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Liam Brenner

Liam Brenner

Partner - Finance and Operations



  • Finance & Accounting


  • CFO


  • Boston

Liam Brenner

Partner - Finance and Operations

Liam Brenner is a TechCXO partner and C-Level executive with experience and focus on middle-market and early-stage companies in the dynamic state of rapid growth or financial distress. For more than 20 years, he has consistently delivered exceptional results as a CEO, CFO, and COO for both client companies and owned or started ventures. Liam’s skills involve all phases of corporate stewardship:

  • Cash management and forecasting
  • Financial modeling
  • Business development & strategic relationship management
  • Sale strategy creation and implementation
  • Full P&L leadership success
  • Full cycle M&A, including positioning and marketing, negotiation, and execution
  • Board-level strategic development and decision making

During his distinguished career, Liam has held the following leadership positions:

Advisor to the CEO, The Ventilator Project – This non-profit organization was created to develop FDA approved low-cost ventilators for middle-income countries specify in light of COVID. With over 200 unpaid volunteers and less than $150K in donations, ventilators near FDA approval under EUA guidelines. Post approval goals include finalizing distribution agreements with Mexico and Turkey, and funding a lean organization to support distribution.

Head of Finance | (Acting) Head of People, Haven – Founded by Amazon, Berkshire, and JP Morgan Chase, this healthcare venture’s goal is to improve the outcomes, and quality of experience and reduce the cost of health care for all employees of the three companies. Organization touched all aspects of the health care experience. Liam held full responsibility for planning, budgeting and securing funding from foundering organizations while reporting to the board. His responsibilities included negotiation of material contracts and working with clinical leads in execution. As Acting Head of People during the critical buildup of staff, he held responsibility for both HR and recruiting. He established structure and process for benefits & compensation, reviews and retention, and exceeded expectations for metrics on hiring, engagement, and retention.

He has also served as Founder and CEO of Ruckus Sports, an innovator in the mass participatory industry. Ruckus Challenge was awarded the Top Obstacle Race Under 10k. He also was Co-founder of Experience Sports, a Boston-based event production company founded to purchase distressed sporting events, including its flagship property, Denver Marathon, winning the honor of Runners World Magazine Top 10 marathons. He managed all areas of P&L and staff, including operations, marketing, and sales. Liam also was a Managing Member for Cypress Capital Partners, the largest niche buyer of consumer bankruptcies in the U.S. He was CFO of Altair Avionics, which was sold to United Technologies. He began his career with Matson, Driscoll & Damico as a staff accountant and Ernst & Young as a Senior Accountant for the Technology, Communications & Entertainment Group, which was focused on pre-IPO and venture-backed companies.

As a TechCXO partner, Liam’s assignments have included CFO of a telehealthcare company, which provided telepharmacy services primarily to Medicare populations. The firm had 10 million lives on its platform. He also served as CFO for Humatics, Inc., a Boston robotics-focused hardware/software start-up that recently closed a Series A funding round. He served as CEO for a SaaS-based health-tech software company and an advisor to Iraq Telecom Company. With the destruction of critical infrastructure by ISIS, he was engaged to develop a restructuring plan to stabilize the organization. In under twelve months, he dramatically improved margins, bottom line, and balance sheet liquidity while adding redundancy to key systems in a dynamic environment.

Liam has an MBA from Babson College‘s F.W. Olin Graduate School of Business. He also received his BS in Accounting from Babson.

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