O'Brien Electrical & Solar Underwood
Mark Chandler consistently recommends smaller, cheaper systems than competitors to save customers money.
From 203 Google reviewsThe technical consultation process appears thorough - multiple customers mention Mark recommending smaller, less expensive systems than competitors quoted, which builds significant trust. Two customers did report difficulties reaching the office for post-installation technical support, though this represents a small fraction of the overall feedback pattern.
Their work
What it's like working with them
Based on a sample of recent customer reviews (203 total)
“second time using Mark Chandler”
What they help with
Based on what their customers hired them for
How they stack up
Context from 49 solar panel installations in Logan
Credentials & background
Sourced from 4 public records so you don't have to look them up yourself
About O'Brien Electrical & Solar Underwood
Mark Chandler leads the sales and consultation side, with customers specifically praising his technical knowledge and honest approach to system sizing - several mention he recommended smaller, more cost-effective systems than competitors. The installation team includes Tyler, Alex, Tristan, and Chris, who are direct employees rather than subcontractors, with Alex particularly noted for his electrical expertise and ability to explain monitoring apps in simple terms. They handle both new solar installations and system upgrades, with multiple customers returning for second properties or recommending them to neighbors. The team specializes in complex installations including battery systems, hot water relays, and working around existing conduit in older homes. Their approach focuses on thorough planning and customer education, with installers taking time to explain each component and ensuring homeowners understand their monitoring systems before leaving.
Best for: homeowners wanting honest system sizing consultation, complex installations with battery systems or existing conduit work, and customers who value direct employees over subcontractors for installation.
Location
Often needed together
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Claim This Profile — Free →Common questions about O'Brien Electrical & Solar Underwood
What areas does O'Brien Electrical & Solar cover for installations?+
Based in Logan Central, they service the broader Brisbane and Logan area. Multiple customers mention installations across different Brisbane suburbs, and they appear to handle both residential properties and complex installations on two-storey homes. Reviews don't specify exact service boundaries, so confirm coverage for your specific location when booking.
Who handles the consultation and installation process?+
Mark Chandler leads the sales consultation and is specifically mentioned by name in multiple reviews for his technical knowledge and honest system recommendations. The installation team includes Tyler, Alex, Tristan, and Chris who are direct employees rather than subcontractors. Alex is particularly noted for electrical expertise and explaining monitoring systems to customers.
Do they handle solar system upgrades or just new installations?+
They definitely handle both new installations and system upgrades. Several customers specifically mention returning to O'Brien for system upgrades when moving houses or expanding existing systems. They also do inverter replacements, battery additions to existing solar systems, and panel removal services.
What do customers say about their pricing and system recommendations?+
Multiple customers specifically praise Mark Chandler for recommending smaller, more cost-effective systems than competitors quoted, which saved them significant money. Reviews mention competitive pricing with quality components, and several note they chose O'Brien despite being more expensive than other quotes due to the professionalism and quality of consultation.





