Keystone Engineering & Construction is a business in Los Angeles, CA.
Keystone Engineering & Construction classified under , with principal employer Stanley Huang is located in 601 North Grand Avenue Apartment 318, Los Angeles, California CA 90012. For sales, support, account inquiries, and how to be an affiliate, the best way to get in touch is through numbers: (213) 625-7516.
It has been operating since , boasting total quality assurance, and an annual revenue of $100.000 to $499.999. Their Single Location can be reached with the use of the following coordinates: 34.061146,-118.243496. They currently have 1 to 4 employees, and you can learn more about their offerings at .
You can also view their clients’ testimonials, government compliance and annual reports through their website. Keystone Engineering & Construction aims to strengthen their BOTH relationships through advertisements and brand promotion.
Registered codes from Standard Industrial Classification is 1521, and 236115 from North American Industrial Classification System. Customer feedback is highly appreciated; be sure to leave your comments on their website through survey forms. These are necessary for company service improvements.
| Business Name: | Keystone Engineering & Construction |
| Categorized In: | |
| Address: | 601 North Grand Avenue Apartment 318, Los Angeles, CA 90012 |
| Phone Number: | (213) 625-7516 |
| Contact Person: | Stanley Huang |
| NAICS Code: | 236115 |
| SIC Code: | 1521 |
| Business Type: | B2B & B2C |
| Employee #: | 1 to 4 |
| Location Type: | Single Location |
| Annual Revenue ($): | $100.000 to $499.999 |
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