Tracie Schmidt - Marketing 


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Rebecca Machuca - Office Manager

Rebecca comes from a background of customer service and will work with you on setting up your Free estimate and ensuring that we communicate with you on your project on every level.



Marissa works the afternoon shift with Hennessey's Fencing in the office and understands the importance of great customer service. You can email her at email:

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Ricardo Oropeza - Field Supervisor

Ricardo is the main estimator for Hennessey's Fencing and also oversees the jobs done on a daily basis. Ricardo manages 3 separate crews daily and has been in fencing for over 15 years.

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144 Continente Ave. #230
​Brentwood, CA 94513
​License #899814 

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Ona Hennessey - Owner

Ona has been in the fencing industry for over 20 years. She started Hennessey's Fencing in 2007 and has built her business in Brentwood, CA on excellent craftsmanship and customer service. Becoming a client is becoming part of the Hennessey's Fencing Family !


Marissa Garcia - Admin Asst.

Hennessey's Fencing Crew

​Over two decades of combined experience building fences, gates, decks and arbors. Customizing jobs for your home

Contra Costa:  925-516-6601

Santa Clara:     408-226-1388