21 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Alamo: Window World Rio Grande Valley, CR Score 86/100; 4.7★ from 109 Google reviews; open Saturdays until 12 PM.
Most-reviewed: Pan American Auto, LLC, 131 Google reviews at 5.0★, the most of 21 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
21 Alamo window installers are ranked here by CR Score, from 8 published factors. 11 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.7★ across 21 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Window World Rio Grande Valley | 86 | 4.7★ (109) | McAllen, 5 mi away | Sat | Overall |
| 2 | Pan American Auto, LLC | 85 | 5.0★ (131) | Pharr, 5 mi away | — | Most reviews |
| 3 | Admiral Auto Glass | 84 | 4.7★ (114) | McAllen, 9 mi away | Sat | — |
| 4 | Glass Doctor of McAllen | 83 | 4.7★ (129) | McAllen, 5 mi away | — | — |
| 5 | Prime Windshield Repair | 83 | 5.0★ (20) | McAllen, 8 mi away | Sat | — |
| 6 | Mario's Custom Doors | 82 | 3.9★ (16) | Mission, 16 mi away | Sat · Sun | — |
| 7 | Valley Plantation Shutters | 80 | 4.6★ (12) | Weslaco, 9 mi away | Sat · Evenings | — |
| 8 | Pro Glass Service LLC | 80 | 4.6★ (19) | McAllen, 16 mi away | Sat | — |
| 9 | American Audio Alarm & Tint, Signs, Intoxalock Ingnition Interlock | 80 | 4.2★ (31) | Weslaco, 8 mi away | Sat | — |
| 10 | Alamo Glass & Solar Screens | 79 | 4.6★ (26) | Alamo | — | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 4.7★ from 109 Google reviews, listed on Google as “Window installation service”.
Based in Pharr, 5 mi away
Ranked #2 because of its Google rating and review volume: 5.0★ from 131 Google reviews, the most Google reviews on this list (131).
Based in McAllen, 9 mi away
Ranked #3 because of its Google rating and trade focus: 4.7★ from 114 Google reviews, listed on Google as “Window installation service”.
Based in McAllen, 5 mi away
Ranked #4 because of its Google rating and trade focus: 4.7★ from 129 Google reviews, listed on Google as “Window installation service”.
Based in McAllen, 8 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Window installation service”.
Based in Mission, 16 mi away
Ranked #6 because of its Google rating and trade focus: 3.9★ from 16 Google reviews, listed on Google as “Window installation service”.
Based in Weslaco, 9 mi away
Ranked #7 because of its Google rating and trade focus: 4.6★ from 12 Google reviews, listed on Google as “Window installation service”.
Based in McAllen, 16 mi away
Ranked #8 because of its Google rating and trade focus: 4.6★ from 19 Google reviews, listed on Google as “Window installation service”.
Based in Weslaco, 8 mi away
Ranked #9 because of its Google rating and trade focus: 4.2★ from 31 Google reviews, listed on Google as “Window installation service”.
Based in Alamo
Ranked #10 because of its Google rating and trade focus: 4.6★ from 26 Google reviews, listed on Google as “Window installation service”.
Based in Harlingen, 28 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 58 Google reviews, listed on Google as “Window installation service”.
Based in Alamo
Ranked #12 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Window installation service”.
Based in Harlingen, 28 mi away
Ranked #13 because of its Google rating and trade focus: 4.7★ from 67 Google reviews, listed on Google as “Window installation service”.
Based in Mission, 11 mi away
Ranked #14 because of its Google rating and review volume: 4.8★ from 44 Google reviews, 44 Google reviews.
Based in Edinburg, 5 mi away
Ranked #15 because of its Google rating and review volume: 5.0★ from 21 Google reviews, 21 Google reviews.
Based in Edinburg, 7 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Window installation service”.
Based in Harlingen, 26 mi away
Ranked #17 because of its Google rating and trade focus: 4.7★ from 13 Google reviews, listed on Google as “Window installation service”.
Based in Edinburg, 10 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 7 Google reviews, listed on Google as “Flooring store”.
Based in McAllen, 7 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Roofing contractor”.
Based in La Feria, 17 mi away
Ranked #20 because of its Google rating and review volume: 3.8★ from 24 Google reviews, 24 Google reviews.
Based in San Benito, 31 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Roofing contractor”.
13 more window installers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Alpha & Omega Siding & Windows | 22 mi | |
| Barlow's Quality Glass | 4.0★ (2) | 27 mi |
| Bison Roofing | 4.9★ (441) | In Alamo |
| Hess Air - A/C Service & Repair | 4.6★ (158) | In Alamo |
| Innovation Windows & Doors RGV | In Alamo | |
| Limon Masonry | 5.0★ (4) | In Alamo |
| Nationwide Auto Glass | 1.0★ (1) | 23 mi |
| Nationwide Auto Glass | 11 mi | |
| PATRIOT GLASS | 19 mi | |
| Puertas Veta | 13 mi | |
| RGV 3M Tint & Solar Sunscreens | 14 mi | |
| Sears Heating and Air Conditioning | 4.0★ (1) | 7 mi |
| The Siding Source | In Alamo |
Typical prices in USD, adjusted for Texas with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,140 | $6,710 | $10,820 | Per project (several windows): typical range of customer-reported projects. US national range × 0.91 West South Central factor (2025 Cost vs. Value Report) | October 2026 |
We scored 21 Alamo window 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.
| Factor | Weight | Computed from | In Alamo data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |