GS Management Company

Providing full service commercial property management since 1990

(925) 734-0280

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Phyllis Y. Osaki

Phyllis Y. Osaki, Chief Executive OfficerPhyllis Y. Osaki is the Chief Executive Officer and a principal of GS Management Company. Ms. Osaki has worked in commercial real estate since 1977. Prior to joining GSMC, she was No. California Regional Vice President with Koll Management Services, and she was the No. California District Vice President with PREMISYS Real Estate Services, Inc., a national property management company which was a wholly owned subsidiary of The Prudential Insurance Company. Ms. Osaki has in-depth experience in marketing, leasing, construction management, project acquisition/renovation and commercial property management. She earned her Bachelor of Arts Degree and Standard Teaching Credential from San Jose State University.

Contact Phyllis

Direct: (925) 468-1602
Fax: (925) 474-3170
posaki@gsmanagement.com
DRE# 01169613

GSMC Team

Directory
Loucel Bugawan
Lucy Cave
Armando Cruz-Bautista
Joanne Dana
Cooper Emerson
Christine Franceschi
Roseanne Francis
Kelly Galleguillos
Uriel Grajeda
Chad Hancock
Suzanne Hardman
Beverly J. Howell
Chad Howell
May Kwong
Tiffani Lorenz
Cynthia Machado
Brenda Meckenstock
Pamela L. Olson, CPA
Phyllis Y. Osaki
Laurie Ragsdale
Shawnie Samaniego
Leticia Rivera-Sanchez
Leticia “Letty” Sandoval
Sandra Thornton, CPA
Eli Velazquez
Chris Wei

GS Management Company
5674 Sonoma Drive
Pleasanton, CA 94566
Phone: (925) 734-0280
Map & Directions
Corporate DRE# 01093851

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Property Management
Office | R&D / Industrial
Retail | Medical Offices
Association Management
Accounting
Facility Maintenance Engineers
Marketing/Leasing
Construction Management

GS Management Company has earned the recognition of being listed as one of the top 25 Property Management Companies in Silicon Valley/San Jose Business Journal, the East Bay Business Journal and Bay Area Business Times every year since 2000.

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