![]() Zilch + Mueller Engineers Zilch + Mueller Engineers is a company that provides civil engineering services. | ![]() Harley Haddow Harley Haddow is a company that provides mechanical and electrical engineering consultancy services. | ||
Founding Date | Founding Date 1958 | Founding Date 1997 | Founding Date 1950 |
Type | Type Private | Type Private | Type Private |
Tags | |||
Locations | Locations Bellevue, US HQ | Locations HQ | Locations HQ |
Employees | Employees 17 | Employees 1054% increase | Employees 1461% increase |

Zilch + Mueller Engineers is a company that provides civil engineering services.
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Harley Haddow is a company that provides mechanical and electrical engineering consultancy services.
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