G&S Accountancy is a California-headquartered CPA firm based in Rancho Cucamonga, serving businesses and organizations locally and across the United States. With dedicated teams for construction and contractors, transportation and logistics, and nonprofits, the firm provides specialized accounting and tax support shaped around each industry’s requirements. It also serves real estate and investment clients, healthcare professionals, convenience stores, and fuel retailers.

G&S offers tax preparation and year-round planning, bookkeeping, bank reconciliations, payroll and sales tax compliance, financial statement reviews and compilations, and nonprofit services such as Form 990 preparation and fund accounting. Its Treasury-authorized team represents clients in IRS and state audits, including matters involving the IRS, EDD, CDTFA, and FTB, and assists with tax resolution through payment plans, penalty abatement, and other negotiations. Workflow support includes organized document sharing, bank reconciliation processes, IFTA recordkeeping, and ACA reporting. The firm emphasizes ongoing advisory, structured communication, and CPA-supervised processes, and offers a free consultation.