John Olen
John has been a carpenter since 1976, framing roofs, installing siding, and doing finish and trim work, and running his own business doing it for 26 years.
He has been with O’LYN since 2011 and specializes in wood work involved in roof projects along with general roof repair. This includes things such as Victorian gingerbread details, wood gutters, as well as composite (Azek) wood replacement. He particularly enjoys the challenges that each different job presents.
When he’s not working, John enjoys camping and skiing with family and friends most of all.


Why Choose O’LYN Roofing?
Trusted Roofers Dedicated to Excellence Since 1974
With decades of experience, O’LYN Roofing has built a reputation for excellence in Greater Boston and MetroWest. You can expect:
- Live phone answering and in-house customer support
- Lifetime craftsmanship warranties for long-term confidence in our work
- On-site project supervisors to ensure every detail is managed
- Top credentials from Owens Corning Platinum Preferred, CertainTeed, and Velux
- Full liability and workers' compensation insurance for peace of mind