What are the opening hours?

Monday 8am - 4:30pm Tuesday 8am - 4:30pm Wednesday 8am - 4:30pm Thursday 8am - 4:30pm Friday 8am - 4:30pm

J & M Costa

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Australia
Penrith, NSW
J & M Costa

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We are a proud family business and are here to help. AU33231

John Costa began his electrical installation and contracting business in 1964, From those humble beginnings, the business now known as J&M Costa Enterprises operates from Western Sydney.

01/11/2026

Powering projects from the plans to completion.

Precision, planning and quality workmanship are at the heart of every successful electrical installation. From the initial drawings to the final switch on, we’re committed to delivering reliable electrical solutions you can trust.

28/10/2026

Every small detail contributes to the JM Costa difference. These every day habits, procedures and processes are all things you don’t see behind the scenes, but make the world of difference to the end result.

www.costa.com.au

25/10/2026

Work in progress 👷🏼‍♂️🏠🔌

21/10/2026

When you work with J&M Costa, you’re working with Penrith’s best Air Conditioning and Electrical specialists. Rest assured – we’ve got you covered.

15/10/2026

J&M Costa is a proud Accredited Platinum Plus Dealer of ActronAir.

This means when you choose us for your climate control, you’re working with installers recognised at the absolute highest level by Australia’s leading air conditioning manufacturer.

When you invest in home comfort, don’t leave it to guesswork. Choose the team trusted by the manufacturer.

13/10/2026

📍 Blacktown. Part 3: Lets go through the air conditioning in this two story home, what we use and what’s involved.

09/10/2026

The details you don’t often see - but make all the difference when it comes to building your dream home.

📞 1300 4COSTA
www.costa.com.au

06/10/2026

📍Blacktown - Part two of one of our current projects in Blacktown. Upstairs electrical progress 🔌💡

www.costa.com.au

01/10/2026

Your electrical, air conditional and solar specialists across Sydney and surrounds, operating for over 60 years.

📞 1300 4COSTA
www.costa.com.au

28/09/2026

📍Blacktown - Welcome to one of our current projects in Blacktown.
Our team has completed a variety of services for this project including electrical, air conditioning and solar. Join us for part one of our walkthrough at its current stage and stay tuned for more updates as we complete this project.

www.costa.com.au

Address

16 Production Place Jamisontown
Penrith, NSW
2750

Opening Hours

Monday	8am - 4:30pm
Tuesday	8am - 4:30pm
Wednesday	8am - 4:30pm
Thursday	8am - 4:30pm
Friday	8am - 4:30pm

Website

http://www.costa.com.au/

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