Built by the industry.

Born from construction, geared for AI.

Portrait of Andrew Lindsey, Founder and CEO of Flexnode.

Andrew Lindsey

Founder & CEO

Director of Applied R&D and Board Member at Alpha Corporation, a top-50 ENR engineering and construction management firm.


Andrew is a three-time technology founder across hardware and software, as well as an active investor, board member, and strategic advisor in the AEC industry.

Portrait of Bob Mazer, Co-Founder and CSO of Flexnode.

Bob Mazer

Co-Founder & CSO

Partner at Vinson & Elkins and a four-decade leader in infrastructure strategy. Robert built the firm’s Telecommunications Practice into an industry authority, founded five technology ventures with more than $20 million deployed, and helped develop a next-generation construction accelerator.


A 2024 BuiltWorlds Maverick Award recipient, he brings deep expertise across infrastructure systems, from subsea cable to the built environment.

Portrait of Patrick Jeffs, Chief of Staff at Flexnode.

Patrick Jeffs

COS

Patrick brings more than 20 years of experience in organizational behavior, leadership, operations, finance, and people strategy.


A five-time founder with one exit, he has built organizations and operating systems that help teams execute at scale.


Patrick is also Co-Founder and former CFO of the North Carolina Center for Resiliency, which he helped build and exit, and serves as Affiliate Faculty in UNC Executive Development.

Portrait of Nic Rader, Chief Operating Officer of Flexnode.

Nic Rader

COO

A licensed architect with an MIT Master of Architecture and NCARB certification, Nic has led major design and delivery programs around the world. As Global VP at WeWork, he led 240 professionals across 10 countries and delivered $420 million in projects, building one million square feet per month.


He also led Snøhetta’s San Francisco office, contributing to landmark projects including SFO Terminal 1, the 9/11 Memorial Museum Pavilion, and NC State’s Hunt Library.

Portrait of Zak Kostura, Chief Growth Officer of Flexnode.

Zak Kostura

CGO

Zak is a licensed professional engineer, MIT Master of Engineering graduate, and Adjunct Professor at Columbia GSAPP.


During 21 years at Arup, he became Project Director and Head of Digital Services for the Americas, leading complex, mission-critical work across disciplines.


His portfolio includes New York City’s $1.4 billion Fulton Center, Mexico City International Airport, and China Resources Tower.

Portrait of Tony Hall, Chief Product Officer of Flexnode.

Tony Hall

CPO

Tony is a systems and preconstruction executive with expertise spanning electrical engineering, critical infrastructure, and large-scale project delivery.


At Clark Construction, he led Western Region preconstruction for MEP and fire protection systems across design-build, design-bid-build, and public-private partnership projects.


His experience includes work for Digital Realty, Google, and Meta, and he is a recipient of a $3.5 million DOE ARPA-E grant.


Tony holds engineering degrees from Columbia and Stanford and is a licensed PE, PMP,

and LEED AP.

Tony is a systems and preconstruction executive with expertise spanning electrical engineering, critical infrastructure, and large-scale project delivery.


At Clark Construction, he led Western Region preconstruction for MEP and fire protection systems across design-build, design-bid-build, and public-private partnership projects.


His experience includes work for Digital Realty, Google, and Meta, and he is a recipient of a $3.5 million DOE ARPA-E grant.


Tony holds engineering degrees from Columbia and Stanford and is a licensed PE, PMP, and LEED AP.

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