Aderant - Keep Your Customizations, Integrations, and Database
legal software

Keep Your Customizations, Integrations,
and Database

Receive a quick snapshot of your migration readiness and personalized guidance on what's next.

legal software

Keep Your Customizations, Integrations, and Database

Seamless Cloud Migration Without Business Disruption

In today’s digital-first world, firms must quickly adapt to evolving technology, security needs, and client expectations. Expert Sierra simplifies the transition to the cloud, ensuring top-tier security, predictable costs, and continuous innovation—without altering your existing data structure, customizations, or integrations.

With no data conversion required and a streamlined deployment process, Expert Sierra gets your firm into the cloud fast, securely, and with minimal resources. Our refined migration approach ensures efficiency, reliability, and zero business disruption, so you can embrace the future with confidence.

57%

of Support Tickets Resolved in Under One Day

99.99%

Uptime for Expert Sierra Clients

0

Failed Migrations to Expert Sierra

100%

SOC 2 Type 2 Compliance

How Expert Sierra Transforms Your Operations

Better Performance & Supportability

Eliminate management of hardware, infrastructure, updates, & security

Easy Access to
Innovation

Enable quick access to the latest applications & technologies

Top Tier Data
Security

Benefit from proactive monitoring, SOC 2 Type 2 compliance, & extensive auditing

Predictable
Costs

Unlock predictable spending & greater value for your investment

Expert Sierra Client Stories

Freeths

One of the fastest-growing law firms with over 1,200 employees has chosen Expert Sierra to transform their operations with the power of a cloud- native platform. Freeths will be able to supercharge efficiency and productivity, and unlock endless innovation, helping them run a better business.

Baker Botts

An Am Law 100 firm recognized as a leader in the energy technology and life sciences sectors has chosen Expert Sierra. The global law firm chose Expert Sierra for its modern technology and top-rated security.

Freeths

One of the fastest-growing law firms with over 1,200 employees has chosen Expert Sierra to transform their operations with the power of a cloud- native platform. Freeths will be able to supercharge efficiency and productivity, and unlock endless innovation, helping them run a better business.

Baker Botts

An Am Law 100 firm recognized as a leader in the energy technology and life sciences sectors has chosen Expert Sierra. The global law firm chose Expert Sierra for its modern technology and top-rated security.

Learn at Your Leisure: Webinars On-Demand

Discover firsthand how firms are navigating the transition to Expert Sierra—from real-world migration experiences to debunking common myths and unlocking powerful cloud-driven efficiencies.

Client Roundtable: Why Firms Are Hitching Their Wagon to Expert Sierra

Hear directly from two law firms about why they made the switch to Expert Sierra, their migration stories, and explore key milestones and insights. 

Debunking Myths & Misconceptions about Expert Sierra: Part 2

Explore Expert Sierra migration, benefits, and technical optimization—separating hearsay from reality.

The Power of Integration: How Expert Sierra Is Redefining Legal Ecosystem Connectivity

Take a practical, behind-the-scenes look at how Sierra integrations are structured, supported, and implemented — including key architectural considerations and real-world constraints.

ACCESS THE WEBINAR
ACCESS THE WEBINAR
ACCESS THE WEBINAR

Client Roundtable: Why Firms Are Hitching Their Wagon to Expert Sierra

Hear directly from two law firms about why they made the switch to Expert Sierra, their migration stories, and explore key milestones and insights. 

ACCESS THE WEBINAR

Debunking Myths & Misconceptions about Expert Sierra: Part 2

Explore Expert Sierra migration, benefits, and technical optimization—separating hearsay from reality.

ACCESS THE WEBINAR

The Power of Integration: How Expert Sierra Is Redefining Legal Ecosystem Connectivity

Take a practical, behind-the-scenes look at how Sierra integrations are structured, supported, and implemented — including key architectural considerations and real-world constraints.

ACCESS THE WEBINAR

What Sierra Is — and What It Is Not

What Sierra Is What Sierra Is Not
  • Sierra is Expert, modernized for the cloud.
    The system firms trust, delivered on a modern cloud foundation.
  • Sierra is not rip and replace.
    It is not a full reimplementation or a forced restart.
  • Sierra is the gateway to what’s next.
    AI automation, unified analytics and modern platform experience become available through next-gen financial modules.
  • Sierra is not just cloud hosting.
    The move delivers immediate performance, but the bigger efficiency gain comes from what it unlocks next.
  • Sierra is a low-risk bridge to innovation.
    Move forward without tearing out what already works.
  • Sierra is not change for change’s sake.
    It preserves what works and focuses change where and when it creates value.
  • Sierra is preservation with progress.
    Keep your workflows, configurations, integrations, and critical customizations.
  • Sierra is not losing customizations and integrations.
    It protects what your firm depends on.
  • Sierra is performance from day one.
    Faster billing and financial workflows. Better reliability. Higher security. Immediate performance lift after moving from on-prem.
  • Sierra is not value someday.
    Cloud performance now. AI, analytics, and automation next.
  • Sierra is a phased path to modernization.
    Not one big change event, a path to continuous innovation over time.
  • Sierra is not the finish line.
    It is a bridge that provides a starting point for the firm’s modernization journey.
  • Sierra is a smarter way to scale.
    Support growth, improve performance, and reduce operational drag.
  • Sierra is not an IT-only initiative.
    It creates value across finance, operations, fee earners, and firm leadership.
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Plan Your Modernization Journey

Answer five quick questions to receive guidance based on where your firm is today—and what to consider next.

legal software

“Expert Sierra saved the IT staff many hours a month not having to worry about servers. It gave us time back that we lost every month maintaining the servers.”

— Rivkin Radler Attorneys at Law

Read More

Unlock What’s Next: The Four Capabilities Defining the Modern Law Firm

Modernization is no longer just about moving to the cloud. It’s about unlocking the performance, intelligence, and innovation today’s law firms need to compete.
Read More

Day One vs. Year Three: The Value Sierra Unlocks Now (and Next)

Sierra isn't a one-time upgrade—it's a staged path to value. Here's what changes on day one and what keeps improving through year three and beyond.
Read More

The Real Cost of Expert Today — and What You Get for It

"Sierra costs 2-3× what we pay today" is the most common objection finance teams raise. Here's the full cost comparison — and why the sticker-price math is incomplete.
Read More

Unlock What’s Next: The Four Capabilities Defining the Modern Law Firm

Modernization is no longer just about moving to the cloud. It’s about unlocking the performance, intelligence, and innovation today’s law firms need to compete.
Read More

Day One vs. Year Three: The Value Sierra Unlocks Now (and Next)

Sierra isn't a one-time upgrade—it's a staged path to value. Here's what changes on day one and what keeps improving through year three and beyond.
Read More

The Real Cost of Expert Today — and What You Get for It

"Sierra costs 2-3× what we pay today" is the most common objection finance teams raise. Here's the full cost comparison — and why the sticker-price math is incomplete.
Read More

Let’s move your firm forward.

Request below an Expert Sierra demo with our team.

See it in action