About Celsus
We build property management
software for real operations.
Celsus is built for owners and operators who need one system to run the portfolio cleanly.
Celsus gives owners and operators one place to manage properties, rent, maintenance, documents, and reporting without patched-together workflows.
Celsus builds property management software for owners and operators who want one place to manage properties, collect rent, track maintenance, keep documents organized, and report on the portfolio without patched-together workflows.
Who we are
Built around the way
property teams actually work.
Three things explain the company quickly: why it exists, who it is for, and what that changes in the product.
ABOUT CELSUS
01
Why Celsus exists
Too many property teams still run valuable portfolios through spreadsheets, chat threads, and disconnected payment records.
02
Who it is built for
We build property management software for owners and operators who need one place to track the work, see the portfolio clearly, and defend what happened later.
03
What that means in product terms
The product is grounded in operational detail: leases, invoices, deposits, maintenance, documents, access controls, reporting, and onboarding that actually reflect the selected plan path.
Who we are
Built around the way
property teams actually work.
Too many property teams still run valuable portfolios through spreadsheets, chat threads, and disconnected payment records.
We build property management software for owners and operators who need one place to track the work, see the portfolio clearly, and defend what happened later.
The product is grounded in operational detail: leases, invoices, deposits, maintenance, documents, access controls, reporting, and onboarding that actually reflect the selected plan path.
Principles
What shapes the
product.
These principles matter because they change how the product is described, built, and expanded over time.
03 / MORE PRINCIPLES
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03
Operational depth first
We care more about helping teams run the daily workflow cleanly than adding surface-level dashboards that do not change the work.
04
Controlled growth
Plans, roles, integrations, and add-ons should expand with the portfolio instead of forcing a system replacement once the operation gets larger.
What the platform does
The product is stronger
than vague language.
Owners and operators should be able to run the portfolio with fewer blind spots and less manual cleanup.
03 / MORE CAPABILITIES
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03
Governed access
System roles, custom roles on paid plans, and entitlement-based feature access help teams operate with clearer boundaries.
04
Reporting that becomes action
Higher plans add forecasting, delinquency signals, exports, and automation recommendations so reporting can drive decisions earlier.
05
Integrations and AI with defined limits
API keys, webhooks, narrated exports, and Enterprise AI tools exist as explicit capabilities instead of vague promises.
What the platform does
The product is stronger
than vague language.
The real story is not “infrastructure-grade software.” The real story is that owners and operators can run the portfolio with fewer blind spots and less manual cleanup.
Get started
See the operating flow for yourself.
See the operating flow
for yourself.
Start on Core for free, or compare plans if you need the heavier operational and reporting workflows.