Mary Gillach MBA, MA

Cell: (617) 935-9290 | Email: Mary.Gillach.WG93@Wharton.UPenn.Edu | LinkedIn: Mary’s Profile

As the Principal of the Gillach Group, Mary brings 15 years of consulting and executive management experience. As a new broker in 2001, she quickly built a sustainable and successful practice. Based on a professional services model, her team is comprised of field assistants, sales agents, marketing specialists and administrative staff. The result of which is a team aligned to seamlessly meet the needs of our clients – busy, accomplished, smart folks who need to buy the perfect home – or sell their current one in the most profitable and painless way possible. Our team is steeped in the vagaries of residential real estate, so you don’t have to be!

Exceptional analysis, service, and results. Mary has continually ranked among the top 10 agents in the Boston Metro since 2003. She also holds the distinction of being the area’s top buyer’s agent since 2003.


Joe Drake, Realtor

Cell: (617) 335.2701 | Email: | LinkedIn: Joe’s Profile

Joe joined The Gillach Group after a successful 35-year career within the global consulting industry. Joe served as an executive with IBM, KPMG, CSC and Sapient. He uses his professional skills for problem solving, relationship building, understanding the economy, market research, negotiation and deal management in all his real estate activities. Joe believes in working proactively to identify real estate opportunities and to expedite their sales, purchases and closing processes for his clients.

Joe is a lifelong resident of the Boston area and has lived in West Newton for the past 25 years. He has been a local real estate investor for years, primarily in the Boston condominium market. He was educated at BC High and graduated from Boston College with a BA in History and went on to earn an MBA. Joe enjoys spending time outside, including taking long walks with his dog and working in the garden.


Noha Soliman, Realtor

Cell: (781) 369.5211 | Email: | LinkedIn: Noha’s Profile

Buying her first home with her husband in the Boston suburbs ignited Noha’s interest in real estate. Meeting new people and helping clients find the right house to call home is her passion. She strives to be someone in whom her clientele and colleagues can put their trust and faith. Every transaction, she believes, is always about the customer. “You are the driver, I am the passenger who’s there to guide, educate, and provide the best service possible.” She knows how to listen and is generous in offering information. While Noha is a strong negotiator and advocate for her clients, she is just as much a compassionate, friendly, humorous partner who eases a process that can often be quite stressful.

Raised in Maryland, she graduated from University of Maryland with a degree in Communications/Public Relations. Noha currently lives in Winchester and in her free time is busy baking, reading, and spending time with her loving husband and two energetic sons.


Abby Marjollet, Realtor

Cell: (781) 234.8782 | Email: | LinkedIn: Abby’s Profile

As a dedicated professional with an acute attention to detail, Abby’s focus is to provide exceptional service to all clients whether buying, selling or renting. Abby joined the Gillach Group after working at William Raveis for a year as an independent agent. Her prior experience in data analytics helps provide further insight into the fundamentals of real estate which aids her ability to close client deals. Abby’s goal is to educate and guide her clients in order to make one of the biggest decisions of their lives easier and less stressful.

Abby is a lifelong Boston area resident. She was born and raised in Hingham and now lives in South Boston. As a result, she has extensive knowledge of the local market. A graduate from the College of the Holy Cross, she double majored in Economics and Political Science. She enjoys spending time with family and friends, traveling, reading, and being active outdoors – skiing, boating or running.


Isabelle Rosenblatt, Realtor

Cell: (617) 833-1812 | Email: | LinkedIn: Isabelle’s Profile

Isabelle Rosenblatt graduated from Brandeis University with a Bachelor’s degree. She majored in both Health (HSSP) and Psychology. She also minored in Spanish and spent a semester abroad in Madrid where she studied language and culture while interning at a pediatric psychiatric hospital.

Raised in Newton, Isabelle currently lives in Chestnut Hill with her dog, Oscar. She has always been fascinated by all the Greater Boston area has to offer. Her love for Boston and the wealth of opportunity here has encouraged Isabelle to continue to live in the area while building a career. Isabelle’s ultimate goals are to provide you with excellent service, deliver full honesty, and make transactions as stress-free as possible.


Katherine Asquith, Realtor & Field Assistant

Cell: (401) 598.6200 | Email: | LinkedIn: Katherine’s Profile

Katherine is one of the newest members of the Gillach Group. She comes to the team with a plethora of marketing and branding experience. She has worked with the Red Sox, public relations companies in New York City, on senate campaigns and most recently with Hasbro Toys. Katherine is engaging and inquisitive with a wonderful work ethic.

Originally from Rumford, Rhode Island, she earned a Bachelor’s degree from Bryant University. During her studies she became interested in pursuing a career in real estate. Additionally, she played a year of division I lacrosse for Bryant.

When Katherine is not working she enjoys pursuing her interior design interests, spin class and spending time with her family.


Brian Unger, Realtor & Field Assistant

Cell: (609) 410.0021 | Email: | LinkedIn: Brian’s Profile

Brian joined the Gillach Group with a wealth of real estate experience. He spent many years working as an real estate office manager and independent agent in Downtown Boston and the surrounding areas. Brian’s prior experience has given him a deep understanding of the local real estate market, market trends and deal management. He aims to give every client the same guidance and commitment as he would a valued friend.

Raised in southern New Jersey, Brian moved to Boston in 2006 and currently lives in West Newton. In his spare time, he enjoys traveling, cooking and long hikes with his three dogs.


Patrick Thomas, Operations Manager

Cell: (617) 935.4049 | Email: | LinkedIn: Patrick’s Profile

Patrick is a twenty-year residential real estate veteran. During his two decades working in the highly-competitive Santa Fe real estate market, he became the top-selling broker, both in dollar volume and number of successfully closed transactions.

Patrick earned a Master’s Degree in Counseling Psychology from the University of North Texas and also worked towards a doctorate in Clinical Psychology at Fielding University.

A longtime resident of Santa Fe, New Mexico, Patrick recently relocated to Brookline with his wife and two children. Community service is important to Patrick. In addition to his involvement in numerous community projects, he has also coached youth soccer, basketball, and little league teams, and in his spare time enjoys relaxing with family and friends.


Karly Smith, Transaction Coordinator

Cell: 603.545.5044 | Email:

As the longest standing member of our team, Karly displays an amazing loyalty and dedication to her job and our clients! As one of our office-based team members, she shepherds the mountains of paperwork associated with each transaction, making sure all deadlines are met to protect our buyers and sellers’ interests. In addition to transaction management, Karly assists with our databases as well as tracking and providing preferred vendor resources for clients. Karly’s many years of real estate experience remain a huge asset to every one of our deals.

Karly, a former competitive swimmer, is a graduate of Keene State College where she majored in Elementary Education. Her love for organization and house hunting makes her a perfect fit for real estate. In her spare time, she enjoys staying fit, reading a good book and spending time with her family.


Sarah Williamson, Transaction Coordinator

Cell: 603.724.0307 | Email: | LinkedIn: Sarah’s Profile

Sarah offers several years of Real Estate marketing and consulting to the team. Her knowledge of local markets combined with over a decade of customer service experience helps to ensure our team and clients will consistently be provided with a high level of support.

As an office-based team member, Sarah is dedicated to making sure all deals are handled accordingly and all deadlines are met. Her love for helping others makes every day an exciting opportunity. “When you love what you do, it shows in your work ethic!”

A graduate of Simmons College, Sarah majored in Integrated Media with a focus on Graphic Design. In her spare time she loves to cook, read as many books as possible, and loves to travel near and far!


Erik Hallgren, Marketing Manager

Cell: 508.963.1052 | Email: | LinkedIn: Erik’s Profile

Erik is focused on ensuring our team is branded competitively within all markets we represent. He is dedicated to providing our clients with a customized marketing mix, maximizing exposure through all relevant and available channels. He cares about being involved in projects that add value, seeking to create a user friendly experience for our team and clients.

Erik graduated with a BFA in Graphic Design from The New England School of Art and Design at Suffolk University. He recently completed the Graduate Degree program at Boston University’s Metropolitan College with a concentration in Applied Business Analytics. When not spending time with friends and family he enjoys either drawing or going on a nice twenty mile bike ride.


Maryann Kuhn, Internal Sales Representative

Cell: 603.724.0307 | Email: | LinkedIn: Maryann’s Profile

Maryann understands Real Estate waits for no one. She is the voice of the Gillach Group, and most likely the first person you will speak with when you call or visit our website. Whether you are looking to buy or sell today, tomorrow, or 6 months from now, Maryann will start you off in the right direction with the right agent on our Team. Once she understands the when, where and why, she will connect you directly.

Maryann brings to the table years of Real Estate sales and marketing experience with a degree in Communications from the University of North Dakota. She has lived in the East, the North, and the South and has enjoyed what each culture has to offer. As a result, Maryann and her husband like to travel areas of the country rich in history and diversity. Maryann’s genuine approach to customer service will make you feel right at home with the Gillach Group. She is proud to work with such talented and knowledgeable agents – the best of the best in real estate!
If you have a question regarding anything real estate, she will find the answer!