A commercial window cleaning company built for institutional and government contracting.
Headquartered in El Segundo, California. Founded in 2023. Led by owner and operator Angeline Longshore, with eighteen years of prior industry experience.
Positioned for recurring scope and procurement.
We Clean Windows LA, LLC was founded in 2023 in El Segundo, California to serve the commercial window cleaning and building maintenance needs of Los Angeles County. The company is structured as a woman owned, certified contractor positioned for government subcontracting, public agency prime work, and commercial property portfolios with recurring maintenance scopes.
Our service model is built around the documentation, insurance, and compliance expectations of institutional contracting. We carry a full certification stack: DBE through the California Unified Certification Program, SBE through the California Department of General Services, LSBE through the County of Los Angeles, and WBE through the Women's Business Enterprise National Council.
We operate under NAICS codes 561720 (Janitorial Services) and 561790 (Other Services to Buildings and Dwellings). Our service area spans Los Angeles County, with primary focus on the South Bay, downtown Los Angeles, and the broader metro region.
Owner and operator.
Angeline Longshore
Angeline Longshore is the founder, majority owner, and president of We Clean Windows LA, LLC. She leads strategy, business development, contracting, and operations for the company.
Her industry experience spans eighteen years of direct contribution to commercial window cleaning operations, including business development, client acquisition and retention, commercial account management, marketing strategy, scheduling coordination, and operational support. Prior to entering the window cleaning industry, she contributed to Emmy nominated programming as a Los Angeles television producer.
She founded We Clean Windows LA, LLC in 2023 to bring that operating experience into the Los Angeles County market under her own ownership, with a service model and certification stack designed for government and commercial procurement.
Three operating principles.
Documentation as standard practice
Every engagement is supported by current insurance certificates, capability statements, W9 documentation, and references. Procurement inquiries receive a complete response within one business day.
Recurring scope over one off work
Our service model is built around quarterly, monthly, and custom interval maintenance programs. We structure routes and reporting for property portfolios with multiple sites and consistent standards.
Certification stack as access
Our DBE, SBE, LSBE, and WBE certifications open subcontracting pipelines with public agency primes and qualify us for state, county, and city procurement preferences.
Company timeline.
Relocation to Los Angeles
Founder Angeline Longshore relocates from Hawaii to Los Angeles, establishing the foundation for an independent commercial window cleaning business in California.
We Clean Windows LA, LLC founded
The company is formally established in El Segundo, California as a woman owned LLC focused on commercial window cleaning and building maintenance for the Los Angeles market.
DBE certification awarded
Disadvantaged Business Enterprise certification awarded through the California Unified Certification Program (CUCP), administered by Caltrans, opening subcontracting pipelines with federally funded prime contractors.
SBE certification and procurement repositioning
Small Business Enterprise certification awarded by the California Department of General Services. Strategic repositioning toward government subcontracting and commercial property portfolio contracts.
Certification stack completed and growth phase
LSBE and WBE certifications added to complete the certification stack across county, city, and private sector supplier diversity programs. Operational build out toward an owner and operations manager model.
Ready to work together?
Whether you are sourcing a certified subcontractor for a public agency bid or evaluating commercial maintenance partners for a property portfolio, we welcome the conversation.