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Best Solar Installers in Hammond, LA (2026)

18 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Hammond: G3 Electric & Solar LLC, CR Score 83/100; 5.0★ from 10 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Solar Genie - Baton Rouge Solar Energy Company, posts 24/7 hours; ranked #2 of 18.

  3. 9

    Most-reviewed: PosiGen, 440 Google reviews at 3.8★, the most of 18 ranked; ranked #9.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

18 Hammond solar installers are ranked here by CR Score, from 8 published factors. 3 are open 24/7, 4 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 5.0★ across 18 rated businesses.

Top 10 solar installers in Hammond at a glance

Top 10 solar installers in Hammond at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1G3 Electric & Solar LLC835.0★ (10)Hammond24/7Overall
2Solar Genie - Baton Rouge Solar Energy Company765.0★ (5)Baton Rouge, 39 mi away24/7Emergencies
3A-Z Solar Services744.9★ (16)Mandeville, 26 mi awaySat—
4South Coast Solar734.7★ (119)Metairie, 40 mi away——
5PosiGen Home Solar734.0★ (139)Baton Rouge, 38 mi awaySun—
6Steadfast Electric725.0★ (224)Baton Rouge, 29 mi away——
7J-Co Solar Partners705.0★ (20)Baton Rouge, 28 mi away——
8Baton Rouge Air704.3★ (6)Baton Rouge, 34 mi away24/7—
9PosiGen703.8★ (440)Destrehan, 38 mi away—Most reviews
10Geaux Green Solar705.0★ (22)Baton Rouge, 34 mi away——

The 18 best solar installers in Hammond, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

  1. Based in Mandeville, 26 mi away

    74/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 16 Google reviews, listed on Google as “Solar energy company”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.9★ from 16 Google reviews
    Hours
    Mon–Sat 8:30 AM–5 PM · Sun closed
    Address
    1720 Orleans St, Mandeville, LA 70448
  2. Based in Metairie, 40 mi away

    73/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.7★ from 119 Google reviews, listed on Google as “Solar energy system service”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.7★ from 119 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    2605 Ridgelake Dr, Metairie, LA 70002
  3. Based in Baton Rouge, 38 mi away

    73/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.0★ from 139 Google reviews, listed on Google as “Solar energy company”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.0★ from 139 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat closed · Sun 8 AM–8 PM
    Address
    10935 Perkins Rd suite c, Baton Rouge, LA 70810
  4. Based in Baton Rouge, 29 mi away

    72/100CR Score

    Ranked #6 because of its Google rating and review volume: 5.0★ from 224 Google reviews, 224 Google reviews.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 224 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    23456 Hoo Shoo Too Rd, Baton Rouge, LA 70817
  5. Based in Baton Rouge, 28 mi away

    70/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Solar energy company”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 20 Google reviews
    Hours
    Mon–Fri 10 AM–6 PM · Sat–Sun closed
  6. Based in Baton Rouge, 34 mi away

    70/100CR Score

    Ranked #8 because of its Google rating and availability: 4.3★ from 6 Google reviews, open 24/7.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.3★ from 6 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    15033 Cocodrie Ave, Baton Rouge, LA 70817
  7. Based in Destrehan, 38 mi away

    70/100CR Score

    Ranked #9 because of its Google rating and review volume: 3.8★ from 440 Google reviews, the most Google reviews on this list (440).

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 3.8★ from 440 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    145 James Dr E 3rd Floor, St Rose, LA 70087
  8. Based in Baton Rouge, 34 mi away

    70/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Solar energy company”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 22 Google reviews
    Hours
    Mon–Fri 9 AM–4 PM · Sat–Sun closed
    Address
    17485 Opportunity Ave, Baton Rouge, LA 70817
  9. Based in Baton Rouge, 37 mi away

    69/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Solar energy company”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 23 Google reviews
    Hours
    Mon–Fri 7 AM–3 PM · Sat–Sun closed
    Address
    9530 Interline Ave Suite B, Baton Rouge, LA 70809
  10. Based in Baton Rouge, 20 mi away

    69/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Solar energy company”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 7 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
  11. Based in Baton Rouge, 33 mi away

    66/100CR Score

    Ranked #15 because of its Google rating and trade focus: 3.8★ from 44 Google reviews, listed on Google as “Solar energy company”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 3.8★ from 44 Google reviews
    Hours
    Mon 8:30 AM–5 PM · Tue–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    2736 O'Neal Ln, Baton Rouge, LA 70816
  12. Based in Metairie, 38 mi away

    64/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.8★ from 33 Google reviews, listed on Google as “Roofing contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.8★ from 33 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    3900 N Causeway Blvd #1200, Metairie, LA 70002
  13. Based in Kenner, 37 mi away

    58/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun closed
    Address
    2735 Virginia St Suite D, Kenner, LA 70062

Also serving Hammond

16 more solar installers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

How much do solar installers cost in Hammond?

Typical prices in USD, adjusted for Louisiana with a published regional index. Each row names its basis and month.

How much do solar installers cost in Hammond?
JobLowTypicalHighBasisChecked
Solar panel installation$25,490$28,830$31,360Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.93 West South Central factor (2025 Cost vs. Value Report)October 2026

How we ranked Hammond solar installers

We scored 18 Hammond solar installers on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Hammond data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Solar installers in Hammond: frequently asked questions

Who is the best solar installer in Hammond?

By CR Score, the highest-ranked solar installer in Hammond, LA is G3 Electric & Solar LLC with a CR Score of 83/100. It has 5.0★ from 10 Google reviews. It is open 24/7. Solar Genie - Baton Rouge Solar Energy Company (#2) and A-Z Solar Services (#3) follow. We ranked 18 solar installers on 8 factors, last updated October 22, 2026.

How many solar installers are there in Hammond?

ContractorsRanked ranks 18 solar installers serving Hammond, LA. 1 of them is based in Hammond; the rest serve it from nearby towns. Another 16 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which solar installers in Hammond are open 24/7?

3 ranked solar installers in Hammond post 24/7 hours. The highest-ranked are G3 Electric & Solar LLC (#1), Solar Genie - Baton Rouge Solar Energy Company (#2) and Baton Rouge Air (#8). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which solar installers in Hammond work on weekends?

4 of 18 ranked solar installers post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are G3 Electric & Solar LLC (#1), Solar Genie - Baton Rouge Solar Energy Company (#2) and A-Z Solar Services (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does solar panel installation cost in Hammond?

Solar panel installation typically costs $25,490 to $31,360, with $28,830 typical (Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.93 West South Central factor (2025 Cost vs. Value Report)). The range is adjusted for Louisiana. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Hammond solar installers have?

The median Google rating among 18 rated solar installers in Hammond is 5.0★, with a median of 21 reviews. PosiGen has the most, 440 reviews, and ranks #9. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank solar installers?

Each solar installer gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do solar installers outside Hammond count in this ranking?

Yes, if they are within 40 mi of the Hammond city center, our service radius for solar installers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Hammond

  1. October 2026: CR Scores recalculated for 18 solar installers serving Hammond.
  2. October 2026: 1 duplicate listing merged.

More solar installers and Hammond pages

Other trades in Hammond