Sara Mattern

Associate - Washington, D.C. , Boston

Sara Mattern
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Contact Information

Washington, D.C.
202.261.7389

Boston
617.832.1280

202.785.6687

smattern@foleyhoag.com Download vCard

Education:

  • Boston College Law School, J.D., cum laude, 2013
  • Georgetown University, B.S.F.S., cum laude, 2008

Languages:

Spanish

Representative Experience

Renewable Energy Project Finance

  • Represented Soltage, LLC in a $250 million partnership with Harrison Street to fund solar and other clean energy infrastructure assets developed by Soltage.
  • Represented Spring Lane Capital in investments in distributed waste water and composting infrastructure investments 
  • Represented AEGON USA Realty Advisors (an affiliate of Transamerica) in connection with tax equity investments in North Carolina solar portfolios totaling 100MW and 30MW, respectively
  • Advised a sponsor equity investor in its investment in a portfolio of over 30MW of wind and solar PV
  • Advised solar developers and investment managers in multiple acquisitions of solar project portfolios
  • Represented Soltage, LLC in equity financings to leverage state and federal tax credits for renewable energy development
  • Represented Soltage, LLC in connection with a $140 million equity capital partnership with Basalt Infrastructure Partners LLP and various joint ventures, project acquisitions, tax equity and back leverage financings, and other financing transactions
  • Represented Greenwood Energy, a division of a diversified family-owned business, in US solar financing activities, including hybrid construction and permanent lending facilities, tax equity financings and back leverage lending facilities
  • Advised GoldenSet Capital Partners in connection with $50 million sponsor equity and tax equity investments for a portfolio of Massachusetts solar projects
  • Advise sponsors and developers in back leverage debt financings of solar assets

Venture Financings

  • Counsel biofertilizer company in $10 million Series Seed-1 financing
  • Represent Prime Impact Fund as lead investor in Clean Crop Technologies, Inc. Series Seed Financing
  • Represent NODAR Inc. in $2.7 million Series Seed Financing 
  • Advised Energetic Insurance in its initial $2.5 million Series Seed financing
  • Counsel KnipBio, Inc. in venture financings and strategic collaborations
  • Represent Vergent Bioscience, Inc. in $11 million Series A financing
  • Represented clean agriculture tech company in $5 million Series Seed financing
  • Represented Tank Utility, Inc. in multiple equity financings
  • Represented Recorded Future, Inc. in multiple venture financings, including $25 million Series E round
  • Counseled a leading residential energy efficiency provider in multiple equity financings
  • Represented Altaeros Energies, Inc. in a Series A financing led by Softbank Corp.
  • Advised CutisPharma, Inc. in a $20 million equity financing
  • Represented early stage cleantech, technology and life sciences companies in equity and debt venture financings

Mergers & Acquisitions

  • Represented Recorded Future, a threat intelligence company, in its sale of a controlling interest in the company valued at $780 million to Insight Partners
  • Advised 7AC Technologies, a developer of ultra-high efficiency HVAC systems, in its sale to Emerson Electric
  • Represented Sun Catalytix in sale to Lockheed Martin
  • Advised Alere Inc. in its $600 million sale of Alere Health, LLC to Optum
  • Advised multiple public companies in acquisitions of venture-backed technology companies
  • Represented Quantia, Inc. in its sale to Physicians Interactive, Inc.
  • Advised a U.S. based developer of gas-to-liquid projects in their sale of the company to Velocys plc

Honors

  • Ranked by Venture Capital Journal as one of venture capital's 40 rising stars (2021) 
  • Greater Boston Chamber of Commerce, Women’s Leadership Program: 2018-2019 

Involvement

  • Greentown Labs, Advisory Board Member
  • SeaAhead, Advisory Board Member
  • Women’s Bar Association, Member
  • New England Women in Energy and the Environment, member
  • Boston Bar Association, Member
  • Foley Hoag Foundation, Grant Proposal Reviewer
  • Cleantech Open, Judge
  • Women’s Energy Network, Member, Boston chapter
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Bar Admissions

  • Massachusetts