We offer complete mechanical, plumbing and energy engineering consulting services throughout California. Our clients are comprised of architects, developers, municipalities, contractors and building owners. Our engineering staff is currently headed by five California Licensed PEs with multiple offices located throughout California. Our core engineering disciplines are complimented by our proficiency in energy management systems and building commissioning. Our vision came together when a group of Professional Engineers and energy management experts combined their decades of experience to form a team focused on sustainable building design with a passion for saving energy.

We specialize in designing energy efficient heating, ventilating, air conditioning and plumbing systems. We also offer energy analysis for a variety of mechanical systems and buildings. We produce California Title 24 energy compliance reports for both commercial and residential buildings. As a member of the United States Green Building Council and having a LEED Accredited Professional as a Principal Engineer, we incorporate sustainable building design standards on every project possible. With our great amount of experience in the design/build industry, we understand the balance between the engineering and the cost side of a project.

What's new?

As 3C Engineering commemorates 11 years, we’d like to thank our clients, team members, friends and family for conti… https://t.co/anMAZsLQDc

Posted on Aug 19, 2020  •  Twitter

3CE is delighted to announce that we are continuing our partnership with @Siemens Solution Partner program as an au… https://t.co/6NFPXWeOiv

Posted on Aug 15, 2020  •  Twitter

Past Project: Adelaida Vinyeyards We provided mechanical, plumbing, and hydronic design services for Adelaida Viney… https://t.co/a1TT0Jb4Es

Posted on Aug 10, 2020  •  Twitter

Here’s a look at a current project: SLO Public Market at Bonetti Ranch located at the corner of Tank Farm and Higue… https://t.co/7DmPKY5LaB

Posted on Aug 03, 2020  •  Twitter

Love this! Hope everyone had a great weekend. #HVAC #engineeringjokes #remembertovent https://t.co/2dhf1Rftsi

Posted on Oct 15, 2019  •  Twitter

A big thank you to everyone who came to our Office Get-Together on Friday! It was great to see everyone; we hope yo… https://t.co/NvedCjs8tF

Posted on Oct 15, 2019  •  Twitter

We're having an Open House on Friday, October 11th to show off our new digs and celebrate 10 years of business! Al… https://t.co/rqHBcj6LlW

Posted on Oct 09, 2019  •  Twitter

We are happy to have added a couple new members to our team of rock stars. Please meet Danny McBride. Mr. McBride… https://t.co/wsUujCeCcL

Posted on Jun 21, 2019  •  Twitter

https://t.co/fVGsiVQLUk .@3CEngineering is proud to have installed the advanced #EnergyManagementSystem on this one… https://t.co/zj2ctK5Vuc

Posted on Oct 16, 2018  •  Twitter

The new Woodlake Community Center is just about wrapped up! @3CEngineering was honored to provide the Commissioning… https://t.co/QJcPC9nGCq

Posted on Oct 11, 2018  •  Twitter

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