2100 Larch Lane LLC (Rye Brook)


2100 Larch Lane LLC is a large advisory firm based in Rye Brook. It manages $826.01 million of regulatory assets for 13 client accounts. It has been registered with the SEC as an adviser since 2005 and has operated in the jurisdiction of New York.

2100 Larch Lane provides portfolio management for investment companies and market timing services. It doesn't provide financial planning services to its clients. On top of advisory services, the firm doesn't engage in other business activities.

2100 Larch Lane: assets under management

The assets under management (AUM) of 2100 Larch Lane LLC is $826.01 million, all of which is managed in discretionary accounts. The firm's AUM has grown by 105% since the beginning of its operation, and the company doesn't manage any assets belonging to foreign clients.


The firm manages $826.01 million in discretionary accounts. On average, the discretionary accounts where all decisions are made on behalf of the client hold $63.54 million each.

Fees & Commissions

The advisory firm has several streams of revenue. Clients pay 2100 Larch Lane LLC for their services and products based on a percentage of assets under management and performance-based fees. The adviser charges an additional fee when a set benchmark is outperformed. These fees don’t include brokerage commissions, interest, taxes, and other account expenses.

Careers at 2100 Larch Lane LLC

Joseph Lawrence Demmler has been acting as President since 1 Oct 2005. Thomas Moynihan Turpin joined the executive team most recently as the Director.

Direct owners and executive officers



Name Entity Date acquired Ownership Employer ID
Larch Lane Advisors L.P. Member 1 Sep 2005 75% - 100% 124469
Mark Jurish Ceo 1 Sep 2005 Other 2365816
Diego Javier Orlanski Managing director and vice president 1 Sep 2005 Other 4612546
Raul Guimaraes Managing director and vice president 1 Sep 2005 Other 2975580
Ross Michael Weissman Controller 1 Sep 2005 Other 4612569
Michael Todd Williams Chief legal officer, chief compliance officer 1 Sep 2005 Other 4660251
Mark Alan Jurish Ceo and director 1 Sep 2005 Other 2365816
Lla Holdings Llc Special member 1 Oct 2005 75% - 100% 11-1111111
Joseph Lawrence Demmler Director 1 Oct 2005 Other 1632061
Kevin Martin Hunt Director 1 Oct 2005 Other 856081
William J Landes Director 1 Oct 2005 Other 5068166
Ross Michael Weissman Chief financial officer 1 Apr 2006 Other 4612569
Kenneth Wayne Stemme Director of research 1 Apr 2007 Other 2185463
Thomas Moynihan Turpin Director 1 May 2007 Other 1888979
Linda Tilton Gibson Director 1 May 2007 Other 1754883

Indirect Owners

The SEC currently registers 9 indirect owners.

Name Entity Date acquired Ownership Employer ID
Mark Jurish Ceo 1 Sep 1999 75% - 100% 2365816
Mark Alan Jurish Ceo 1 Sep 1999 75% - 100% 2365816
Om Group (Uk) Limited 100% shareholder of old mutual (us) holdings inc. 1 Jan 2003 75% - 100% foreign
Old Mutual Plc 100% shareholder of om group (uk) limited 1 Jan 2003 75% - 100% foreign
Mark Jurish Limited partner 1 Aug 2003 50% - 75% 2365816
Two American Lane Corporation General partner 1 Aug 2003 Other 06-1362514
Mark Alan Jurish Limited partner 1 Aug 2003 50% - 75% 2365816
Old Mutual (Us) Holdings Inc. 100% member of 2100 capital holdings llc 1 Jul 2005 75% - 100% 04-2714625
2100 Capital Holdings Llc Member of lla holdings llc 1 Oct 2005 75% - 100% 20-3600709

Based in Rye Brook

The principal office where 2100 Larch Lane LLC performs its advisory services is located at 800 Westchester Avenue, S 618, Rye Brook, NY 10573, which is also the mailing address of the firm. An additional office of the firm is in New York, NY. The firm also has an office outside of the United States.

You can reach the main office by calling the phone number 914-798-7600 or by fax 914-251-1200. The normal business hours are 8:30am to 5:00pm on Monday - Friday.