Sona Property Management

4 associations governing 467 homes name this company as their managing agent in the statement each files with the Secretary of State. That is what the register records — who the association named — and nothing about how well it is managed.

Register as of 2026-10-03 Source Secretary of State, CPRA response Filed under Civ. Code § 5405(a)(6)

Offices on file

Address	Telephone	Associations
869 E. Foothill Blvd Ste L1, Upland, CA 91786	(909) 532-8388	2

By county

County	Associations	Homes
San Bernardino	3	453
Los Angeles	1	14

The associations

San Bernardino County 3 associations

Main Street at Route 66 Maintenance Corporation condominium · 156
Mission Trails Association planned development · 196
Sunrise Park Homeowners Association, Inc. planned development · 101

Los Angeles County 1 association

Sienna Crest Maintenance Corporation planned development · 14

A managing agent cannot serve as an association’s inspector of elections — § 5110(b) bars anyone under contract to it for other paid work.