Summit Partners adds new MD for London team

Summit Partners has named Matthias Allgaier as a managing director at its London office. Allgaier will join Summit’s London-based team. Previously, Allgaier worked at H.I.G. Capital Europe where he served as a managing director.


BOSTON, MA, AND LONDON, UK – Summit Partners, a global growth equity investor, today announced the addition of Matthias Allgaier as the firm’s newest Managing Director. Matthias will join Summit’s London-based team.

“We are thrilled to welcome Matthias to our team,” said Scott Collins, a Managing Director in Summit’s London office. “His deep knowledge and expertise in working with growth stage companies will strengthen our Europe-focused investment efforts. We’re very much looking forward to working with him.”

Mr. Allgaier brings more than 20 years of investment experience. Prior to joining Summit, Matthias was a Managing Director with H.I.G. Capital Europe where he focused on investing in the technology and business services sectors. During his eight years with H.I.G., he served on numerous boards including Duales System Deutschland, Fibercore Ltd, AR Metalizing, International Schools of Europe, The Engine Group and VNU Media, and he currently serves on the board of FNZ Ltd. Mr. Allgaier began his career with General Atlantic Partners and Apax Partners. He is a German national and earned an MBA from Mannheim University and a DBA from Karl Franzens University.

Marty Mannion, Summit’s Chief Investment Officer, added, “We have been investing in Europe for more than fifteen years, always with the goal of being the growth equity partner of choice for industry-leading companies. Matthias’ strong industry knowledge and business acumen complements our existing team and will further enhance our ability to support Europe-based entrepreneurs. We are excited to welcome him to Summit.”

About Summit Partners
Founded in 1984, Summit Partners is a growth equity firm that is currently investing more than $6.5 billion into equity and fixed income opportunities. Summit has invested in more than 400 companies in technology, healthcare and other growth sectors. These companies have completed more than 135 public offerings, and more than 150 have been acquired through strategic mergers and sales. Notable European companies financed by Summit Partners include 360T, Acturis, Avast Software, Flow Traders, Jamba!, Ogone, SafeBoot, and Web Reservations International. Summit maintains offices in North America and Europe and invests in companies around the world. For more information, visit or follow on Twitter at @SummitPartners.