Jennifer Mack Properties of eXp Realty

1945 Old Gallows Road, Suite 520, Vienna, VA 22182
  •   5   (148 reviews)

Our sales performance at a glance

See how Jennifer Mack Properties of eXp Realty has performed in the last 12 months on RateMyAgent*

35
Reviews
9
Properties for sale
56
Sold properties
$778k
Average sale price
$43.6m
Total sales value

*Includes all properties sold (last 12 months) where the agent was a part of the transaction and published on ratemyagent.com. It may not be complete and can exclude off-market, private sales and undisclosed pricing and sold dates. Contact agent for full sales history.

Meet the team

Get to know the 6 agents at Jennifer Mack Properties of eXp Realty.

Jennifer Mack
Jennifer Mack

REALTOR® / Team Leader / Owner

  5   (88 reviews)
About Jennifer
Jennifer Mack grew up on and off in Northern Virginia in a military family. She graduated from college at University of Texas at Austin and received her MBA from Texas State University. She began her professional career working in the high tech industry in Austin, Texas. After her husband joined the Army they relocated to North Carolina where she decided to start a career in real estate. In 2009 they relocated back to Virginia and put down roots in Fairfax. She has two small kids and loves serving her community by volunteering in the local schools, her church and local charities. She has a passion for small business and enjoys serving local businesses. Jennifer is known for being an aggressive agent who gets things done but one with a huge heart who cares deeply for her clients.
View ProfileRateMyAgent AchievementstrustedbadgepriceExpertbadgeaotybadge
About Caroline
As a dedicated real estate professional, I take pride in making the home buying and selling process as seamless and stress-free as possible. With years of experience in the DC Metro area, I guide first-time homebuyers and seasoned investors alike through every step of the journey. My goal is to not only help my clients find the perfect home but to do so with professionalism, transparency, and a personal touch. I believe in being proactive, which means addressing potential challenges before they arise and always keeping my clients informed. Whether it’s connecting you with trusted lenders, crafting a winning strategy in a competitive market, or navigating tight deadlines, I work hard to ensure your needs are met. For me, real estate is more than a transaction—it's about building relationships and creating a positive experience from start to finish. My clients appreciate my responsiveness, patience, and deep market knowledge, and I’m committed to going above and beyond to make your real estate dreams a reality.
View Profile
About Sydney
Hi! I'm Sydney! Your dedicated real estate professional specializing in Fauquier and Prince William Counties. With a deep understanding of these vibrant communities, I am your go-to expert for all your relocation needs. Whether you are moving across town or across the country, my personalized approach and comprehensive knowledge of the area ensure a seamless transition for you and your family. Moving can be overwhelming, especially to a new area. I specialize in helping families like yours find the perfect home to make new memories ! My in-depth knowledge of the local market, neighborhoods, and school districts empowers you to make informed decisions tailored to your unique needs. As a family-oriented realtor, I understand the significance of finding a home where your family can thrive. I am dedicated to finding a space where you can create lasting memories, and I am committed to ensuring that your family’s needs are met throughout the entire buying or selling process. Your real estate journey is as unique as you are, and I am here to guide you every step of the way. Whether you are a first-time homebuyer, looking to upgrade, or relocating to our wonderful counties, I am committed to delivering unparalleled service, expertise, and integrity.
View ProfileRateMyAgent AchievementspriceExpertbadgeaotybadge
About Erin

Erin currently has 1 active property listings and 3 sold property listings over the past 12 months.

View Profile
About Whitney
Meet Whitney Blake, a real estate professional with a passion for transforming houses into dream homes. Coming from a long line of builders and interior designers, real estate is more than just a profession for Whitney—it's a family legacy ingrained in her DNA. With years of experience in flipping homes, Whitney brings a unique perspective to the real estate industry. Her keen eye for design and understanding of construction allows her to spot hidden potential in properties that others might overlook. Whether it's a fixer-upper or a luxury estate, she has the expertise to turn every home into a masterpiece. But Whitney isn't just about buying and selling properties—she's about building relationships. With a warm and welcoming demeanor, she treats every client like family, guiding them through the process with care and compassion. For Whitney, it's not just about closing deals; it's about helping people find their perfect place to call home. Whether you're a first-time buyer, seasoned investor, or looking to sell your current home, Whitney is dedicated to providing personalized service tailored to your needs. With her extensive knowledge of the market and commitment to client satisfaction, you can trust Whitney to make your real estate dreams a reality.
View Profile
About Gretchen

Gretchen currently has 3 active property listings and 2 sold property listings over the past 12 months.

View Profile

About us

Our vision is to strategically partner with Northern VA, DC and MD buyers and sellers and help them to make great decisions regarding housing options to ensure they are living the life they want, where they want to live it. Our team services clients looking to buy, sell or invest in real estate throughout the area. We have over 30 years of combined experience assisting clients.

Our reviews

  5  
148 reviewsacross 50 different locations, showing 6.
Our qualities as told by our client reviews: great negotiation, reliable, patient, supportive, responsive, clear communication, local expert.
Was this helpful?
Buyer review
Sets the Standard
22 days ago
Sets the Standard

Jen is hands down the best agent I’ve ever worked with. She’s professional yet personable, forward-learning, anticipates issues and addresses them, and had my best interests at heart. I don’t know how she does it, but she’s always available, plans three moves ahead, and thinks faster than everyone else in the room. I couldn’t be more pleased with her and her office!

Jennifer Mack
Buyer review
Excellent experience!
25 days ago
Excellent experience!

I highly recommend Sydney Beckman to anyone looking to buy a home! She recently helped me find and buy a great townhouse, and the entire experience was seamless. Sydney has a deep understanding of the local real estate market, including HOA nuances, property layouts, and neighborhood resale values. She paid attention to my wishlist, never pressured me, and quickly secured property viewings for me. When we found the right place, her negotiation skills saved me money and protected my interests. From our first walkthrough to closing day, her communication was top-notch. If you want a knowledgeable, proactive, and stress-free real estate partner, call Sydney!

Sydney BeckmanJennifer Mack
Buyer review
Terrific Agent
about 1 month ago
Terrific Agent

Jen was excellent through the buying process. She was highly communicative and was always available for us be it with questions or late notice property visits. She negotiated on our behalf with utmost professionalism and ensured that we were well informed, represented, and supported throughout the closing process. Everything felt so smooth thanks to her hard work. Highly recommend!

Jennifer Mack
Seller review
Terrific Agent
about 1 month ago
Terrific Agent

Jen was fantastic. She was always available to answer any of our questions with thoughtfulness and professionalism. She set expectations clearly and worked with us to make sure our preferences were met. She represented us extremely well during the sale process and ensured we got exactly what we were seeking.

Jennifer Mack
Buyer review
Best agent in the DMV area!
about 2 months ago
Best agent in the DMV area!

We have truly enjoyed working with Jennifer Mack year after year! She is hands down the best real estate agent we have ever worked with. Jennifer is incredibly responsive, an excellent communicator, and always makes the entire process smooth and stress-free. Her negotiation skills are outstanding, and she consistently delivers exactly what you ask for — and more. She genuinely cares about her clients, pays attention to every detail, and always goes above and beyond to make sure everything is handled perfectly. If you are looking for a knowledgeable, trustworthy, hardworking, and dedicated real estate agent, we highly recommend Jennifer Mack. We look forward to continuing to work with her for many years to come!

Jennifer Mack
Show all 148 reviews
map

Our properties

Jennifer Mack Properties of eXp Realty has 12 properties for sale and sold 56 properties in the last 12 months, showing 4, sorted by most recent activity

SoldJun 29, 2026
$230,000
257 York Crescent Drive
Capon Bridge WV 26711
2
1
6
Single-Family
Listing courtesy of AEK Real Estate, LLC
SoldJun 26, 2026
$690,000
6043 Riddle Walk
Alexandria VA 22312
3
4
2
Townhouse
Listing courtesy of Compass
Under Contract
$450,000
1534 Lakeside Drive
Shannondale WV 25425
3
3
8
Single-Family
SoldJun 19, 2026
$3,100,000
5231 32nd Street North
Arlington VA 22207
7
8
5
Single-Family
Show all 68 properties
© 2026 RateMyAgent