Contact CalHub
We value your feedback and are always looking for ways to improve CalHub. Whether you have a question, suggestion, partnership proposal, or need assistance using our calculators, feel free to reach out to us.
Our goal is to provide accurate, easy-to-use construction calculators and estimation tools for builders, contractors, engineers, architects, and homeowners worldwide.
Response Time
We typically respond within 24 hours and strive to provide helpful and timely assistance.
Business & Partnerships
Contact us for collaborations, advertising opportunities, sponsorships, and strategic partnerships.
Calculator Requests
Need a new calculator? Send us your suggestions and we'll consider adding it to CalHub.
We're Here To Help
Your feedback helps us improve CalHub and create better construction tools for everyone.