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Hi, We’re Proper!

We're a team of property accounting specialists superpowered by the latest automation technology to provide cost-effective, efficient, and scalable financial services.

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Average annual savings

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Average door count growth

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Trustpilot Rating

“Proper frees up hours of my time allowing me to focus on growing my business.”

Michael Johnson

President of PMI Commonwealth

Proper's People


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Mark Rojas


A creative technologist with a love of building efficiency-enhancing products, Mark Rojas grew up in NY’s real estate scene.

Since leading design and product at Shopular (backed by Sequoia), he’s gone back to his roots in real estate and his passion for automation.

executive team

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Mathias Paumgarten

Director of Engineering

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Joshua Alger

Director of Corporate Accounting

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Mario Moreno

Director of Operations

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Matt Sanford

Sales Director

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John Stallard

Chief Experience Officer

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Uma Nesis

Chief of Staff, Jr.

Powered by a team of 200+ accountants

Proper accountants are former Fortune 500, Big 4, or accountants from the world’s top accounting organizations.

These passionate folks find opportunities to save your time, save your money, and make improvements to the way you do business.

Proper accountants are supported by our team of Property Management Accounting Experts who have decades of experience at top US Property Firms.