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Costigan Companies

COSTIGAN.AI

AI for Sales. Made Practical.

Know What to Do. Know How to Do It.

CostiganAI helps salespeople use AI in the actual work of selling. CostiganGPT provides on-demand sales guidance, while AI Sales Enablement teaches reps how to use AI tools and proven workflows to prospect, prepare, communicate, follow up, and improve.

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CostiganAI

John Costigan. In Your Pocket.

CostiganGPT is an AI-powered sales advisor trained on John’s complete methodology — 30+ years of real-world selling distilled into an instant-response tool your reps can use before, during, and after every sales conversation.

Need help handling an objection you just heard? Paste it in. Want a pre-call plan for a Fortune 500 prospect? Ask for it. Stuck on how to advance a deal? CostiganGPT has the answer.
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CostiganGPT on a mobile phone

Instant Sales Coaching

Ask any sales question and get expert-level advice based on John’s 30+ years of methodology. Like having John in your pocket.

Objection Handling

Paste the objection you just heard and get a battle-tested response in seconds. Real frameworks, not generic advice.

Deal Strategy

Describe your deal and get strategic guidance on next steps, stakeholder mapping, and how to advance to close.

Prospect Research

Get help building pre-call plans, identifying pain points by industry, and crafting personalized outreach.

CostiganAI

AI Meets Sales Expertise.

Most salespeople have access to AI but not a practical way to use it in the flow of selling. CostiganAI bridges that gap with sales methodology, proven workflows, live instruction, and CostiganGPT.
We don’t just hand you a report and walk away. Our team of live consultants works alongside your organization to evaluate your sales process, identify where AI can have the biggest impact, and deploy real solutions that make your reps more effective.
CostiganGPT is built to support prospecting, pre-call planning, objection handling, discovery, emails, and advancing opportunities using John Costigan’s sales methodology.

Sales Process Audit

We evaluate your entire sales motion — from lead gen to close — and identify exactly where deals are dying and why.

Objection Handling

Paste the objection you just heard and get a battle-tested response in seconds. Real frameworks, not generic advice.

AI Integration Strategy

We focus on practical ways AI can help salespeople prepare better, respond faster, and improve the conversations that move opportunities forward.

AI Sales Enablement

Practical training and repeatable workflows that show salespeople how to use AI to prospect, prepare, communicate, follow up, and execute more effectively.

Our process

From Learning to Daily Use

01

Identify the Work

We identify the sales work where AI can save time, improve preparation, strengthen communication, and help reps execute.

02

Teach the Workflows

Reps learn practical workflows for research, prospecting, pre-call preparation, follow-up, meetings, objections, and deal strategy.

03

Practice It Live

Live AI Sales Labs show reps exactly how to apply the workflows to real accounts, prospects, and selling situations.

04

Reinforce and Improve

CostiganGPT, short Academy lessons, reusable prompts, and recurring live reinforcement help the new behaviors stick.

Our process

Bring CostiganAI to Your Sales Team

Want your team using AI more effectively in the actual work of selling? Start a conversation about CostiganGPT and AI Sales Enablement.
No spam. No credit card. Just your spot in line. Minimum 5-10 salespeople required

The Future of Sales Is Here.

AI won’t replace salespeople. But salespeople who use AI will replace those who don’t. Let’s make sure your team is on the right side of that equation.
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