The Triantan Ventures LLC Team
At Triantan Ventures LLC, our team embodies a wealth of expertise and strategic vision, driving our mission to unlock potential in small to mid-sized companies and real estate investments. With a commitment to excellence and hands-on management, our team is dedicated to delivering exceptional results and fostering sustainable growth. Meet the seasoned professionals who are at the helm of our success.
Geoffrey Adaire
Founder, Chief Executive Officer
Geoff is a 40-year veteran in commercial real estate, specializing in asset management, property management and leasing, tenant representation, and development. He has managed large, institutionally-owned office properties, structured complex ownership and lease holdings, led high-level client relationship management efforts, and co-founded two companies.
In 2023, Geoff took over the management of Triantan CCC (TCCC), the firm’s first acquisition. TCCC is a full-service company located in suburban Chicago, focusing on cybersecurity, data backup (BCDR), and cloud-based security and software solutions.

Tenure
- Springbank Capital Advisors, Co-founder; President – Springbank Commercial
- Savills, Inc., Midwest Market Head
- Lincoln Property Company, Director of Leasing – Chicago
- Fifield Companies, Asset Management Head
- LaSalle Partners Asset Management Group
Accomplishments
- Directly Managed over 5,000,000 Square Feet of Primarily Class A Office Property
- 15,000,000 Square Feet of Ownership and Lease Transactions with Value in Excess of $4B
- Asset Management Relationships with Prudential, Carlyle Group, Whitehall/Goldman Sachs, CalPERS
Education
- J.L. Kellogg Graduate School of Management, Master of Management – Finance and Marketing
- Southern Methodist University, Bachelor of Arts – Economics and History
Personal
- He’s married, has two grown sons, and lives in Greensboro, GA.
Alexander Adaire
Director
Alec is a director at Triantan Ventures LLC, responsible for financial modeling and market research, supporting all aspects of the acquisition, underwriting, and project management process, as well as supporting the firm’s investor and client management efforts. In addition to his work with Triantan Ventures LLC, Alec is the Network Operations Center Manager of the Firm’s full-service IT company, Triantan CCC. At TCCC, he manages the activities of all the company’s IT engineers heads all Client Services efforts and works with Accounting to generate monthly financial reports.

Previous Experience
Intern at Savills-Studley
- Worked with the Structured Finance Team
- Modeled CMBS and On-Book Office Loans for Lease Restructuring
- Analyzed Sale/Leaseback Opportunities in Midwestern Markets
Intern at Blue Pay
- Engaged in Direct Sales for the Sales & Marketing Team
Education
- Bachelor of Arts in Political Science and a Minor in Business from the University of Texas-Austin
Gary McCullough
Board Member
Gary’s more than 40-year business career has included roles as a Corporate Board Member, Chief Executive Officer, President, and Senior Executive in market-leading consumer and commercial companies

Current Role
- Board Member of TransDigm Group, Inc. (NYSE: TDG)
- A $3.7 Billion Company in Aerospace Component Development and Manufacturing
- Investor and Advisor to Various Private Entities
Professional Experience
- CEO and Board Member, ARI Packaging, Inc.
- Provided Co-Manufacturing, Packaging, and Logistics Services
- Sold to Menasha Packaging in September 2017
- President and CEO, Career Education Corporation (CEC)
- Led a $2.0 Billion Publicly Traded Company for 4.5 Years
- President, Abbott Laboratories’ Ross Products Division
- Oversaw a $3.5 Billion Division
- Senior Vice President-Americas, Wm. Wrigley Jr. Company
- 13 Years Performing Brand Management Roles, Procter & Gamble Company
Military Service
- Served 5 Years in the United States Army as an Infantry Officer
- Rose to the Rank of Captain
Board of Directors Experience
- Board of Directors, the Sherwin-Williams Company (NYSE: SHW)
- Served Approximately 10 Years
- Elected to the Audit Committee in 2002
- Named Audit Committee Chairman from 2011
Civic and Philanthropic Board Involvement
- Currently Serves on the Board of Trustees, Rush University Medical Center, and the Academy for Urban School Leadership
- An Organization Committed to Turning Around Chicago Public Schools’ Worst-Performing School
- Past Member of the Economic Club of Chicago, the Commercial Club of Chicago, and the Chicago Club
- Former Boards: Executives Club of Chicago, Association of National Advertisers, Keep America Beautiful
- Named by Black Enterprise Magazine as One of the “100 Most Powerful Executives in Corporate America” in 2005 and 2009
Education
- Bachelor of Science in Business, Wright State University
- Master’s in Business Administration, Northwestern University’s J.L. Kellogg Graduate School of Management
Personal
He and his wife, Kim, reside in Oak Park, IL, and are the parents of three.

