Retail Portfolio Director
AI recommendation signal analysis across 442 domains for the Retail Portfolio Director persona in Commercial Solar Energy Services.
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Choose credentials that matter
The certifications buyers and employers actually encounter in this industry. Decide which are worth earning or displaying, and which certified-provider directories you should appear in.
Where the numbers come from
We run certifications queries for this industry through Google and aggregate every result: domains by rank-weighted score (higher positions count for more) and appearance count, exact URLs by appearance count, and the most common title phrases.
What's on this page
Domain and URL charts, the full result list, and title n-gram tables.
Research: Certifications
Domains appearing in Google results for Retail Portfolio Director's Research: Certifications queries. Score is a rank-weighted sum (higher-ranked appearances count for more); count is a plain appearance tally.
Top URLs
Individual pages (not just domains) ranked by the same rank-weighted score, labeled by page title.
All Results
Every result for Retail Portfolio Director's Research: Certifications queries, ranked by how many times each exact URL appeared (ties broken by average rank position, so appearing higher up wins), a different aggregation than the score-based charts above. Title and URL links open in a new tab.
Title N-Grams
Most common word phrases (2 to 7 words) across every result title for these queries.
2-grams
| 14 | solar energy |
| 10 | solar panel |
| 9 | solar pv |
| 8 | renewable energy |
| 8 | nabcep certification |
| 7 | solar certification |
| 7 | energy training |
| 6 | for solar |
| 6 | certification pv |
| 6 | pv installation |
| 6 | panel installer |
| 6 | installer training |
| 5 | installation professional |
| 4 | installation training |
| 4 | training program |
| 4 | certification for |
| 3 | certifications in |
| 3 | energy systems |
| 3 | certification training |
| 3 | energy programs |
| 2 | certifications for |
| 2 | solar installers |
| 2 | utility scale |
| 2 | scale solar |
| 2 | solar construction |
3-grams
| 6 | nabcep certification pv |
| 6 | solar energy training |
| 6 | solar panel installer |
| 6 | panel installer training |
| 5 | certification pv installation |
| 5 | pv installation professional |
| 3 | solar energy systems |
| 3 | renewable energy programs |
| 2 | certifications for solar |
| 2 | for solar installers |
| 2 | utility scale solar |
| 2 | scale solar construction |
| 2 | solar construction project |
| 2 | construction project management |
| 2 | certifications in solar |
| 2 | in solar pv |
| 2 | certification for solar |
| 2 | solar certification training |
| 2 | solar pv certification |
| 2 | solar installation training |
| 2 | solar pv training |
| 2 | energy systems specialist |
| 2 | systems specialist college |
| 2 | specialist college credit |
| 2 | college credit certificate |
4-grams
| 6 | solar panel installer training |
| 5 | nabcep certification pv installation |
| 5 | certification pv installation professional |
| 2 | certifications for solar installers |
| 2 | utility scale solar construction |
| 2 | scale solar construction project |
| 2 | solar construction project management |
| 2 | certifications in solar pv |
| 2 | solar energy systems specialist |
| 2 | energy systems specialist college |
| 2 | systems specialist college credit |
| 2 | specialist college credit certificate |
| 1 | accredited renewable energy certifications |
| 1 | solar design and installation |
| 1 | design and installation training |
| 1 | nabcep certifications for solar |
| 1 | renewable energy certificates r |
| 1 | energy certificates r solar |
| 1 | solar training best practices |
| 1 | training best practices the |
| 1 | best practices the series |
| 1 | solar photovoltaic system installer |
| 1 | what certifications are needed |
| 1 | certifications are needed to |
| 1 | are needed to install |
5-grams
| 5 | nabcep certification pv installation professional |
| 2 | utility scale solar construction project |
| 2 | scale solar construction project management |
| 2 | solar energy systems specialist college |
| 2 | energy systems specialist college credit |
| 2 | systems specialist college credit certificate |
| 1 | solar design and installation training |
| 1 | nabcep certifications for solar installers |
| 1 | renewable energy certificates r solar |
| 1 | solar training best practices the |
| 1 | training best practices the series |
| 1 | what certifications are needed to |
| 1 | certifications are needed to install |
| 1 | are needed to install a |
| 1 | needed to install a home |
| 1 | to install a home grid |
| 1 | install a home grid tie |
| 1 | what certifications and courses can |
| 1 | certifications and courses can help |
| 1 | and courses can help a |
| 1 | courses can help a low |
| 1 | can help a low voltage |
| 1 | certifications south carolina energy office |
| 1 | nabcep certification pv associate exam |
| 1 | certification pv associate exam cost |
6-grams
| 2 | utility scale solar construction project management |
| 2 | solar energy systems specialist college credit |
| 2 | energy systems specialist college credit certificate |
| 1 | solar training best practices the series |
| 1 | what certifications are needed to install |
| 1 | certifications are needed to install a |
| 1 | are needed to install a home |
| 1 | needed to install a home grid |
| 1 | to install a home grid tie |
| 1 | what certifications and courses can help |
| 1 | certifications and courses can help a |
| 1 | and courses can help a low |
| 1 | courses can help a low voltage |
| 1 | nabcep certification pv associate exam cost |
| 1 | certification pv associate exam cost included |
| 1 | what certificates are needed for solar |
| 1 | certificates are needed for solar jobs |
| 1 | iea shc solar academy global solar |
| 1 | shc solar academy global solar certification |
| 1 | solar academy global solar certification network |
| 1 | solar certification fsec ucf edu university |
| 1 | certification fsec ucf edu university of |
| 1 | fsec ucf edu university of central |
| 1 | ucf edu university of central florida |
| 1 | 6 best solar installer certifications in |
7-grams
| 2 | solar energy systems specialist college credit certificate |
| 1 | what certifications are needed to install a |
| 1 | certifications are needed to install a home |
| 1 | are needed to install a home grid |
| 1 | needed to install a home grid tie |
| 1 | what certifications and courses can help a |
| 1 | certifications and courses can help a low |
| 1 | and courses can help a low voltage |
| 1 | nabcep certification pv associate exam cost included |
| 1 | what certificates are needed for solar jobs |
| 1 | iea shc solar academy global solar certification |
| 1 | shc solar academy global solar certification network |
| 1 | solar certification fsec ucf edu university of |
| 1 | certification fsec ucf edu university of central |
| 1 | fsec ucf edu university of central florida |
| 1 | 6 best solar installer certifications in 2026 |
| 1 | best solar installer certifications in 2026 zippia |
| 1 | the role of certifications in solar pv |
| 1 | role of certifications in solar pv module |
| 1 | of certifications in solar pv module manufacturing |
| 1 | 7 best practices to grow your multi |
| 1 | best practices to grow your multi regional |
| 1 | practices to grow your multi regional solar |
| 1 | to grow your multi regional solar business |
| 1 | the dti is proposing mandatory certification for |