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Joist AI

AI-powered proposal automation for AEC marketing teams

Content enablement platform that uses AI to automate proposal workflows, enabling quick content search, customization, and collaboration for architecture, engineering, and construction firms.

$4M raised 🚀 Early Stage

Founded 2021 • McKim & Creed, Woodard & Curran, Lockwood Andrews & Newnam (LAN), PCL Construction

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Why This Tool Exists

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The Problem

AEC marketing teams spend 70% of initial proposal time searching through files and folders for relevant content across past proposals. Manual content curation for tight-deadline RFQs/RFPs leads to inconsistent messaging and missed submission deadlines.

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The Solution

AI platform automatically searches institutional content, generates customized proposal language aligned with brand voice, and automates compliance checking against RFx requirements. Teams report building proposals 75% faster with 30%+ productivity improvements.

How You Use It

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Delivery Method

SaaS

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Integrations

Not publicly specified

Disciplines

Architecture, Construction, MEP Engineering, Civil Engineering, Owner/Developer

Project Phases

Pre-Design, Construction Documentation, Bidding/Procurement

Project Types

Commercial, Residential, Healthcare, Education, Infrastructure, Mixed-Use, Industrial

Data Transparency

Exactly what this tool uses and how

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Input

What it needs

Required: Historical proposals, RFQ/RFP documents, Company style guides

Optional: Project templates, Marketing materials, Technical specifications

Formats: PDF, DOCX, TXT, RTF

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Output

What you get

Format: Proposal outlines and customized content

Fields: Proposal structure, Generated content sections, Compliance checklist, Style guide verification, Team collaboration assignments

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Algorithm

How it works

Model: Not publicly specified (uses multiple LLM providers with Zero Data Retention agreements)

Accuracy: Claims 75% faster proposal building, 30%+ productivity improvements (methodology not published)

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Privacy

How your data is protected

Retention: As long as necessary to fulfill service purposes (specific periods not defined)

Training: Zero Data Retention agreements with LLM providers (data not used for training)

Compliance: SOC 2, ISO 27001/02/17/18, GDPR compliant

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API

Integration

Endpoint: Contact vendor for API access

Method: Not publicly documented

Use Cases

• Automated proposal outline generation from RFQ/RFP uploads
• Content search and retrieval from historical proposals
• Brand-aligned content generation for custom proposals
• Real-time collaboration on proposal development
• Compliance verification against submission requirements

Pricing

Free

Free trial available

Pro

Contact for pricing

Enterprise

Custom pricing

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📚 Research Sources & Data Quality Last verified: 2026-02-01

Data Sources (6)

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Verified Data (9)

problem, solution, deliveryMethod, customerBase, fundingTotal, yearFounded, founders, compliance-certifications, zero-retention-policy

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Not Found (6)

api-documentation, specific-integrations, detailed-pricing, algorithm-specifications, data-location, retention-periods

Our Commitment: We only include verified data from official sources. If information isn't publicly available, we mark it as "Not publicly specified" rather than guessing.