Allianz and Rokstone announce five year agreement for Commercial business

Press release | April 1, 2025

Rokstone, the Aventum Group’s international (re)insurance MGA, today announced a five-year capacity arrangement with Allianz Commercial, with Allianz agreeing to further expand its existing relationship with Rokstone across a range of Commercial insurance lines.

The agreement has been made via Allianz Global Corporate & Specialty SE (AGCS), following a series of successful individual capacity agreements established with Rokstone over the last four years, covering target business for Allianz internationally, ranging from Marine and Aviation to Property and Alternative Risk Transfer. Both companies have agreed to collaborate over the period to develop existing programs and new opportunities through Rokstone’s MGA platform, with a particular focus on Specialty business such as Natural Resources, Construction, and Marine.

Ian Anson, Global CEO of Rokstone, comments: “We are thrilled to make this announcement today.  We’ve enjoyed a long and successful collaboration with Allianz. Specialty underwriting, agility and technological disruption are at the heart of our culture, whilst Allianz is unquestionably one of the finest insurance brands in the world with market-leading ratings, global reach and deep underwriting expertise. I strongly believe that the strengths of our organisations complement each other, and will benefit both parties greatly.”

Vanesa Maxwell, Allianz Commercial’s Chief Underwriting Officer, adds: “With the extension of our collaboration with Rokstone, we want to underline our commitment to targeted expansion in Commercial and Specialty insurance on a global level. We are pleased to be working with such a capable partner as Rokstone to deliver exceptional service to our clients worldwide.”

Rokstone is one of the world’s largest Speciality (Re)Insurance MGAs, with offices in the UK, Europe, USA, Asia, Africa and the Middle East. It is a leading Specialist MGA serving the needs of international (re)insurance brokers in the specialty lines business.  It currently underwrites USD 1.1bn GWP in several Specialty lines including Property, Casualty, Power Generation, Marine, Aviation, Warranty, Credit & Surety Treaty, Agriculture, Construction & Engineering, A&H and Liability.  

Philipp Keirath
Head of Media Relations
SJ Wrigley
Spotlight Consulting
Rokstone is the International Speciality (Re)Insurance MGA, part of the Aventum Group. Aventum is a one of the world’s leading and fastest growing independent Specialty insurance groups, trading more than USD 1.86bn GWP annually, with 17 offices globally. Through its international (Re)Insurance Broking arm Consilium, and its global MGA operation, Rokstone, it offers clients a range of specialist and niche solutions in all lines of Property & Casualty (re)insurance globally.

Allianz Commercial is the center of expertise and global line of Allianz Group for insuring mid-sized businesses, large enterprises and specialist risks. Among our customers are the world’s largest consumer brands, financial institutions and industry players, the global aviation and shipping industry, as well as family-owned and medium enterprises, which are the backbone of the economy. We also cover unique risks such as offshore wind parks, infrastructure projects or film productions.

Powered by the employees, financial strength, and network of the world’s #1 insurance brand Allianz, as ranked by Interbrand, we work together to help our customers prepare for what’s ahead: They trust us to provide a wide range of traditional and alternative risk transfer solutions, outstanding risk consulting and multinational services as well as seamless claims handling.

The trade name Allianz Commercial brings together the large corporate insurance business of Allianz Global Corporate & Specialty (AGCS) and the commercial insurance business of national Allianz Property & Casualty entities serving mid-sized companies. We are present in over 200 countries and territories either though our own teams or the Allianz Group network and partners. In 2025, the integrated business of Allianz Commercial generated around €17,3 billion in gross premium globally.

As with all content published on this site, these statements are subject to our Forward Looking Statement disclaimer:
Keep up to date on all news and insights from Allianz Commercial