Star Waterproofing and Roofing vs Symplify Roofing
East Bay Roofing Comparison · Updated January 2026
| Star Waterproofing and Roofing | Symplify Roofing | |
|---|---|---|
| Rating | ★ 4.3 | ★ 4.9 |
| Years Licensed | 8 years | 2 years |
| License # | 1036279 | 1108246 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Walnut Creek, CA | Walnut Creek, CA |
| Website | www.starwaterproofingco.com | symplifyroofing.com |
Our Analysis
A key distinction is licensing history: Star Waterproofing and Roofing has 8 years listed, while Symplify Roofing has 2 years. In the project types referenced, Star is associated with roofing and waterproofing needs such as leak evaluation and repairs, deck and balcony waterproofing, and flat or low-slope roof replacement. Customer references also include multi-unit and commercial properties, plus related exterior services such as painting.
Symplify Roofing’s customer summary emphasizes an organized process from estimate to completion, including regular updates, efficient timelines, and cleanup. The work mentioned includes roof and gutter work, along with inspections and explanations of options. Star’s customer summary highlights diagnosing leaks, detailed estimates, communication, scheduling responsiveness, and follow-up support after completion, while also noting that some customers report dissatisfaction related to communication or service experiences.
Why choose Star Waterproofing and Roofing?
- ✓ You want a contractor frequently referenced for waterproofing-related work, including deck and balcony waterproofing and leak diagnosis.
- ✓ Your project involves flat or low-slope roof replacement or repair, or you need leak evaluation and targeted repairs.
- ✓ The job is for a multi-unit or commercial property, based on customer-referenced project types.
- ✓ You value documented longer licensing history (8 years) and want a company that customers often describe as providing detailed estimates and explanations.
Why choose Symplify Roofing?
- ✓ You want a contractor whose customer feedback emphasizes structured project management, scheduling updates, and end-to-end coordination.
- ✓ You are comparing bids and care about pricing being described as competitive relative to other quotes (as referenced by customers).
- ✓ Your scope includes roof and gutter work, with an emphasis on inspections and discussing options.
- ✓ You prefer a company with an active license, workers’ comp, and a $25,000 bond, and are comfortable with a shorter listed licensing history (2 years).
Get a Quote
What do you need help with?
When do you need this done?
Where should we send quotes?
Confirm Submission
By submitting, you agree to be contacted by a licensed contractor.
Frequently Asked Questions
Yes. Both are listed with an active license, workers’ compensation coverage, and a $25,000 bond.
Star Waterproofing and Roofing is specifically referenced for waterproofing work such as deck and balcony waterproofing, along with leak evaluation and repairs.
Star Waterproofing and Roofing is listed with 8 years of licensing history, while Symplify Roofing is listed with 2 years.
Customer feedback references roof and gutter work, thorough inspections, clear explanations of options, regular scheduling updates, and cleanup after completion.
Other East Bay Roofing Comparisons
Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified January 13, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.