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.

20+ years
Experience
290+
Transaction Count
$750K - $2.8M
Avg Price

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.

Homes for sale in Newton

Featured listings currently on the market

Property at 363 Brookline Street, Newton, MA 02459
1 / 31
Active
Open

$2,799,999

363 Brookline Street, Newton, MA 02459

4 bds
|
5 ba
|
3840 sqft
MLS® 73503275Single Family Residence
Hammond Residential Real Estate - Mona And Shari Wiener
Property at 129 Jewett St, Newton, MA 02458
1 / 16
Active

$5,000,000

129 Jewett St, Newton, MA 02458

8 bds
|
12 ba
|
9600 sqft
MLS® 73541371Multi Family
Historic Homes, Inc. - MicéAl & Conor Chamberlain
Property at 129 Jewett Street #1, Newton, MA 02458
1 / 16
Active

$2,495,000

129 Jewett Street #1, Newton, MA 02458

4 bds
|
6 ba
|
4770 sqft
MLS® 73541382Condominium
Historic Homes, Inc. - MicéAl & Conor Chamberlain
Property at 65-67 Saint James Circle, Newton, MA 02458
1 / 42
Active

$1,999,000

65-67 Saint James Circle, Newton, MA 02458

10 bds
|
6 ba
|
5395 sqft
MLS® 73550940Multi Family
Coldwell Banker Realty - Brookline - Boston'S Best Group
Property at 99 Florence #20-4B, Newton, MA 02467
1 / 23
Active

$1,895,000

99 Florence #20-4B, Newton, MA 02467

2 bds
|
3 ba
|
2496 sqft
MLS® 73540847Condominium
Hammond Residential Real Estate - Barrie Wheeler
Property at 179 Woodcliff Rd, Newton, MA 02461
1 / 37
Active
Open

$1,800,000

179 Woodcliff Rd, Newton, MA 02461

3 bds
|
3 ba
|
2041 sqft
MLS® 73569224Single Family Residence
Gibson Sotheby's International Realty - Liyuan Bai
Property at 243 Upland Ave, Newton, MA 02461
1 / 40
Active
Open

$1,850,000

243 Upland Ave, Newton, MA 02461

4 bds
|
5 ba
|
3847 sqft
MLS® 73516643Single Family Residence
Red Tree Real Estate - Adam Kotkin
Property at 243 Upland Ave, Newton, MA 02461
1 / 40
Active
Open

$1,850,000

243 Upland Ave, Newton, MA 02461

0 bds
|
0 ba
|
-- sqft
MLS® 73532809Residential
Red Tree Real Estate - Adam Kotkin

Client Testimonials

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 absolutely amazing during the process of selling our home and purchasing our next! She was always on top of the ball, readily available to help answer any questions or reach out to get clarity on anything we needed. She made the home buying/selling process so smooth and way less stressfu...

Verified Google ReviewJul 2026

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

Frequently Asked Questions