Capital markets · Legal engineering · Digital infrastructure

Turning legal complexity into executable capital markets infrastructure.

McGonagle Advisory helps financial institutions, FMIs and technology firms translate legal, collateral and digital-asset requirements into product architecture, operating models and credible delivery plans.

Professional experience

  • Tokenovate
  • ISDA
  • Deutsche Bank
  • Morgan Stanley
  • Allen & Overy

All logos and trademarks are the property of their respective owners and are used for identification of professional experience only.

Upstream advice before critical design, investment and delivery decisions.

McGonagle Advisory sits upstream of implementation, helping clients decide what should be built, how it should be structured, and whether it can withstand legal, operational and institutional scrutiny.

Capital markets depth Deep derivatives, collateral and market-infrastructure expertise across institutional products and workflows.
Legal, product and technology bridge Experience across ISDA, global banks and financial technology, with practical understanding of CDM, tokenisation, smart contracts and computable contracts.
Independent design judgement Clear challenge where legal, product, commercial and engineering teams need one design authority.

Typical scenarios I help with.

I help clients turn difficult legal, collateral, digital-asset and market-infrastructure questions into product architecture, operating models and executable delivery plans.

Tokenised collateral and settlement credibility

Assessing whether a proposed collateral or settlement model is legally, operationally and commercially credible.

Legal terms into product requirements

Translating rights, obligations and lifecycle events into product requirements, workflows and system logic.

Smart contract and workflow review

Reviewing computable contract, smart contract or workflow designs before client, investor or regulator engagement.

Documentation-to-data operating models

Designing operating models using CDM, legal engineering and governance controls.

Roadmaps for digital asset infrastructure

Turning digital asset, collateral or market infrastructure strategies into credible product and implementation roadmaps.

Independent design authority

Providing challenge where legal, product, commercial and engineering teams need a common architecture.

Founder-led advisory across strategy, legal engineering and product architecture.

Engagements are scoped around specific design questions, decision points and senior stakeholder needs.

Strategic advisory

For boards, executives, investors and senior teams.

Assessing digital asset, collateral, smart contract and market infrastructure opportunities before major strategic, commercial or investment commitments are made.

Typical outputs Executive briefings, strategy papers, market-structure analysis, product direction.

Legal engineering and product architecture

For firms turning legal and operational requirements into executable designs.

Converting legal documentation, market standards, lifecycle events and operating requirements into product designs, workflows and executable specifications.

Typical outputs Product architecture, operating models, documentation-to-data mapping, workflow specifications.

Independent design review

For teams needing senior challenge before committing.

Reviewing a product direction, client engagement, regulatory discussion, investment decision or implementation programme before it becomes expensive to change.

Typical outputs Design reviews, risk assessments, challenge papers, client or investor-readiness reviews.

McGonagle Advisory is not a law firm, software vendor or staff-augmentation provider. Its role is to provide independent strategic, legal-operational and product-architecture advice before and during critical design decisions.

Practical engagement formats for senior teams.

Engagements can take the form of focused decision support, structured diagnostics or ongoing senior input into live programmes.

Portrait of Ciarán McGonagle

Founder-led by Ciarán McGonagle, a capital markets lawyer and product leader.

I have worked at ISDA, leading global financial institutions and financial market infrastructure providers, focused on the legal, operational and technological foundations of digital assets, smart derivatives contracts, tokenisation and computable financial-market workflows.

Relevant experience

  • Former Assistant General Counsel, ISDA — led work across smart derivatives contracts, digital asset documentation and legal data standards.
  • Chief Legal & Product Officer, fintech infrastructure — directed product architecture for tokenised financial instruments and automated collateral workflows.
  • Former Deutsche Bank, Morgan Stanley and Allen & Overy — experience across global financial institutions and capital markets legal practice.

Industry leadership

  • Chair, FINOS CDM Tokenised Assets Working Group & Smart Contracts Taskforce
  • Global Digital Finance Executive in Residence
  • LexisNexis Banking & Finance Consulting Editorial Board

Industry acknowledgements

  • RegTech Insight Awards Europe, 2026 – Best Post-Trade Solution (Tokenovate)
  • The Lawyer Hot 100, 2025
  • Financial Times Innovative Lawyers Award, 2019 – Innovation in Legal Expertise (ISDA)

Discuss a potential mandate.

Initial discussions are used to assess fit, scope and timing for potential engagements. Please get in touch where there is a clear potential mandate involving tokenisation, smart contracts, collateral, settlement or market infrastructure.