Real Estate Investment and Capital Markets Services for Developers.

Our mission is to bring capital solutions to great projects and solve challenges that hinder value creation for investors.

What We Do

Our expertise covers all aspects of real estate capital investment banking advisement, development, portfolio management, acquisitions and capital markets transactions. We provide analysis and development management and handle tasks and operations behind the scenes as well as interacting directly with clients or customers.

Investment Banking & Capital Markets

We attract capital to the ideas of great developers and operators:

  • LP / Co-GP Equity
  • Bank & Stretch Senior Debt
  • Structured Capital
  • Emphasis on development / land
  • Urban MU, condo, multifamily, & BTR

Development Management

We lock arms with companies to prepare them for institutional investment:

  • Market Analysis & Thesis Formation
  • Site Selection & Project Due Diligence
  • ​Sponsor / Manager Due Diligence​
  • Development Modeling – mixed use / single use

Technical & Advisory

We handle essential back-office admin for SMEs, projects, & funds:

  • ​Fractional / Interim CFO
  • ​On-Demand Finance Team / Analyst / CPAs
  • Corporate & Portfolio Modeling
  • ​Executive Dashboards & Board Decks

Meet the Team

Jeff Mayo

Partner, Investment Banking & Advisory.

Jeff Mayo brings over a decade of professional finance, acquisitions, and development experience, overseeing real estate transactions exceeding $2 billion across various asset classes. Previously, as Senior Vice President at StoryBuilt in Austin, TX, he spearheaded JV and debt placements, evaluating opportunities in key markets like Austin, Dallas, Denver, and Seattle. Earlier, at KABR Group, a multi-strategy programmatic JV platform, Jeff managed cradle-to-grave investments totaling around $3 billion. He holds a CPA license since 2017 and earned a BA, cum laude, from Roanoke College. Jeff, along with his wife and six children, resides in Fort Worth, TX.

Alex Kaczmarski

Partner, Accounting,
Tax & Advsiory

Alex Kaczmarski brings 30 years of auditing and financial reporting experience, holding various roles from junior to executive levels. As Senior VP at StoryBuilt in Austin, TX, he managed financial reporting, treasury, and tax, and led initiatives like software implementation and corporate leases. Previously, he served as CFO for Palisades Group, CAO for CapRidge Partners, and AVP & Controller for Walton Street Capital. Alex is a licensed CPA with a BA from UT Austin, residing in Austin with his wife and two children.

Haleigh Cooper

Senior Associate & Junior Partner

Haleigh Cooper has four years of experience in finance and real estate development, including involvement in approximately $1 billion of transactions. Previously at StoryBuilt in Austin, TX, she focused on debt financing. Before that, she interned at LemiShine, working on new product development and AR/AP analysis. Haleigh holds a Bachelor of Science in International Finance and Economics from Texas Tech University, a Professional Paralegal Certification from the University of Texas at Austin, and is a CMA Exam candidate. She resides in Arlington, TX, with her Mastiff mix, Oscar.

Brands Who Trust Brain

Client Testimonial

“Brain has been the most knowledgeable group we've dealth with in the land space and that makes us want to work with them”
Paul Grohman
Gromax Development
“Good communications, timely delivery, expert knowledge. Simply put — A pleasure to work with”
Jason_Merchey Small
Jason Merchey
Private Investor
“Brain helped us for 8 months ranging from asset management, CFO work, and preparing financial modeling for lender negotiations in advisory capacity.”
Elisa_Zhang Small
Elisa Zhang
Amplitude Equity

Brain Mitigates Your Greatest Risks:

Failure to Capitalize & Unpreparedness