US BIZ business profile

O'brien Engineering

O'brien Engineering is listed under Uncategorized business in Duarte, CA.

Business activity profile

O'brien Engineering is listed on US BIZ as a Uncategorized business business serving Duarte, CA. This profile emphasizes practical discovery: what the company is, where it is, and how the listing can be maintained.

Commerce markers

  • Business category: Uncategorized business.
  • Local operating area: Duarte, CA 91010.
  • Owners can keep phone, website, and classification details fresh.
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Business Details

Business name
O'brien Engineering
Contact
Address
3016 Treefern Drive Duarte, CA 91010
Phone
SIC
8711
NAICS
541330
Location type
Single Location
Market
B2B
Founded
2010
Employees
1 to 4
Annual revenue
$100.000 to $499.999