Solar Panel Installation in Santa Cruz County
Avoid Rising Energy Costs
Gain Independence From An Unreliable Grid
Discover How Much You Can Save By Adding Solar + Battery To Your Home
Over 4,000 Homes
Powered By Allterra Installed Solar
$11mil Saved
Per Year By Allterra Clients
60% Of Customers
From Word-of-Mouth Referrals
10 Years Running
Awarded Best Local Solar Company
Awards & Recognition






Why choose Allterra as your solar installer?
We’ve installed a lot of solar
Since 2004, we’ve installed the majority of solar systems across the Central Coast. 60% of our work comes from referrals by satisfied customers. Even architects and contractors refer their clients to us.
A process customers love
Solar is complex. But our professional team and process make it simple and enjoyable for our customers. Each step of the way, you’ll know what’s happening and what to expect next. No surprises. Clear communication.
A team of top solar professionals
We find and hire the smartest, most diligent solar professionals in the industry. We treat them like family and our employees stay with us for years. That means you’re getting an expert team with decades of solar experience to handle your solar installation.
Only the best, highest quality equipment
Our procurement team in Santa Cruz scours the market for the best quality materials and equipment for our customers. Whether solar panels, batteries or electrical boxes, we’re always looking for ways to create the best possible experience for our customers.

Discover How Much You Can Save Adding Solar + Battery To Your Home
Need Solar Panels Santa Cruz? Monterey? Silicon Valley?
We’ve installed there…
Here’s how we can help…
Solar Installation
Custom tailored design, solar panel installation and ongoing support for any home.


Discover How Much You Can Save Adding Solar + Battery To Your Home
Photos from our installs…











