About Our History
A Legacy of Excellence
in Los Angeles
J & J Roofing is a testament to the enduring values of quality workmanship, honesty, and family tradition. A family owned business established in 1993 by the Glass family, with John Glass at the helm, the company was formally incorporated in 1998. John’s journey in roofing began by learning the ropes from his father, and he later pursued business studies at UCLA. His passion for roofing and business acumen paved the way for what would become a legacy in the roofing industry.
Today, J & J Roofing is led by John’s two sons, Matt and Mike, who have dedicated over two decades to running the company with the same commitment to excellence that their father instilled in them. Their leadership has ensured that J & J Roofing remains one of the most reputable and skilled roofing establishments in Southern California.
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Our History
The timeline showcases J & J Roofing's journey from its inception in 1994 to its present status as a trusted and respected roofing company in Los Angeles and surrounding areas. It highlights the family's commitment to quality, customer satisfaction, and roofing excellence over the years.


The Beginning
J&J Roofing was established in 1993 by the Glass family, headed by John Glass, and incorporated in 1998. John learned roofing from his father before studying business at UCLA and then passed his knowledge down to his two sons, Matt and Mike who have been running the company for over two decades.
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Formal Incorporation
J&J Roofing was built on the principles of offering quality workmanship, and honest estimates. The company grew to be the highest rated company in Southern California and remains one of the most well-respected and skilled roofing establishments around.
- J & J Roofing is formally incorporated, solidifying its presence in the roofing industry.


Passing Down the Legacy
John Glass passes down his roofing knowledge to his sons, Matt and Mike. The family tradition of roofing excellence continues to thrive.
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Growth and Reputation
J & J Roofing becomes one of the highest-rated roofing companies in Southern California. The company earns a reputation for quality workmanship and honest estimates.
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Expanding Services
J & J Roofing expands its range of roofing services, serving both residential and commercial clients. The team grows to over 30 skilled personnel, ensuring top-tier expertise.
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A Legacy of Excellence
J & J Roofing remains one of the most well-respected and skilled roofing establishments in Southern California. The company continues to provide high-quality roofing solutions to a growing client base.
Matt and Mike Glass lead the company, upholding the principles of their father, John Glass.
Contact UsOur Principles
J & J Roofing was founded on the core principles of quality workmanship and honest estimates. These principles have not only shaped the company but have also propelled it to become the highest-rated roofing company in Southern California. Our unwavering dedication to these values is the cornerstone of our success.




Our Promise
At J & J Roofing, we welcome your business and promise to deliver the highest quality in every job we undertake. Our commitment to excellence extends to every aspect of our work, ensuring that your roofing project is executed with precision and care.

