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Founded in Santa Cruz in 2004, Allterra Solar has been the regional leader in solar design and installation for more than a decade. With thousands of solar installations in Santa Cruz and the surrounding area under our belt, our team prides itself on quality installs that have led to nearly 60% of our business comes from word-of-mouth referrals. Allterra specializes in residential solar and small commercial projects. With our wide range of experience and expertise, Allterra is the clear choice for your solar project.


We Come Prepared

Allterra Solar is a fully licensed and insured construction firm.  We employ a team of solar designers, customer service experts and highly skilled solar installers.


Allterra Solar offers the most competitive prices in the industry. Our experience and operation planning increases our efficiency, reducing the cost of our solar installations. We offer the best quality at the most competitive rates possible. Already have proposals from other firms? Request a free site assessment and see how we stack up against the competition.

Local Solar Power

Allterra Solar sources materials and services from locally owned businesses. We believe supporting locally owned small businesses is key to our central coast economy and job growth. Since 2004 Allterra has spent an estimated $5.4 million dollars locally.  Watch our Meet Allterra Video to learn more.