Accelerate project execution with fast and secure digital signatures. Eliminate bureaucracy in contracts with suppliers, clients, and subcontractors, reduce operational costs, and gain more agility at every stage of your project -- from proposal to key handover.
Eliminate Delays and
In construction, time is money. How much does your company lose waiting for signatures from clients, suppliers, and subcontractors? With Signater, you eliminate 100% of paper and complete processes in minutes, not days or weeks.
Commercial proposals approved instantly, supply contracts formalized without travel, and delivery terms signed digitally on the job site – all with full legal validity and real-time tracking.
Reduce operational costs, eliminate unnecessary back-and-forth, and accelerate your project timelines with a modern, 100% secure solution.
Compliance and
Multi-million dollar contracts, technical responsibilities, and contractual guarantees require maximum legal security. Signater offers end-to-end encryption, protected digital vaults, and multi-factor authentication to ensure the integrity of every document.
All signatures have full legal validity, in compliance with international standards (ESIGN, eIDAS) and Brazilian regulations.
Your construction contracts, amendments, and delivery terms carry the same legal weight as physical documents – but with far greater speed and traceability.
Integration and
Managing multiple projects simultaneously? Need to send dozens of contracts monthly? Signater is built to scale with you. Send documents in bulk, automate reminders, and receive real-time notifications for every completed signature.
Integrate our robust API with your construction ERP and fully automate contract and document delivery. Use webhooks to sync signature statuses with your project management and financial systems.
Strengthen Your Brand
Large construction companies and developers deserve a solution that reflects their strength and credibility. With Signater White Label, you offer digital signatures to your clients, suppliers, and contractors with your construction company's own brand, logo, and visual identity.
Your partners will see only your construction company's brand at every step: notification emails, signing pages, and finalized contract documents. This reinforces your institutional image, conveys professionalism, and builds trust in high-value business deals.
From commercial proposals to project delivery terms, Signater provides all the tools your company needs to fully digitize contract and document management.
Formalize contracts with clients, subcontractors, and suppliers quickly
Send quotes and proposals for fast client approval
Streamline HR processes with 100% digital hires and terminations
Digitize acceptances, inspections, and project delivery terms
Approve technical documents with engineers and architects in compliance with ART/RRT
Approve measurement reports and amendments with multiple parties involved
Collect signatures for NR-18, safety briefings, and mandatory safety training
Formalize contracts with subcontractors and manage all project documentation
Get started now
Join hundreds of construction companies, developers, and firms that have already eliminated bureaucracy and accelerated their projects. Start for free or talk to our specialists to learn how Signater can transform your company's contract management.