> Excavation - works California > Excavation - works San Bernardino County > Excavation - works Barstow
William J Helmer
The address of William J Helmer is 1040 Madrona Dr Barstow CA 92311-4830 and the entry is assigned to the category Excavation - works.
Economic data
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| Classification: | SIC (Standard Industrial Classification) |
| Classification code: | 1794 |
| Economic description: | Excavation Work |
| Company activity: | Construction - Special Trade Contractors (Construction) |
| Number of employees: | 1 |
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