Hong Byung Kook, C-36 Plumbing Contractor in La Crescenta, CA
Hong Byung Kook operating as a sole owner holds an active California contractor license (CSLB #581167), valid through Mar 31, 2027. First issued in 1989, the license has been on the CSLB roster for 37 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in La Crescenta, in Los Angeles County, California.
- License Number
- 581167
- Issued
- Nov 17, 1989
- Status
- CLEAR
- Expires
- Mar 31, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100714783
- Effective
- Jan 20, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 5, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Hong Byung Kook licensed in California?
Yes. Hong Byung Kook holds California Contractors State License Board license number 581167, which is active and in good standing. The license was first issued on November 17, 1989. It is valid through March 31, 2027.
What does Hong Byung Kook specialize in?
Hong Byung Kook is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Hong Byung Kook headquartered?
Hong Byung Kook is headquartered at 2433 Harmony Place, La Crescenta, CA 91214, in Los Angeles County, California.
Does Hong Byung Kook have an active surety bond on file with CSLB?
Yes. Hong Byung Kook has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Hong Byung Kook carry workers' compensation coverage?
Hong Byung Kook reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Hong Byung Kook's contractor license?
You can verify Hong Byung Kook's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=581167.
- License issuedNov 17, 1989
- Bond activeJan 20, 2023
- WC coverage startsMar 5, 2025
- License expiresMar 31, 2027
- West B Plumbing#121703North Hollywood·C-36 Plumbing Contractor
- Acco Engineered Systems#120696Pasadena·A General Engineering Contractor
- Darrow Heating and Air Conditioning CORP#114301North Hollywood·B General Building Contractor
- G E M Plumbing INC#111308Sierra Madre·C-20 HVAC Contractor
- Hoskins Plumbing#91761Whittier·C-20 HVAC Contractor
- Sheflo Plumbing CO#91479Agoura Hills·C-20 HVAC Contractor
- Stewart R O Plumbing & Heating CO#186403Los Angeles·C-20 HVAC Contractor
- Hamm L M INC#171598San Gabriel·B General Building Contractor
Working a California job with Hong Byung Kook, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Hong Byung Kook? Claim or correct this profile