L SQUARE CRMSign In

ADU

Estimate Engine

L Square CRM is the project management platform for L Square Design & Build, a licensed general contractor (CSLB #1095476) specializing in ADU construction, garage conversions, and home renovations in Orange County & Los Angeles.

Our platform helps manage the full project lifecycle — from lead intake and estimates, to proposals, contracts, invoicing, and construction cost tracking. Google integration is used solely to send emails on behalf of authorized team members.

Sign InFeasibility Tool
Estimates & ProposalsContracts & DocuSignProject Cost TrackingInvoice Management