Your Trusted Resource

Greggory Onzo-Tasher

Since the beginning of my career, nothing has been more rewarding than helping put people in homes.

Greggory Onzo-Tasher is a San Francisco native, REALTOR® with Vanguard Properties, and has been helping buyers and sellers navigate the city's real estate market since earning his real estate license in 2006. Recognized by RealTrends as one of the Top 1.5% of real estate agents in San Francisco, Greggory specializes in Castro, Duboce Triangle, Hayes Valley, Lower Pacific Heights, and Mission Dolores. Backed by more than 30 years of combined experience in mortgage lending and residential real estate, he provides clients with strategic guidance rooted in local market expertise and financing knowledge.

With more than 30 years of combined experience in mortgage lending and residential real estate, Greggory offers clients a perspective that extends beyond buying and selling homes. His extensive lending background helps buyers understand financing options, evaluate affordability, and structure competitive offers, while giving sellers valuable insight into how financing can influence negotiations and successful closings.

Greggory's interest in real estate began in middle school after giving a class presentation titled "Real Estate and How It Works." That early fascination led him into banking in the early 1990s, where he built a successful career in mortgage and home equity lending before earning his California real estate license in 2006. Today, he combines financial expertise, strategic negotiation, and local market knowledge to help clients make informed real estate decisions.

He works with first-time homebuyers, move-up buyers, sellers, investors, and clients completing 1031 exchanges. Whether guiding a buyer through financing or developing a customized marketing strategy for a seller, Greggory focuses on creating solutions tailored to each client's goals while providing clear communication throughout the transaction.

As a lifelong Bay Area resident, Greggory brings firsthand knowledge of the region's neighborhoods, housing trends, and market dynamics. Although his primary focus is San Francisco, he has helped clients throughout the Bay Area, from the Peninsula and Silicon Valley to the East Bay and North Bay.

Greggory lives in San Francisco's Duboce Park neighborhood with his husband, Brian, and their dog, Archie. His business is built on long-term relationships, trust, responsiveness, and delivering knowledgeable guidance before, during, and after every transaction.

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L.J. Onzo’s Novel

About The Author

L.J. Onzo is a former nanny and a graduate of the American Academy of Dramatic Arts and Arizona State University. She currently resides in Southern California with her loving husband and a cat that's not quite right. This is her first children's book.


Meet the Team

 
 

Haleigh Andel

Director of Operations Realtor DRE# 02128220

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Leslie Hom

Escrow officer, First American Title Company

Erik Peterson

Senior Home Lending Advisor at Chase

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Harley

Paw-perty Manager

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JAMES NUNEMACHER

Chief Executive Officer
James directs a team of over 400 talented agents and marketing professionals in 11 offices in San Francisco, Marin and Sonoma Counties, and Palm Springs who have generated more than $10 Billion dollars in home sales

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FRANK NOLAN

Vice President
Frank is the top selling agent and the Vice President of Vanguard Properties. He has established an impressive sales record since joining Vanguard in 2000 with over $750 million in sales.