Better Home Team Real Estate Agent - Coldwell Banker Realty - Boston

121 Portland St Unit 609, Boston, MA For Sale $799,000 - listed by Better Home Team — For Sale $799,000

Better Home Team listing agent for 99 Atwood Ave Unit 99, Newtonville, MA - sold for $1,185,000 — Sold $1,185,000

71 Cypress St Unit 1, Watertown, MA For Rent $5,450/month - listed by Better Home Team — For Rent $5,450/month

12 Inman St Unit 25, Cambridge, MA For Sale $779,000 - listed by Better Home Team — For Sale $779,000

Better Home Team buyer's agent for 1 Franklin St Unit 2309, Boston, MA - sold for $1,190,000 — Sold $1,190,000

Better Home Team

Boston MA

Coldwell Banker Realty - Boston

166 Closed Sales

$186.9M Total Value

$475K - $5.1M Price Range

$1.1M Average Price

Prior 5 years

About Better Home

Sebastien Grebonval and Linh Tonnu serve a diverse and discerning clientele. They are known for their dedication, excellent service and professionalism to any client that they serve from international to domestic, most importantly they ensure to tailor their services based on the needs of individual clients. Whether you are looking to buy your first home or next home, sell a condo or townhouse, our team committed to providing personalized services and thorough guidance from start to finish. Serving Boston, Cambridge, Somerville and surrounding areas.

Additional Infos:

Language: English, French, Vietnamese

Home Types: Condo, House, Townhouse, Multifamily, Co-op

Languages Spoken: English, French, Vietnamese

Years of Experience: 8

Education: MBA - Master of Business Administration

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	10
Total Value	$10,166,000
Average Sale Price	$1,016,600
Price Range	$765K - $1.6M

Buyer Deals
Total Deals	24
Total Value	$27,511,577
Average Sale Price	$1,146,316
Price Range	$423K - $3.8M

1 Year View by Quarter

Seller Deals
Total Deals	17
Total Value	$15,468,000
Average Sale Price	$909,882
Price Range	$599K - $1.6M

Buyer Deals
Total Deals	46
Total Value	$54,218,077
Average Sale Price	$1,178,654
Price Range	$423K - $3.8M

2 Year View by Quarter

Seller Deals
Total Deals	33
Total Value	$31,539,000
Average Sale Price	$955,727
Price Range	$495K - $2.1M

Buyer Deals
Total Deals	133
Total Value	$155,394,806
Average Sale Price	$1,168,382
Price Range	$285K - $5.1M

5 Year View

Areas Better Home is Experienced In

Better Home's Listings and Deals

Better Home's Open Houses

$3,495,000
- 5 Beds
- 5.5 Baths
- 6,280 Sq Ft
20 Wheeler Ln

Natick, MA
Set on a private 1.1-acre lot surrounded by mature trees, this exceptional estate was completely rebuilt and expanded in 2025, with only the original stone walls and stone wraparound porch preserved, creating a residence of timeless character, modern luxury, and understated elegance. Spanning 6,280 square feet, it seamlessly blends New England charm with Arts and Crafts detailing. The foyer’s

Better Home Team Coldwell Banker Realty - Boston

Better Home's Active Listings

$799,000
- 1 Bed
- 1 Bath
- 726 Sq Ft
121 Portland St

Unit 609

Boston, MA
Welcome to Unit 609 at Forecaster 121, where exposed brick, hardwood floors, oversized windows, and lovely views create a warm and distinctive city residence. The thoughtfully designed L-shaped kitchen features Caesarstone countertops and opens seamlessly to the living space. The generously sized bedroom includes a large walk-in closet, while the elegant Jack-and-Jill bathroom is finished with a

Better Home Team Coldwell Banker Realty - Boston

$779,000
- 2 Beds
- 1 Bath
- 929 Sq Ft
12 Inman St

Unit 25

Cambridge, MA
Welcome to Austin Court, perfectly situated in the heart of Central Square! This bright and immaculate 2-bedroom condo has been thoughtfully updated with fresh paint, pristine hardwood floors, a beautifully renovated kitchen, and a fully updated bathroom. The spacious living/dining area features oversized windows, a new ceiling fan, a brand-new wall AC unit, and sliding doors that open to a

Better Home Team Coldwell Banker Realty - Boston

$5,450 per month
- 5 Beds
- 3 Baths
- 2,000 Sq Ft
71 Cypress St

Unit 1

Watertown, MA
AVAILABLE NOW --- RENOVATED | IN-UNIT LAUNDRY | 2 OFF-STREET PARKING SPACES | CENTRAL HEAT & A/C | GREAT LOCATION Spacious and modern 5-bedroom, 3-bath condo in a prime East Watertown location! This beautifully updated unit features a brand-new kitchen and baths, in-unit laundry, and efficient gas heating with zoned central AC for year-round comfort. Enjoy the convenience of your own private

Better Home Team Coldwell Banker Realty - Boston

Recently Sold

$793,000

Sold Jul 17, 2026
- 2 Beds
- 2 Baths
- 987 Sq Ft
38 Kilsyth Rd

Unit 21

Brookline, MA
- 1% Below List
- 10 Days On Market
- $803/SF
- Current Est. Value $796K
Better Home Team Coldwell Banker Realty - Boston

$1,185,000

Sold Jul 1, 2026
- 4 Beds
- 2 Baths
- 1,966 Sq Ft
99 Atwood Ave

Unit 99

Newtonville, MA
- 8% Above List
- 7 Days On Market
- $603/SF
Better Home Team Coldwell Banker Realty - Boston

$1,200,000

Sold Jun 23, 2026
- 6 Beds
- 2 Baths
- 2,723 Sq Ft
168 Main St

Medford, MA
- 9% Below List
- 13 Days On Market
- $441/SF
- Current Est. Value $1M
Better Home Team Coldwell Banker Realty - Boston

$835,000

Sold May 21, 2026
- 3 Beds
- 1 Bath
- 1,516 Sq Ft
30 Mccormack Ave

Medford, MA
- 7% Above List
- 4 Days On Market
- $551/SF
- Current Est. Value $817K
Better Home Team Coldwell Banker Realty - Boston

$770,000

Sold Dec 12, 2025
- 3 Beds
- 4 Baths
- 2,718 Sq Ft
23 Windchime Rd

South Easton, MA
- 2% Below List
- 60 Days On Market
- $283/SF
- Current Est. Value $810K
Better Home Team Coldwell Banker Realty - Boston

$899,000

Sold Oct 10, 2025
- 3 Beds
- 2.5 Baths
- 1,969 Sq Ft
26 Parsons Dr

Swampscott, MA
- 10% Below List
- 106 Days On Market
- $457/SF
- Current Est. Value $865K
Better Home Team Coldwell Banker Realty - Boston

$969,000

Sold Oct 1, 2025
- 3 Beds
- 2.5 Baths
- 2,431 Sq Ft
4 Primrose Ln

Unit 4

Ipswich, MA
- 2% Below List
- 116 Days On Market
- $399/SF
- Current Est. Value $1M
Better Home Team Coldwell Banker Realty - Boston

$765,000

Sold Sep 19, 2025
- 2 Beds
- 1 Bath
- 1,065 Sq Ft
244 Brighton Ave

Unit 405

Allston, MA
- 4% Below List
- 39 Days On Market
- $718/SF
- Current Est. Value $639K
Better Home Team Coldwell Banker Realty - Boston

$1,200,000

Sold Aug 15, 2025
- 2 Beds
- 2 Baths
- 857 Sq Ft
16 Claremont Park

Unit 2

Boston, MA
- 4% Below List
- 6 Days On Market
- $1,400/SF
- Current Est. Value $1M
Better Home Team Coldwell Banker Realty - Boston

Awards and Designations

Best of Zillow | Top 1% Premier Agents Nationwide 2021, 2022, 2023, 2024, 2025
Coldwell Banker International President's Circle Award 2021, 2022
Coldwell Banker International President's Elite Award 2023
Coldwell Banker International President's Premier Award 2024, 2025

Other Experience

First Time Homebuyers, Investments, Luxury Homes

Agent License: Massachusetts #8560884

Better Home Team

(857) 240-5001

Nearby Homes

Better Home Team

About Better Home

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

2 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Areas Better Home is Experienced In

Better Home's Listings and Deals

Better Home's Open Houses

Better Home's Active Listings

Recently Sold

Awards and Designations

Other Experience