John Halloran - Email & Phone Number

Director at Sierraconstellation Partners

John Halloran is based out of New York City Metropolitan Area and works at Sierraconstellation Partners as Director.

John Halloran's Contact Information

John Halloran's Work email

j*****@sierra***.com

Valid

Latest update

September 18, 2025

Location

New York City Metropolitan Area

John's current employer

Sierraconstellation Partners

Description

SCP is an interim management and advisory firm that provides services to middle-market companies navigating their way through difficult b...

Website

sierraconstellation.com

HQ Location

Los Angeles, California, United States

Number of employees

11-50

Industry

Financial Services

Latest update

April 30, 2024

Read about Sierraconstellation Partners

Frequent questions about John Halloran

What company is John Halloran working for?

John Halloran works for Sierraconstellation Partners.

What is John Halloran's function at Sierraconstellation Partners?

John Halloran is Director at Sierraconstellation Partners.

Where is John Halloran based?

John Halloran is based out of New York City Metropolitan Area.

What is John Halloran's work email address?

John Halloran's professional email address is j*****@sierra***.com

Who are John Halloran's co-workers?

John Halloran's colleagues are Thomas Lynch, Larry Perkins, Bettina Fang, Kevin Santos, Christian Sorensen, Nevin Shetty, David Bitterman, Reece Fulgham, Merv Merzoug, Rebecca Waits, Jim Peters, Jun Song, Bill Partridge, Philip Kaestle, Curt Kroll, Ben Smith, Michael Grant, Mark Nixon, Jordan Meyers, Timothy Bossidy, Isabella Montani, Stefanie Russo, Heather Pergola, SHRM-CP, Kiran Chaggan.

John's co-workers

Thomas Lynch

President and Chief Operating Officer

Larry Perkins

CEO/Founder

Bettina Fang

Vice President of Finance

Chief People Officer | Talent & Culture Practice Lead

Jim Peters

Managing Director & Head of Performance Improvement Practice

Senior Director, Corporate Finance & Restructuring

Office Manager/Sr. Executive Assistant

Heather Pergola, SHRM-CP

Human Resources Generalist

Kiran Chaggan

Talent Acquisition Manager

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