Triunity, Inc.

The professionals at Triunity, Inc. (Triunity) are committed to delivering best-in-class engineering, project management, and construction management services for infrastructure projects. The primary infrastructure markets we serve are Public Transit, Highways, Aviation, Utilities and Water/Wastewater. We are a small, minority-owned business with offices in Los Angeles, Seattle, Denver and Boston.
  • Website: https://www.triunityeng.com
  • Email: sean.vonfeldt@triunityeng.com
  • Company Size: 15
  • Industry: Architecture, Engineering, Construction, Sustainability
  • Locations: Los Angeles, CA

The professionals at Triunity, Inc. (Triunity) are committed to delivering best-in-class engineering,
project management, and construction management services for infrastructure projects. The primary infrastructure markets we serve are Public Transit, Highways, Aviation, Utilities and Water/Wastewater.
We are a small, minority-owned business with offices in Los Angeles, Seattle, Denver and Boston.


We are always looking for new professionals who possess Triunity’s 4-C’s (our core values):
Competence (good at what we do)
Character (keep our promises)
Customer-focused (always act in client’s best interest)
Community-involved (give back when we can)

Triunity has great individual and family plans for health and wellness benefits. We provide ample paid-time-off (PTO) including holidays, vacation and personal-needs time to reward our hard-working professionals with well-deserved ‘down-time’. Our salaries are very generous, yet competitive for the market.

Triunity has been a pioneering company, in valuing social diversity and equity, since inception by our founders in 2003.


  • Great Place to Work

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