Why Law Firms Can’t Ignore ALSPs
- The Agency
- 6 days ago
- 3 min read
Updated: 4 days ago

Your firm's most valued client is evaluating a rival, drawn by faster, more cost-effective solutions. This isn't just a challenge; it's a symptom of a seismic shift, as Alternative Legal Services Providers (ALSPs) surge into a $28.5 billion market growing at an 18% CAGR. These formidable players are redefining client expectations and the very future of legal service delivery. Understanding this revolution, its profound impact on traditional law firms, and the strategic pathways to thrive is no longer optional. It's imperative for sustained growth and relevance.
ALSPs, such as independent firms, captive units, and Big Four legal arms, deliver specialized services. These include areas like document review, contract management, and compliance. In 2023, their market hit $28.5 billion, up from $20.6 billion in 2021, driven by independent ALSPs ($25.1 billion), captive providers ($1.8 billion, 117% growth since 2020), and Big Four arms ($1.6 billion), per Reuters. Powered by AI, ALSPs streamline tasks like e-discovery and legal research, offering cost savings and speed that clients crave, per Deloitte’s 2025 predictions. A Latitude Legal survey found 34% of corporate legal teams planned to increase ALSP use in 2022, up from 29% in 2020, as they prioritize strategic work over routine tasks.
This shift is redefining client expectations. ALSPs provide fixed-fee pricing, transparent outcomes, and tech-driven efficiency. These are areas where traditional firms often fall short, constrained by traditional billable hours. A Thomson Reuters report shows law firms’ share of outside legal spend dropped from over 90% in 2015 to 86% today, with ALSPs gaining ground.

ALSPs aren't just competitors; they're a wake-up call. Clients now demand cost predictability, speed, and innovation. ALSPs are delivering on these demands. Traditional firms, reliant on junior associates for repetitive tasks, are losing market share, particularly in high-volume areas like compliance and e-discovery. Yet, only 21% of firms view ALSPs as a threat, per Thomson Reuters, signaling a risky complacency. With 34% of corporate legal teams increasing ALSP reliance, per Latitude Legal, firms that don't evolve face declining relevance.
Strategies to Thrive
Law firms can turn this disruption into opportunity with these strategies:
Partner with ALSPs: Outsource routine tasks like e-discovery to ALSPs, freeing lawyers for high-value work like litigation or strategic advising. Firms utilizing ALSP units have reported significant cost reductions and boosted client retention.
Embrace Technology: Invest in AI for contract analysis or legal research. Leading firms have seen improved due diligence efficiency, sometimes by over 25%, through strategic AI implementation. Training ensures quality and builds client trust.
Rethink Pricing: Shift to fixed-fee models to meet client demands for transparency. Adopting alternative fee arrangements has enabled firms to secure long-term contracts with major clients.
Build Specialized Teams: Hire experts in data privacy or antitrust law and create roles like legal operations managers. Firms focused on reskilling teams for tech-driven tasks have reported notable boosts in talent retention.
Challenges like quality control and data security can be managed by starting with low-risk tasks, partnering with secure ALSPs, and training staff. Only 31% of firms now cite quality as a barrier, down from 41% in 2021, per Thomson Reuters.
The ALSP revolution demands action. Firms that adapt by embracing partnerships, technology solutions, and innovative pricing strategies will lead the future. Audit your workflows, invest in AI, and crucially, align with client needs to stay ahead.
Sources:
Reuters, “Alternative legal services market reaches $28.5 bln, report says,” https://www.reuters.com/legal/legalindustry/alternative-legal-services-market-reaches-285-bln-report-says-2025-01-28/
Latitude Legal, “Use of Specialized ALSP Legal Services Continues to Rise,” https://latitudelegal.com/resources/blog/alsp-adoption-accelerates/
Deloitte, “AI for In-House Legal – 2025 Predictions,” https://www.deloitte.com/ce/en/services/legal/research/ai-inhouse-legal-2025-predictions.html
Thomson Reuters, “Alternative Legal Services Providers 2025,” https://www.thomsonreuters.com/en-us/posts/legal/alsp-report-2025/