Athennian Alternatives (January 2026)

Centralize Corporate Business Data | Athennian

https://www.athennia.com/

Centralize entity, subsidiary and business data in one place. Accelerate multi-step transactions in Athennian and automate administrative work so that your team can focus on high-value, strategic goals.

4.7/5

181+ reviews

Reviewed on:

Manage Entities Efficiently

https://www.diligen

.com/products/entities/

Streamline entity management with our innovative digital tools. Simplify compliance, reduce risk, and enhance operational efficiency.

ContractZen - Easier Governance, Risk, and Compliance (GRC) Management

https://www.contractze

.com/

ContractZen Governance Suite offers advanced contract management, board portal, entity management, e-signatures, and virtual data rooms (VDR).

Klea - Manage your legal entities efficiently

https://klealega

.com/

The flexible legal entity management product Klea is a single source of truth and a collaboration platform that helps legal teams with legal entity management.

NetDocuments - Document and Email Management for Legal Firms and Departments

https://www.netdocument

.com/

Save time, money, and frustration! Automate your document and email management with NetDocuments’ secure, compliant, and “anywhere accessible” platform.

Connect. Find. Act. | Onna

https://onn

.com/

Onna centralizes data from your most used apps for an all-in-one solution to simplify search and enhance enterprise data management.

Data Automation | Vendia

https://www.vendi

.com/

Vendia's data automation platform delivers trusted business insights and complete data oversight, empowering you to integrate any system, anywhere.

EthosData Virtual Data Room | Our Virtual Data Room Saves You Time

http://www.ethosdat

.com/

Virtual data room for your M&A deals. Get your deal done faster with EthosData. Trust the fastest and most secure data room. Get a free quote now!

The integrated data platform for teams that run on data

https://www.adverit

.com/

Adverity is the fully-integrated data platform for businesses to easily automate the connectivity, transformation, and governance of data at scale.

Theorem Technologies

https://www.theore

.io/

Streamline your post-trade processing with Theorem's integrated solutions.