Hero Real Estate

Gundersheim Group Real Estate | Newton, MA & Greater Boston

Award-winning, top-producing Realtors bringing strategy, steady communication, and hyper-local expertise to buyers and sellers across Newton and the western suburbs.

Why Work With Our Team

Why Work With Our Team

As an award-winning, top-producing team led by founder Margie Gundersheim, we combine deep Greater Boston market knowledge with a calm, strategic approach that never leaves you guessing. Real estate here moves fast, but your decisions shouldn't feel rushed. Our clients consistently tell us they felt informed, supported, and genuinely taken care of, especially when the stakes were high. Whether you're buying your first home in Newton, upsizing in Needham, or selling a condo in Brookline, you get honest guidance and a full team working on your behalf, not a one-size-fits-all script.

Local Insight That Shows Up in the Details

From pricing and negotiation to neighborhood-by-neighborhood nuances across Newton, Wellesley, Needham, Brookline, Lexington, and beyond, we help you make confident decisions with real context, not guesswork. Our team blends data-driven pricing strategy, strong marketing, and hands-on representation so buyers win the right home and sellers protect their bottom line.

Award-Winning Team

A top-producing, award-winning team of Realtors serving the Greater Boston area.

Buyers & Sellers

Full-service representation whether you're buying your first home or selling to move up.

Hyper-Local Expertise

Neighborhood-by-neighborhood knowledge across Newton, Wellesley, Needham, and beyond.

Clear Communication

Fast, direct updates so you always know the plan, the options, and the next step.

From Search to Keys (and Beyond)

From Search to Keys (and Beyond)

Our process is designed to feel straightforward from day one. We start with a quick strategy conversation, then build a plan around your timeline, budget, and must-haves. Buyers get a clear showing approach, smart offer strategy, and hands-on support through inspections and closing. Sellers get a tailored pricing and prep plan, strong marketing, and negotiation focused on protecting your bottom line. Throughout it all, you get fast responses, practical advice, and a steady team of advocates at the table.

Areas We Serve

Browse listings and explore neighborhood guides across the communities we know best.

Homes for sale in Newton, MA

Newton, MA

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Homes for sale in Wellesley, MA

Wellesley, MA

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Homes for sale in Needham, MA

Needham, MA

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Homes for sale in Brookline, MA

Brookline, MA

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Homes for sale in Natick, MA

Natick, MA

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Homes for sale in Lexington, MA

Lexington, MA

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Homes for sale in Westwood, MA

Westwood, MA

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Homes for sale in Medfield, MA

Medfield, MA

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Homes for sale in Belmont, MA

Belmont, MA

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Homes for sale in Watertown, MA

Watertown, MA

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Homes for sale in Dedham, MA

Dedham, MA

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Homes for sale in Boston, MA

Boston, MA

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Homes for sale in Wayland, MA

Wayland, MA

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Homes for sale in Newton

Featured listings currently on the market

Property at 198-200 Concord Street, Newton, MA 02462
1 / 24
Active
Open

$1,249,000

198-200 Concord Street, Newton, MA 02462

4 bds
|
2 ba
|
2580 sqft
MLS® 735557722 Family - 2 Units Side by Side
eXp Realty LLC - Chris Vietor Homes
Property at 283 Melrose Street, Newton, MA 02466
1 / 18
Active

$8,250,000

283 Melrose Street, Newton, MA 02466

0 bds
|
0 ba
|
-- sqft
MLS® 73506947Residential
Coldwell Banker Realty - Newton - Ward Shifman
Property at 1242 Beacon St #1242, Newton, MA 02468
1 / 28
Active

$1,798,000

1242 Beacon St #1242, Newton, MA 02468

4 bds
|
4 ba
|
3944 sqft
MLS® 73529404Condominium
Compass - Savenor Berkery Group
Property at 75 Bellevue St, Newton, MA 02458
1 / 25
Active

$2,899,000

75 Bellevue St, Newton, MA 02458

6 bds
|
4 ba
|
7822 sqft
MLS® 73550308Single Family Residence
Compass - Matt Montgomery Group
Property at 256 Watertown Street #256, Newton, MA 02458
1 / 25
Active
Open

$1,075,000

256 Watertown Street #256, Newton, MA 02458

2 bds
|
3 ba
|
2224 sqft
MLS® 73553545Condominium
New England Classic Properties - Carol Ann Berberian
Property at 138 Tolman St, Newton, MA 02465
1 / 40
Active

$1,295,000

138 Tolman St, Newton, MA 02465

3 bds
|
3 ba
|
2610 sqft
MLS® 73537789Single Family Residence
BENJAMIN Apartments + Cityside Homes - Gohar Meliksetyan
Property at 58 Bontempo Rd, Newton, MA 02459
1 / 42
Active

$3,339,000

58 Bontempo Rd, Newton, MA 02459

5 bds
|
7 ba
|
5250 sqft
MLS® 73536751Single Family Residence
Coldwell Banker Realty - Brookline - Kathy Bayat
Property at 59 River St, Newton, MA 02465
1 / 32
Active

$1,299,000

59 River St, Newton, MA 02465

4 bds
|
2 ba
|
2637 sqft
MLS® 73540310Multi Family
Centre Realty Group - Kathleen Marotta
10+ years
Experience
$150M+
Sales Volume
150+
Transaction Count
$700K - $2.3M
Avg Price

Client Stories, Real Results

The best feedback we receive is that clients felt informed, supported, and genuinely taken care of. From first-time buyers to seasoned sellers across Greater Boston, our reviews reflect a team that shows up, communicates clearly, and delivers.

"Melanie was great to work with! She is extremely knowledgeable about the home buying process which was helpful for us as first time buyers. She was also very patient with us during the search given what was available on the market at the time and what we were looking for. Melanie was easy to talk to..."

Verified Google ReviewJun 2026

"Exceptional in every capacity! Melanie was truly our strategic advisor throughout the entire journey, always keeping us in the loop and telling us exactly what we needed to hear. Her communication, understanding, and professionalism are unmatched. She was incredibly prompt and so proactive it felt l..."

Verified Google ReviewJun 2026

"Melanie is the best and was truly the best resource for my husband and I when navigating the ins and outs of purchasing our home, especially as first-time homebuyers! We had so many moments when we could've put in an offer, or we could've settled for less, but Melanie did not allow that to happen. W..."

Verified Google ReviewApr 2026

Frequently Asked Questions