customers, estimating and installing, for more than 25 years, including time spent with another company learning the trade. He believes in great customer service and offers an excellent product warranty.

Glass block manufacturers have changed over the decades. Dave will do is best to find matching block if you need an older window repaired.

Meet the Team

Dave Cunningham


Dave enjoys installing glass block and working with customers. In addition to glass block, he does all kinds of home improvements.

He grew up in Boston and has lived in St. Louis since 1985.

Denise Cunningham

Administrative Assistant

Denise has been helping Dave, more or less, since day one. She tries to update the website, sometimes successfully, and takes care of bookkeeping and other office-y tasks.

Next Steps…

Contact Dave for a free estimate – (636)230-9535. He covers the metro St. Louis area, typically from O’Fallon, MO to O’Fallon, IL.