Hennessey's Fencing

Hennessey’s Fencing is a family-owned and operated fencing contractor based in Brentwood, CA. Since 2007, Hennessey’s Fencing has been servicing residential and commercial clients throughout the Contra Costa County and Santa Clara County. We handle all types of exterior projects, from fencing and decks to gates and patio covers. Our skilled crew has the experience to customize any project, and we back each job with our warranty. 

If you are in the East Bay or South Bay Area call us at 925-516-6601 or
408-226-1388 to Schedule your FREE ESTIMATE today.

hennessey's fencing logo

Meet Our Team

hennessey's fencing owner

Ona Hennessey


Ona has been working in the fencing industry for more than 20 years. A working mother of five, she started Hennessey's Fencing in 2007 and has continued to build on the company’s foundation of top-notch craftsmanship and customer service.

hennessey's fencing staff

Ricardo Oropeza

Field Supervisor

As field supervisor for Hennessey’s Fencing, Ricardo oversees each job the company performs, managing multiple crews on a daily basis. With fifteen years of industry experience, Ricardo is also the company’s chief estimator.

hennessey's fencing staff

Rebecca Machuca

Office Manager

With an extensive background in customer service, Rebecca answers customer calls and handles a variety of administrative duties. She will be happy to set up your FREE estimate appointment and ensure all project details are properly communicated to you.

hennessey's fencing staff

Tracie Schmidt


Community involvement is important to Hennessey’s Fencing. Tracie assists with vendor setup, website management and building the company’s brand in Brentwood and the surrounding cities.

Mariela Olivares

Administrative Assistant

Mariela works afternoons in the office, where she employs her sharp administrative and customer service skills on a daily basis. She will be happy to help you set up your FREE estimate

Let us create your vision

Maintaining customer satisfaction is a crucial aspect of any business, but it’s even more important for fence contractors that have earned the prestigious Diamond Certified award. For Hennessey’s Construction and Fence, the most effective way to keep clients happy is to take care of their needs before, during and after their projects.