Best Property Manager Companies in Ontario, California, 2025

JLL is a leading global commercial real estate services firm that provides a full range of property investment, leasing, and management services across the United States. With expertise in commercial real estate, JLL helps clients find, grow, and optimize their real estate assets to drive value and enhance their business operations.

Clockwork Property Management is a professional property management company that specializes in managing single-family homes and small multi-family properties in Southern California. They offer a range of services including leasing, tenant screening, rent collection, maintenance, and financial reporting to help property owners maximize the return on their investment.

Mesa Properties is a full-service property management company that specializes in managing residential and commercial real estate in the Inland Empire and High Desert regions of Southern California. They offer a range of services including tenant placement, rent collection, maintenance coordination, and online owner and tenant portals.

Allegiance Properties is a customer-focused and technologically advanced property management firm that provides a comprehensive range of services, including marketing and leasing, financial management, rent collection, legal compliance, and maintenance, to residential and multi-family properties in the Ontario, CA area.

Martinez and Associates, Inc. is an advisory brokerage firm specializing in Mobile Home Parks, Apartments, and Self Storage Facilities. The company provides property management, brokerage, and consulting services to help clients maximize the value of their real estate investments.

The Abbey Company is a commercial real estate investment and property management firm that acquires and operates multi-tenant properties across California, with a focus on delivering a tenant-centric experience for its diverse portfolio of commercial tenants.

MGR is a full-service commercial and residential property management company with over four decades of experience in Southern California. They specialize in efficiently managing and operating a wide range of properties, including commercial, multi-family, and homeowners associations, to deliver high satisfaction for both owners and tenants.

Hawes Real Estate is a property management company that has been serving the Inland Empire region of California since 1957. They specialize in managing residential rental properties, providing services such as tenant screening, maintenance, and online reporting to help property owners maximize the returns on their investments.

Management One is a leading property management company serving Riverside and Orange Counties in California. With over 40 years of experience, they provide comprehensive services for property owners, including marketing, tenant screening, maintenance coordination, inspections, and rent collection. Management One takes pride in their extensive local expertise, high owner satisfaction rates, and commitment to maximizing the value of investment properties throughout the Inland Empire and surrounding areas.

Modern Real Estate Shop is a full-service real estate brokerage specializing in residential property management, vacation rental management, and real estate sales across Southern California. They aim to provide a stress-free real estate investment experience for their clients by handling all the day-to-day details.

WSR is a leading full-service real estate and property management company serving the Inland Empire region of California. They specialize in residential property management, homeowners association (HOA) management, and commercial property services, catering to a diverse range of clients and properties across the area.

Sun Stone Property Management provides comprehensive property management services to owners of residential, multi-family, and commercial properties in Pomona, CA and the surrounding areas. They offer expertise in tenant screening, rent collection, evictions, legal guidance, and property maintenance, helping property owners streamline operations and maximize returns.

Management One is a leading property management company serving Riverside and Orange Counties in Southern California. With over 40 years of experience, they specialize in managing residential and multi-family properties, providing comprehensive services including marketing, tenant screening, maintenance, and rent collection.

Investors Trust Realty Group, Inc. is a full-service property management company that has been serving Los Angeles County, Orange County, and the Inland Empire for over 36 years. They specialize in managing residential, multi-family, commercial, and homeowners association properties, providing comprehensive services including accounting, maintenance, and legal assistance.

California Pacific Management is a professional property management company that specializes in managing commercial real estate properties in Southern California. They offer a range of services including day porter, landscaping, tenant screening, 24/7 maintenance, and online portals for owners and tenants to streamline operations.