Portfolio Accounting Software

The Back-Office Engine of the Modern Advisor Firm

Orion Portfolio Accounting is a back-office platform for advisor firms, offering performance reporting, AUM fee billing, household-level data, and direct-custodian reconciliation in one engine. It holds the #1 market share for portfolio accounting and AUM fee billing. The platform ensures clean data, timely reports, and efficient billing processes.

Eliminate Busywork and Focus on Your Clients

Streamline daily portfolio accounting tasks to drive business growth and enhance client service.

Billing

• ​Calculate, collect, and post advisory fees efficiently to accelerate payment cycles.

Reporting

• ​Customize reports to match each client’s unique preferences.

Trading

• ​Scale back-office operations with household-level rebalancing, asset location optimization, and tax-intelligent trading.

Professional Services

• ​Access expert assistance for operational tasks, including alternative asset maintenance.

Cloud Data Warehousing

• ​Use data streaming technology to improve data accessibility and transparency.

Data Services

• ​Provide clients with secure, accurate, and timely data.

Strengthen Client Relationships and Grow Your Firm

Altfest Personal Wealth Management, recognized among Barron’s Top 100 Independent Financial Advisors (2013-2020), adopted Orion to meet personalized client needs at scale. Orion’s service, reporting, and trading tools have saved time and improved the advisor experience.

The Orion Advantage

57% of advisors cite lack of integration between core applications as their biggest technology pain point. The Orion Advantage Stack enables seamless connection of essential tools for firm growth. Features include household-level rebalancing, asset location optimization, tax-forward trading, and a robust billing engine.

Achieve Next Level Success

Boost productivity and growth with the industry’s leading portfolio accounting software.

Frequently Asked Questions

What is Orion Portfolio Accounting?

Orion Portfolio Accounting is a platform for portfolio accounting, performance reporting, and billing, designed for financial advisors, RIAs, broker-dealers, banks, and family offices. It holds the #1 market share for portfolio accounting and reporting in the T3/Inside Information Software Survey, 2026.

What does Orion Portfolio Accounting include?

The platform includes:

• ​Performance reporting
• ​Advisory fee billing
• ​Household-level rebalancing and trading
• ​Client portal
• ​Mobile app
• ​Professional services for operations support
• ​Cloud data warehousing
• ​Data services

Modules can be used standalone or as part of Orion Stacks (availability varies by tier).

Who uses Orion Portfolio Accounting?

Independent advisors, RIAs, broker-dealers, family offices, banks, and trust companies use Orion Portfolio Accounting. Clients range from solo practices to enterprise platforms managing tens of billions in assets.

How does Orion handle reconciliation?

Orion reconciles brokerage data with custodians overnight, connecting directly to major U.S. custodians to deliver reconciled positions before the U.S. market opens.

How does Orion Portfolio Accounting compare to Black Diamond and Addepar?

Orion is the #1-market-share platform for portfolio accounting and reporting in the advisor channel. Compared to Black Diamond, Orion offers a deeper integrated stack (including CRM, trading, planning, and compliance) under one platform. Compared to Addepar, Orion serves a broader segment, while Addepar focuses on UHNW and family offices.

Does Orion Portfolio Accounting support alternative assets?

Yes. Orion supports alternative-asset reporting, billing, and aggregation through its Professional Services team and AltExchange integration. Advisors can aggregate, report, and bill on alternatives alongside traditional positions in one client view.

How is Orion Portfolio Accounting integrated with the rest of Orion?

Portfolio Accounting is the data foundation for Orion Trading, Reporting, Billing, Client Portal, Advisor Portal, Planning, and Risk Intelligence. All Orion products use the same data source, eliminating the need for data synchronization across point solutions.

Can I use Orion Portfolio Accounting without the rest of the Orion stack?

Yes. Portfolio Accounting can be used as a standalone solution or bundled into Orion Foundation, Essentials, or Advantage Stacks. Advisors seeking fuller integration often choose a Stack to consolidate vendors and reduce integration overhead.

How much does Orion Portfolio Accounting cost?

Pricing depends on firm size, AUM, and configuration. Contact Orion for a tailored quote and demo. Portfolio Accounting is also available as part of the Advantage Stack, which bundles core back-office and front-office tools.

How does a firm get started with Orion Portfolio Accounting?

Request a demo to see the platform. A dedicated implementation team will then create a tailored onboarding plan, typically including data migration, custodian connections, billing rule configuration, and reporting template setup.

References

1. 1.T3/Inside Information Advisor Software Survey, 2026: Orion holds the #1 market share for CRM, Portfolio Management/Reporting Tools, and All-In-One Software. Also ranks in the Top 3 for Trading and Rebalancing, TAMP, and Risk Intelligence.
2. 2.The Kitces Report (Vol. 1, 2025): Orion holds the #1 market share for AUM fee billing.
3. 3.The Trouble with Tech Integration, Investment News, 2022: 57% of advisors cite lack of integration as their biggest technology pain point.