The Best Roof Cleaning in Maryland

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1High Mark Construction★ 5.00 on this job8 jobs reviewediHow Job match is calculatedBuilt only from reviews Google tagged “Roof repair for storm & wind damage”:Stars on this job 55%5.00★Number of such jobs 25%8Overall Experts Score 20%94Job match= 97Stars are pulled toward the category average (4.95★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.97

Job match = this company’s ★ on reviews Google tagged “Roof repair for storm & wind damage” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.

What customers said about roof repair for storm & wind damage

DDAVID1 reviewiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 years ago★★★★★

High Mark Construction

Our Project Manager Ed McMullen was the best he communicated with us throughout the project answered all of our questions and gained our trust He also scheduled all the contractors and was hands on the whole time I would not hesitate to call on them again should a project arise. All of the contractors who worked at… Read full review

General repairs & installationHome renovationsRoof repair for storm & wind damage+ Professionalism

JJeezermd12 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 5 years ago★★★★★

High Mark Construction

Abby worked with our insurance company and they replaced our whole roof. We have a garage also and my husband talked to the insurance company and they included the garage because there was damage there also. I am very pleased with Abby and the whole team that replaced the roof and the other employees that helped. I would definitely recommend Highmark.

Roof repair for storm & wind damage+ Responsiveness+ Punctuality+ Quality

KKeith7 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 5 years ago★★★★★

High Mark Construction

Great experience from start to finish. The roof looks better than the day it was installed. Ed worked with my insurance company after I had storm damage, and the whole process could not have been easier. I wholeheartedly recommend High Mark if you need a new roof. They will be out in a couple of weeks to replace… Read full review

Roof repairRoof repair for storm & wind damage+ Responsiveness+ Punctuality+ Quality

SSuzanne6 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 5 years ago★★★★★

High Mark Construction

We were so very happy with High Mark and especially wit Bill Healy our Project Manager. He was responsive to every single phone call and concern. He stuck with the jobs until each one was completed and inspected each one at completion. They installed a new roof, new windows, new siding, and new gutters. He made it easy and we would high recommend.

Gutter installationRemodelingRestoration+ Responsiveness+ Punctuality+ Quality

TTHORNTONLocal Guide · 17 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 5 years ago★★★★★

High Mark Construction

Great experience! Walter was always in contact,and made the process easy,can’t say enough good things about the process. Highly recommend High Mark!

Roof inspectionRoof repair for storm & wind damage+ Responsiveness+ Punctuality+ Quality

Ttraci4 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 6 years ago★★★★★

High Mark Construction

I would highly recommend High Mark for any job. They are extremely efficient, experienced, effective, caring, and professionals. They completed my entire roof replacement with skylight replacement in one day! Very respectful team. The covered my flowers before working and cleaned up after work. Looked better… Read full review

Roof installationSkylight repairRoof repair for storm & wind damage+ Responsiveness+ Punctuality+ Quality

Overall ratings

Experts Score 0–100iExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of roof cleaning).

#	Company	ScoreiExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown.	FactorsiFactor grades, in orderSatisfaction (54%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Reliability (24%): How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Craft & service (0%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Replies to reviews (7%): How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20.	★iGoogle star rating as shown on Google Maps.	Typical billiMedian bill customers of this company reported in their reviews (needs 3+ priced reviews).
1	Baltimore Pressure WashersBaltimore, MD	A 100iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%100+58.7Reliability 26%100+26.1Value 15%100+15.2Experts Score= 100Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAA–	5.00	—
2	Maryland Pro ServicesBaltimore, MD	A 99iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%99+58.1Reliability 26%99+25.8Value 15%100+15.2Experts Score= 99Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAA–	4.99	—
3	Mr. Clean Power Washing, LLCBaltimore, MD	A 98iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%97+52.9Reliability 24%99+24Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty96−0.4Experts Score= 98Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAA	4.97	—
4	Allbrite Pressure Wash IncBaltimore, MD	A 98iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%98+53.5Reliability 24%99+24Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty97−0.3Experts Score= 98Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAA	4.97	—
5	High Mark ConstructionBaltimore, MD	A 94iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%96+52.4Reliability 24%95+23Value 14%100+14.1Replies to reviews 7%60+4.2Experts Score= 94Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAB	4.97	—
6	City Clean IncBaltimore, MD	A 94iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%94+51.3Reliability 24%89+21.6Value 14%100+14.1Replies to reviews 7%100+7.1Experts Score= 94Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAA	4.97	—
7	Baltimore Gutter CleaningBaltimore, MD	A 93iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%96+52.4Reliability 24%93+22.5Value 14%100+14.1Replies to reviews 7%61+4.3Experts Score= 93Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAB	4.97	—
8	Chesapeake Property ServicesBaltimore, MD	A 93iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%93+50.7Reliability 24%94+22.8Value 14%95+13.4Replies to reviews 7%100+7.1Craft & service penalty92−0.8Experts Score= 93Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAA	4.91	—
9	Grime Busters Power WashingBaltimore, MD	A 92iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%97+52.9Reliability 24%92+22.3Value 14%100+14.1Replies to reviews 7%34+2.4Experts Score= 92Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAD	4.96	—
10	Elite Power Washing LLCBaltimore, MD	A 84iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%91+49.6Reliability 24%87+21.1Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty99−0.1Momentum penalty23−7.7Experts Score= 84Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAADA	4.94	—

What jobs cost

What customers paid, from the price Google asks reviewers to report.

Roof Cleaning in Maryland at a glance

How the 10 roof cleaning we rated in Maryland compare, and what customers praise most.

How we grade

Satisfaction (54%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.

Reliability (24%) — How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.

Craft & service (penalty, up to −10) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.

Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.

Momentum (penalty, up to −10) — Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.

Replies to reviews (7%) — How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.