Top 10 Best Accounting For Leasing Services of 2026

PwC stands out for delivering leasing accounting advisory backed by large-firm IFRS and US GAAP technical depth. Its leasing services typically cover lease identification, classification support, and end-to-end implementation of accounting policies and controls. Engagements commonly connect financial reporting requirements with system processes for tracking leases, calculating amortization, and preparing audit-ready disclosures.

Ernst & Young delivers leasing accounting support that centers on IFRS 16 and US GAAP ASC 842 compliance across complex lessee and lessor portfolios. The firm brings dedicated technical teams for contract analysis, lease identification, and end-to-end policy design for classification, measurement, and subsequent accounting. Engagement delivery typically emphasizes documentation quality, audit readiness, and control alignment for teams managing frequent lease modifications. Coverage also extends to portfolio analytics that help standardize inputs and reduce recurring manual review for large lease populations.

KPMG stands out with deep global assurance and advisory reach for lease accounting across IFRS and US GAAP. Its leasing service coverage typically spans lease identification, classification, measurement, and ongoing compliance controls. The firm combines technical accounting expertise with audit-grade documentation practices that help reduce rework during policy and implementation cycles. Engagements frequently include system and process support for lease data capture, contract interpretation, and journal entry workflows.

Grant Thornton stands out for delivering leasing accounting support across US GAAP and IFRS reporting for complex, multi-element arrangements. The firm’s leasing services typically cover contract review, classification work, and implementation of lease accounting judgments tied to ASC 842 and IFRS 16. It also supports operational accounting readiness by aligning lease data, controls, and journal entry processes with audit expectations. Engagements often include coordination with tax, real estate, and treasury stakeholders to address broader impacts of lease structuring.

BDO stands out with a large, multinational accounting advisory footprint that supports complex leasing accounting across industries and jurisdictions. Core capabilities include IFRS and US GAAP lease accounting advisory, end-to-end implementation support for lease data capture, and review of disclosures and internal controls. Delivery teams typically combine technical accounting expertise with operational readiness help for contract abstraction, system configuration, and audit support. For organizations facing significant volume of leases, BDO can assist with scoping, policy choices, and scalable processes for ongoing lease accounting.

RSM stands out for combining accounting and tax consulting depth with lease accounting specialization for organizations that need compliance-grade support. The firm supports ASC 842 and IFRS 16 reporting workflows by advising on lease identification, contract review, and journal entry logic. Engagements typically include controls and documentation support that help teams produce auditable lease schedules. Broad industry coverage can fit organizations with multiple lease types and ongoing restructuring activity.

Crowe stands out for delivering leasing accounting support through its large public accounting network and industry-facing advisory teams. Core services cover IFRS and US GAAP lease accounting implementation, technical accounting research, and documentation support for complex contracts. Engagement teams typically coordinate accounting policy design, lease data requirements, and audit-ready deliverables across stakeholders. The firm also supports controls and reporting processes that reduce rework during periods of contract modification and reassessment.

Russell Bedford stands out as a professional services firm with a dedicated accounting and advisory footprint across jurisdictions, which supports leasing accounting consistency for multinational reporting needs. Core services typically include IFRS and local GAAP accounting advisory, lease classification and measurement support, and controls guidance for lease data capture from source contracts. The firm also supports audit readiness by preparing documentation that aligns leasing positions with disclosure expectations and stakeholder questions. For Accounting For Leasing Services, this breadth is most useful when leasing sits inside broader finance transformations or statutory reporting cycles.

Nexia International stands out as a coordinated global accounting and advisory network that can serve leasing accounting needs across multiple countries. Core capabilities include IFRS and US GAAP advisory support for lessee and lessor accounting, lease modification analysis, and disclosure readiness for relevant standards. Teams typically provide risk-focused documentation support for control design and audit support activities tied to lease data. Engagements can align with both operational finance processes and technical reporting requirements for real estate and equipment portfolios.