M: 949.285.3215 mobile
O: Work with the Best! office


Realtor, MBA, Broker Associate
License #:
CalRE# 01275881

"Work with the Best"


  • # 1 CB Agent Ladera Ranch
  • 20 Years of Successful Sales
  • 20 Years of Exceptional Service to the Ladera Ranch Community
  • Superior Marketing and Keen Negotiating Skills Developed in Corporate Management
  • Unparallelled Networking and Promotional Capabilities
  • Numerous Performance Awards and Customer Service Awards won consistently


A licensed broker with a Master’s Degree in Business Administration, Rosemary brings to her career a background in corporate technical sales, marketing and project management that gives her an edge in helping her clients attain their goals. Known for her exceptional marketing, negotiation and organizational skills, she truly enjoys guiding her clients through the process, always going above and beyond to ensure a smooth experience for all parties involved.

Rosemary’s diligence and strong commitment to Ladera Ranch Real Estate has earned a loyal following of clients. She is the top producing Realtor in Ladera Ranch. Having watched Ladera rise from the hills, and living in the local area for more than 35 years, Rosemary is intimate with the community’s master planning concept and implementation. From schools and neighborhoods to trails and clubhouses, she has a wealth of knowledge that serves her clients well. 

As a member of the President’s Elite and Circle for many years, prestigious award earned only by the best, Rosemary ranks among the company’s most successful agents worldwide, and is the #1 CB Agent in Ladera Ranch. Her long-term focus and results orientated, dedicated approach, combined with extensive experience in the marketing and sale of properties in all price ranges, has allowed her to outperform her competition and provide a win-win situation for all her clients. Her keen sense of intuition and up-to-date knowledge of the marketplace are also key components to her continued success.

“People trust Rosemary” says Sandra Deering, Broker of Record for Coldwell Banker Residential Brokerage. “Her passion and dedication to this community has been proven time and again with every person she works with. Her support and vast knowledge enhance every client’s experience and allows them to make educated decisions.”

Backed by the state-of-the-art technology and the Unparalleled Marketing Muscle of the Coldwell Banker Previews International in-house design studio, Rosemary Hieber and Associates market every listing in a powerful, distinctive way, giving them exposure that brings maximum results in today’s marketplace. Rosemary and her team of experts are committed to making each transaction as seamless as possible.

International President's Circle, International Previews Property Specialist

Five Star Customer Service Award


Reviews on Zillow
"There are so many things that I love about my realtor, Rosemary Hieber. Where do I begin? I am just going to make a list: 1. She was not pushy. I ... more "
by sas42677
"We interviewed several agents prior to deciding to go with Rosemary. We decided to work with her based on her track record and knowledge of the ... more "
by micker8



Coldwell Banker Realty
28051 Greenfield Dr A Ste
Laguna Niguel, CA