Updated: May 17, 2026
Location
Address
3231 DAHL DR, Hacienda Heights, CA, 91745
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Millstone Construction La
Millstone Construction La, 3231 Dahl Dr, Hacienda Heights, CA (Employee: Guanhao Huang) holds a General Building license according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Millstone Construction La, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Millstone Construction La Services
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Millstone Construction La Contact Information
Phone Number: (917) 969-9661
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Address: 3231 DAHL DR, Hacienda Heights, CA 91745
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Verified License
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Millstone Construction La License info
Verified License
| License # | 1146336 |
| Status | Active |
| State | California |
| Type | General Building |
| Date Issued | 11-14-2025 |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Millstone Construction La at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | Nationwide Mutual Insurance Company |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
Millstone Construction La Employees
GH
Guanhao Huang
Rmo / Ceo / Pres