Cosmo BuildersHome builder in McLean, VA
Cosmo Builders is a home builder at 1640 Boro Pl 4th Floor, McLean, VA 22102, ranked #2 of 787 home builders in McLean and rated 4.9 from 72 Google reviews. Open 7 days a week.
McLean, VAUpdated 0 paid placements in any rankingHow we rank
Key facts
| Address | 1640 Boro Pl 4th Floor, McLean, VA 22102Get directions |
|---|---|
| Phone | (703) 835-1831 |
| Website | cosmobuilders.com |
| Hours | Open 7 days a week |
| Google rating | 4.9 from 72 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- Home Buildermain tradeGoogle main category
- Roofingadditional Google category
- Kitchen Remodeladditional Google category
- Bathroom Remodeladditional Google category
- Decks & Patiosadditional Google category
Service area
Serves McLean and 11 towns within 40 miles: Tysons Corner, Pimmit Hills, Dunn Loring, Vienna, Idylwood, Wolf Trap, Merrifield, Falls Church, Oakton, West Falls Church and Mantua.
Based in McLean, VAView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 9 AM – 6:30 PMevening |
| Tuesday | 9:30 AM – 6 PM |
| Wednesday | 9:30 AM – 7 PMevening |
| Thursday | 8:30 AM – 7:30 PMevening |
| Friday | 10 AM – 6 PM |
| Saturday | 11:30 AM – 4 PM |
| Sunday | 11:30 AM – 3 PM |
- Open evenings (after 6 PM)
- Open Saturdays
- Open Sundays
Compare nearby home builders
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| Cosmo Builders (this business) | — | 88 | 4.9 (72) | — | Yes | Yes | |
| WBuilders Inc. | #1 | 89 | 5.0 (41) | — | Yes | Yes | 6.4 mi |
| AZA Construction, air conditioner and plumbing | #3 | 87 | 5.0 (213) | — | Yes | Yes | 6.7 mi |
| UrbanX Home | #4 | 87 | 5.0 (22) | — | Yes | Yes | 6.6 mi |
Questions about Cosmo Builders
How is Cosmo Builders ranked in McLean?
Cosmo Builders is ranked #2 of 787 home builders in McLean by CR Score, with 88 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.
What are Cosmo Builders’ hours?
Cosmo Builders is open 7 days a week. Its listed hours are Open 7 days a week. On Saturdays it is open 11:30 AM to 4 PM, and on Sundays 11:30 AM to 3 PM. Hours come from the business listing; holiday hours may differ.
What areas does Cosmo Builders serve?
Serves McLean and 11 towns within 40 miles: Tysons Corner, Pimmit Hills, Dunn Loring, Vienna, Idylwood, Wolf Trap, Merrifield, Falls Church, Oakton, West Falls Church and Mantua. The list is based on the business's location and the usual service radius for home building. Confirm your address is covered when you call.
What do Google reviews say about Cosmo Builders?
Cosmo Builders has a rating of 4.9 from 72 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 Cosmo Builders?
Call Cosmo Builders on (703) 835-1831. The business is at 1640 Boro Pl 4th Floor, McLean, VA 22102. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own Cosmo Builders? 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.