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Diamond Dorchester Insulation Inc.Insulation contractor in Boston, MA

Diamond Dorchester Insulation Inc. is an insulation contractor at 162 Rosseter St #3, Boston, MA 02121, ranked #6 of 156 insulation contractors in Boston and rated 5.0 from 35 Google reviews. Open Monday to Saturday.

Boston, MAUpdated 0 paid placements in any rankingHow we rank

Call (508) 794-3537Website ↗

Key facts

Key facts about Diamond Dorchester Insulation Inc.
Address162 Rosseter St #3, Boston, MA 02121Get directions
Phone(508) 794-3537
Websitedorchesterinsulation.com
HoursMonday to Saturday: 7 AM – 7 PM
Google rating5.0 from 35 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Boston and 11 towns within 25 miles: Jamaica Plain, South Boston, Brookline, Milton, Quincy, Cambridge, Somerville, Dedham, Chelsea, Winthrop and Newton.

Based in Boston, MAView on map

Opening hours

Opening hours for Diamond Dorchester Insulation Inc.
DayHours
Monday7 AM – 7 PMevening
Tuesday7 AM – 7 PMevening
Wednesday7 AM – 7 PMevening
Thursday7 AM – 7 PMevening
Friday7 AM – 7 PMevening
Saturday7 AM – 7 PMevening
SundayClosed
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays — no

Typical insulation prices

Typical insulation prices
JobLowTypicalHigh
Attic insulationPer attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range$1,700$2,100$2,500

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby insulation contractors

Diamond Dorchester Insulation Inc. compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Diamond Dorchester Insulation Inc. (this business)—585.0 (35)—YesNo
Advanced Green Insulation#4605.0 (1,236)—YesNo13.3 mi
Boston Admirals Insulation#5584.9 (41)—YesYes8.0 mi
Colt Home Services#7585.0 (278)—NoNo10.0 mi

See all 156 ranked insulation contractors in Boston

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 35 Google reviews

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Questions about Diamond Dorchester Insulation Inc.

How is Diamond Dorchester Insulation Inc. ranked in Boston?

Diamond Dorchester Insulation Inc. is ranked #6 of 156 insulation contractors in Boston by CR Score, with 58 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Diamond Dorchester Insulation Inc.’s hours?

Diamond Dorchester Insulation Inc. is open Monday to Saturday. Its listed hours are Monday to Saturday, 7 AM – 7 PM. On Saturdays it is open 7 AM to 7 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Diamond Dorchester Insulation Inc. serve?

Serves Boston and 11 towns within 25 miles: Jamaica Plain, South Boston, Brookline, Milton, Quincy, Cambridge, Somerville, Dedham, Chelsea, Winthrop and Newton. The list is based on the business's location and the usual service radius for insulation. Confirm your address is covered when you call.

What do Google reviews say about Diamond Dorchester Insulation Inc.?

Diamond Dorchester Insulation Inc. has a rating of 5.0 from 35 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Diamond Dorchester Insulation Inc.?

Call Diamond Dorchester Insulation Inc. on (508) 794-3537. The business is at 162 Rosseter St #3, Boston, MA 02121. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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