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Mast Construction, LLCExcavating contractor in Frederick, MD

Mast Construction, LLC is an excavating contractor in Frederick, MD, ranked #2 of 44 excavating contractors in Frederick and rated 4.8 from 23 Google reviews. Open Monday to Friday.

Frederick, MDUpdated 0 paid placements in any rankingHow we rank

Call (240) 732-3305Website ↗

Key facts

Key facts about Mast Construction, LLC
Phone(240) 732-3305
Websitemastconstructionllc.com
HoursMonday to Friday: 7:30 AM – 4:30 PM
Google rating4.8 from 23 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Excavatingmain tradeGoogle main category
  • Roofingadditional Google category
  • Bathroom Remodeladditional Google category

Service area

Serves Frederick and 11 towns within 25 miles: Damascus, Mount Airy, Green Valley, Linganore, Clarksburg, Urbana, Spring Ridge, Montgomery Village, Germantown, Gaithersburg and Redland.

Based in Frederick, MDView on map

Opening hours

Opening hours for Mast Construction, LLC
DayHours
Monday7:30 AM – 4:30 PM
Tuesday7:30 AM – 4:30 PM
Wednesday7:30 AM – 4:30 PM
Thursday7:30 AM – 4:30 PM
Friday7:30 AM – 4:30 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.8from 23 Google reviews

Hired Mast Construction, LLC? Write a review

Questions about Mast Construction, LLC

How is Mast Construction, LLC ranked in Frederick?

Mast Construction, LLC is ranked #2 of 44 excavating contractors in Frederick by CR Score, with 59 out of 100 as of November 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 Mast Construction, LLC’s hours?

Mast Construction, LLC is open Monday to Friday. Its listed hours are Monday to Friday, 7:30 AM – 4:30 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Mast Construction, LLC serve?

Serves Frederick and 11 towns within 25 miles: Damascus, Mount Airy, Green Valley, Linganore, Clarksburg, Urbana, Spring Ridge, Montgomery Village, Germantown, Gaithersburg and Redland. The list is based on the business's location and the usual service radius for excavating and grading. Confirm your address is covered when you call.

What do Google reviews say about Mast Construction, LLC?

Mast Construction, LLC has a rating of 4.8 from 23 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 Mast Construction, LLC?

Call Mast Construction, LLC on (240) 732-3305. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

Own Mast Construction, LLC? Claim this profile.

Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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Compare nearby excavating contractors

Mast Construction, LLC compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Mast Construction, LLC (this business)—594.8 (23)—NoNo
Hervet Landworks#1654.9 (74)—YesNo22.6 mi
JGXCAVATING LLC#3595.0 (6)—YesYes21.0 mi
Tolley Enterprises Inc#4585.0 (8)———4.4 mi

See all 44 ranked excavating contractors in Frederick