Our Team

Having a team of talented individuals who are experts in their respective fields allows everyone to focus on what they do best... provide you with the highest quality of service. 

Mark Moskowitz

Team Leader



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Mark Moskowitz of The Mark Moskowitz Team has been selling real estate in LA and Ventura County for over 26 years. In 2016 and 2017 he was ranked in the top 10 of realtors in the Conejo Valley. He has specialized in helping sellers sell their home quickly and for the highest market value using solution based practices. The Mark Moskowitz Team’s expertise will allow you to price your home right to attract the most buyers. The Mark Moskowitz Team’s exclusive marketing plan includes old school and modern social media methods to guarantee your home is being represented in the best possible way. We know we have the perfect plan to get your home sold.

Mark is the real estate expert you want on your team. With over 26 years of experience, Mark understands the ins and outs of the real estate business. Mark makes it his mission to provide the best client experience. “No Excuses.. Just Results” is The Mark Moskowitz Team moto because Mark is solution based. He understands selling and buying a new home may be stressful. However, with the experience and devotion he gives to his clients, Mark guarantees the best experience in this exciting journey. Mark began his real estate career at Century 21 Westlake Village. 18 years later, he made the strategic decision to join Keller Williams Realty in Westlake Village because they offer industry leading technology specializing in the latest trends of Internet and social media marketing. By putting the customer first, providing excellent service, and being a knowledgeable resource in the community, Mark Moskowitz has built a solid reputation as one of the leading real estate with a strong referral business.

Lynn Johnson-Kane

Team Manager



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Lynn is the ideal Team Manager. With over 20 years’ experience Lynn is knowledgeable in so many aspects of the real estate industry. Her cheerful disposition is always infectious and makes it a dream to work with her. Her attention to detail and genuine concern for our clients ensures that all our transactions close as smoothly and successfully as possible. Lynn is the anchor to the team as she works with both the team and the clients. You want Lynn on your team when selling/ buying your home; and we are so blessed to have her on ours!

David Slavin

Area Specialist



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David is the San Fernando Valley expert. You can always find him hard at work door-knocking even on the hottest summer days. David is known for his tenacity in difficult situations. He represents his clients and provides the full experience. As a recent homeowner himself, David understands how daunting the process can be. David has made it his mission to make the buying and selling process simple, easy, and enjoyable. He is very patient in explaining the process and walking you through the steps as you go on this journey. David always makes his clients feel at ease for even the simplest questions that may come up. David lives true by The Mark Moskowitz Team moto "No Excuses... Just results."

Helene Reinman

Head Buyers Agent



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Helene is your trusted neighborhood licensed Realtor and Relocation Specialist. With over 15 years of Real Estate experience, Helene understands the importance of listening to the needs and wants of her clients. Helene is an expert buyer’s agent in the Conejo Valley and knows exactly how to find the right home faster while easing the stress of buying a new home. Before Helene became one of the most well-known realtors in the Conejo Valley, she spent over 28 years in sales and marketing. Helene is known to go above and beyond for her clients; ask her about the time she brought over laundry at 6am to make sure the washer and dryer were working! Helene's clients know she is caring and hardworking. She uses grit to make every deal work and is dedicated to making sure her clients enjoy the experience of buying a new home.

Ilyssa Moskowitz

Social Media and Listing Manager

818-605-2287 / 818-605-2287


Ilyssa is the creative edge on The Mark Moskowitz Team. With a BS in Marketing and Management and a Fashion Merchandising degree from FIT, Ilyssa is the perfect creative director and listing manager. From the very beginning Ilyssa is hands on with staging the home, working with the photographers, creating all print and social media marketing campaigns, as well as organizing open houses and social events. Prior to joining The Mark Moskowitz Team, Ilyssa was a men’s stylist for 7 years and worked for Burberry, Ralph Laruen, Bonobos, and Nordstrom to name a few. Her experience combined with her infectious smile makes this exciting time that much more enjoyable.

Len Lawrence

Executive Sales and Senior Manager


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Len is excited to bring his knowledge as a veteran executive sales and senior manager to one of the top teams in the Conejo Valley, The Mark Moskowitz Team. When you work with Len, you have a powerful partner who knows how to negotiate a business transaction from all sides. Most importantly, Len possesses the qualities that will ensure that this major transition in your life is handled competently and navigated with a level head at all times. For the past 15 years, Len served the Los Angeles Community as the General Manager of Mount Sinai Memorial Parks and Mortuaries. In this unique position, Len further developed his deep and broad understanding of the emotions that impact a major life change. Working with multiple generations is Len’s speciality, as well as working seamlessly to accomplish your goal-your dream for your family. Len looks forward to further serving his community and assisting families throughout the process of selling your current house, finding the next place to call home, or finding the perfect investment!

Bill Oliver



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Bill has over 15 years experience in helping buyers, sellers and investors realize their Real Estate goals and dreams. He helps his clients define their goals and assists in helping to find the right properties to achieve those goals. With his knowledge of the market and contracts, Bill makes the process of buying and selling a home smooth and enjoyable. Bill wants his clients to make the best and most informed decisions; he is constantly keeping to date with current trends and directions in the market. Buying and selling a home is one of the biggest decision people make in their lives. Service and experience always comes first as this helps buyers and sellers make decisions they are confident in. Bill believes the team concept, on The Mark Moskowitz Team, is the best way for buyers and sellers to get the best service and experience possible.