Providing full service commercial property management since 1990

(925) 734-0280

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Sandra Thornton, CPA

Contact Sandra

Direct: (925) 468-1605
sthornton@gsmanagement.com

GSMC Team

Directory
Mathew Aponte
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
Patti Iwasa
Tiffani Lorenz
Cynthia Machado
Pamela L. Olson, CPA
Phyllis Y. Osaki
Richard Paniagua
Laurie Ragsdale
Shawnie Samaniego
Leticia Rivera-Sanchez
Leticia “Letty” Sandoval
Sandra Thornton, CPA
Chris Wei

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

Property Management
Office | R&D / Industrial
Retail | Medical Offices
Association Management
Facility Management
Accounting
Facility/Maintenance Engineering
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.