Best of Both Worlds

中 西 荟 萃

Home Valuation

Check our instant Home Valuation tool

Button icon

Selling a house?

We Specialize in Selling Houses for Top Dollar.

Button icon

Buying a house?

Hand Picked Properties You Will Love!

Button icon
Selling a home
Buying a house
Home Valuation

Quick Search


Heng Seroff


The mission of the company is to provide the best service possible and treat everyone as though they are part of the family. Over 90% of the company’s business is derived from referral. Our agents maintain a strong reputation for superior service, having expertise in marketing, negotiating and closing deals.
Thiel Real Estate & Property Management is a full service Premier Real Estate Company founded in 2010 by Colette & Michael Thiel. Colette & Michael have a combined 28 years of experience representing buyers/sellers/investor in Ventura & Los Angeles Counties. In 2019, the company opened an expansion office in the greater Sacramento area serving El Dorado, Sacramento and Placer Counties.

The Heng Seroff Group’s comprehensive approach to selling your home has been perfected over the hundreds of listings we have sold and allows you to turn over the work and stress of selling your home to us while being assured your listing gets the personal attention from two top-producing, experienced agents.

Read More

Explore our featured


With so many stunning neighborhoods and communities to choose from Silicon Valley area, it can be challenging to find the perfect place to call home. That's where our area guides come in! They give you useful information about the market, lifestyle, and population to help you decide where to settle down. Whether you're a first-time buyer, a seasoned homeowner, or just looking for a new place to call home, our area guides have the information you need to find the perfect fit.

Explore the Area

Find your lifestyle

Lifestyles to fit any life.

View all properties

Just listed

View properties


View properties.


View properties

New Construction

View properties

Our services

Selling & Buying


Selling your house

The biggest concern we hear from sellers is “how can they maximize the sale price of their home while getting their home sold quickly”. We help homeowners who are ready to sell their home navigate each step of the selling process in a pro-active, organized and laid back way.

Learn More

Buying a house

If you’re thinking of becoming a homeowner, it’s our goal to equip you with all of the tools and information necessary. The more prepared you are, the smoother your home buying experience will be.

Learn More

Property Management

Let us take the stress and hassle out of property management for you, so you can focus on other important things. Our team of professionals is committed to giving great service to customers and making sure that everyone involved with the property is happy. Contact us today to learn more about how we can help you with property management.

Learn More

How I deliver better results...

Helpful Advice

I am here to provide you with helpful advice that will assist you in your home journey.

Quality Service

When you are ready to take that next step, you can leverage all the benefits I have to offer.

Happier Clients

I am committed to your success and will help you achieve the home goals you are looking for.

See How I Can Help You!
"This review stems from my working experience as a colleague to Kim Heng and Alex Seroff. I had known them for many years working in the real estate industry. Last year, I had the opportunity to work with them on an investment opportunity and I was blown away by their proactive approach and diligent Read MoreRead Less
"Kim and Alex helped me buy my house recently in this crazy competitive market in 2 months. I have worked with lots of agents before, Kim and Alex really stand out. The experience working with them is amazing. They are the true experts of the Bay Area market,  they provided lots of insights when I waRead MoreRead Less
"We recently moved to California and purchased a house. Alex was tremendously helpful, not only by walking us through the closing process, but also as an advisor and educator to us to make sound decisions. His law background was very valuable to us. He is very professional and very prompt. We will dRead MoreRead Less
"Alex and Tracy are spectacular and I cannot recommend Heng Seroff enough! After taking us to see many homes on such a short notice, when we found our dream home Tracy went through multiple reps to help us make the most competitive offer without overpaying. Thanks to their advice we got our first offRead MoreRead Less
"What a wonderful experience we had. We were shown many properties, all in our specs. Our comments and requirements were always listened to attentively. We got extremely wizened guidance on our offers, which proved accurate in each case, while we tried not to over bid too much. We had to learn aRead MoreRead Less
"Tracy is a very knowledgable, professional, friendly, and responsive realtor agent. We have enjoyed very much working with Tracy and will refer her to my friends who are buying or selling their homes in the future."
"We have a friend who bought their dream house with Kim’s help around 1 year ago and introduced Kim to us for the nice experiences. It was so lucky to bought our 1st house with her help, because our first offer was accepted in such hot market! All these “Luckiness” thanks to Kim’s professional servicRead MoreRead Less
"Kim is such professional and responsive that we worked together so smoothly. Kim has a lot of experience in local real estate market and has a strong connection with other top agents. She helped us purchase our new house quickly with a reasonable price in this hot market. Highly recommend Kim as a bRead MoreRead Less



View All Testimonials

Recent News & Advice

Stay in the loop on the latest events, news & happenings in and around our community!

Read More

Acquiring a Home for Your Child: Strategies for Non-Wealthy Parents

As a parent, you want the best for your child, and for many, that includes helping them purchase a h…

Selling A House With Code Violations

Discovering code violations while trying to sell your home can be extremely frustrating. Minor code…

10 Things That Will Affect Your Property Value

If you’re planning to sell your home, you want the property to be in the best possible condition…

Follow us on Instagram

hengseroffgroup Selling A House With Code Violations? Visit this link #sellers #homeselling #homeselling101 #hengseroffgroup #kellerwilliams
hengseroffgroup Join us for a webinar at a new time featuring a new guest speaker: a local attorney who will discuss estate planning strategies, common mistakes, and best practices. He is a specialist in working with both local and international clients. While the presentation is in English, he is fluent in Mandarin and Cantonese as well. Kim will provide a market update and Alex will present our home selling strategies. We look forward to you joining us! Please RSVP by registering here, emailing info, or calling 650-690-2858. Webinar is only for potential clients interested in learning more about the real estate market. No outside real estate professionals permitted. #webinar #freewebinar #estateplanning #marketupdate #homeselling #homeselling101 #california #homebuying #bayarearealestate #siliconvalley #siliconvalleyrealestate #bayarea #hengseroffgroup  #realestate #kellerwilliams
ramram_x12 Promote it on @san.francisco_community
hengseroffgroup Join our Open House in Palo Alto this Sunday, 2/26 from 1:30pm to 4:30pm! See you there! For exclusive photos, videos, and 3D tour visit or call Alex at 650.690.2858 #openhouse #newlisting #justlisted #paloalto #homesforsale #california #paloaltohomes #forsale #bayarea #bayarearealestate #siliconvalley #siliconvalleyrealestate #realestate #condo #condolisting #hengseroffgroup #kellerwilliams
hengseroffgroup Join our Open Houses in Palo Alto this Saturday, 2/25 and Sunday, 2/26 from 1:30pm to 4:30pm. For more details, visit, email info, or call Alex at (650) 690-2858. #openhouse #newlisting #justlisted #paloalto #homesforsale #california #paloaltohomes #forsale #bayarea #bayarearealestate #siliconvalley #siliconvalleyrealestate #realestate #condo #condolisting #hengseroffgroup #kellerwilliams
fit_rajat67 DM on @so.california_ 🏝️
tyson_99013 Promote it on @san.francisco_community