Sandbox Solar

, mostly solar work

  • 68 jobs in Boulder, 2022 to 2026
  • Typical permit value $17,747
  • 57 of 68 jobs are solar systems

Boulder publishes no contractor license list we can check, so this page counts permits only. Ask for the license number and check it with the state before you hire.

Jobs by type of work

Most recent jobs

DateWorkZIPStated value
2026-07-20Heat pumpReplacing existing 90% gas furnace with 80K duel fuel, 2 ton, heat pump. Electrical to perform main panel upgrade and install new circuit fo80304$19,633
2026-07-16SolarInstall 26 Maxeon 410W solar panels (10.66kW)80304$42,888
2026-06-26Heat pumpReplacing existing furnace and AC with new 4 ton, 100K BTU, heat pump system. Electrical is a dedicated 240v, 15A circuit and will need to b80304$13,682
2026-06-02SolarInstall a new 13.5 kWh energy storage system utilizing (1) TESLA POWERWALL 3 with (1) TESLA GATEWAY 3 system controller. SOLAR80301$12,647
2026-04-29Solar80305$10,284
2026-04-29Solar80303$138,900
2026-03-25SolarInstall 27 Mission Solar 410W panels (11.07kW) + 27IQ8AC series microinverters with 21 panels on upper south-facing roof, as well as 6 panel80302$23,496
2026-03-18SolarBattery SOLAR80301$10,630
2026-02-23SolarInstall grid-tied roof mounted (flush) 7.98kW PV solar system consisting of (19) 420W modules with microinverters and (1) 10kWh battery for 80303$23,810
2026-02-06Solar*5/15/26 Revision - Removed ConnectDER Meter Collar Adapter, Added (N) 40A PV breaker, and PV AC Disco now unfused* Install a 7.14kW grid-t80301$13,545
2026-02-06EV charger*5/15/26 Revision - Removed ConnectDER Meter Collar Adapter, Added (N) 40A PV breaker, and PV AC Disco now unfused* Install a 7.14kW grid-t80301$13,545
2026-01-30SolarInstall a 6.3kW grid-tied flush roof mounted PV system utilizing (15) REC420W modules80301$11,036

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Paying for your solar system

Most people use a home equity line, a personal loan or the contractor's own financing. Compare the three.

Two rows of solar panels on a corrugated house roof, seen from aboveSee all 68 solar installersRanked by jobs in Boulder