About
Three decades. One family. The same phone number.
Kal Best Contractor, Inc. is a family-owned, licensed general contractor that has been delivering construction and remodeling services to Rowland Heights and the surrounding communities for over three decades.

Who you’re hiring
We pride ourselves on quality craftsmanship, reliable service, and building lasting relationships with our clients. The company was founded by Kal Radwan in 1990 and is still run by the same family.
- Years experience
- 30+Years experience
- Projects completed
- 500+Projects completed
- CSLB licensed
- #1078043CSLB licensed
- Emergency service
- 24/7Emergency service
Our expertise
What makes us the premier choice for your construction needs.
Kitchen Remodeling Experts
Transforming kitchens into modern, functional spaces tailored to your lifestyle.
Luxury Bathroom Remodeling
Experience the blend of comfort and style with our custom bathroom renovations.
Premium Flooring Solutions
From hardwood to tile, we provide high-quality flooring solutions for your home.
Our journey
Three decades of growth.
- 1990
Company founded
Kal Radwan established Kal Best Contractor, Inc. with a vision to provide exceptional construction services to the local community.
- 2000
Commercial expansion
Expanded our services to include commercial projects, serving businesses throughout Southern California.
- 2010
Green building initiative
Launched sustainable building practices and eco-friendly construction solutions for environmentally conscious clients.
- 2020
500th project
Celebrated completing our 500th project, marking three decades of excellence and customer satisfaction.
From the archive
Thirty years of finished jobs.
Licensed and insured
KBCI holds California contractor license #1078043. You can check it yourself — we would rather you did.
Verify CSLB #1078043 ↗Where we work
- Rowland Heights
- Walnut
- Diamond Bar
- Hacienda Heights
- West Covina
- City of Industry
- Greater San Gabriel Valley
- Los Angeles & Orange County
Tell us what you want built.
Free estimate, no obligation, and a real number rather than a discovery call.



