Department profile
Sigma7 Business Intelligence

Business Intelligence & Investigations

Litigation Support Guide 2026 : UK-wide

Share profile

Sigma7 Business Intelligence

Chambers Review

Provided by Chambers

Business Intelligence & Investigations - UK-wide

Band 2

What the Team is Known For

Sigma7, formerly known as Alaco, has a long-standing presence in London's business intelligence and investigations market. The firm's disputes practice operates in tandem with its pre-transactional team, allowing clients receiving support on contentious matters to capitalise on insight into developments across markets. The firm has a proven track record for obtaining admissible evidence, witness cultivation and stakeholder mapping in anticipation of litigation.

Notable practitioners

Ambrose Carey is Sigma7's business intelligence executive director and a key contact.

View ranking table

Strengths

Provided by Chambers

  • Sigma7 is highly responsive and discreet, delivering clear, litigation-ready intelligence on complex cross-border matters.

    Business Intelligence & Investigations respondentLitigation Support

  • Sigma7 showed strong analytical judgment in identifying corporate affiliations, financial exposures, and cross-border operational links that were not readily apparent from public records alone. Their responsiveness, professionalism and willingness to tailor their analysis to our specific legal needs distinguished them from other firms we have worked with.

    Business Intelligence & Investigations respondentLitigation Support

  • Sigma 7 is very responsive, commercially-minded and a pleasure to work with.

    Business Intelligence & Investigations respondentLitigation Support

  • Sigma7 presents findings in a clear and thoughtful manner.

    Business Intelligence & Investigations respondentLitigation Support

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership