Business

Main Street Announces Follow-On Investment

Main Street Capital Corporation (NYSE: MAIN) ("Main Street") is pleased to announce that it recently completed a follow-on investment in its existing portfolio company, UBM ParentCo, LLC, doing business as United Business Mail ("UBM" or the "Company"), a leading provider of "marketing mail" commingle services, specializing in optimizing postage, transportation and delivery performance for large-scale mailers. Main Street, along with its co-investor MSC Income Fund, Inc. (NYSE: MSIF) ("MSIF"), ma

articleMsc Income Fund, Inc.April 21, 20263/company/msc-income-fund-inc/news/main-street-announces-follow-on-investment-1
Main Street Announces Follow-On Investment

About this update from Msc Income Fund, Inc.

[{"type":"text","content":"Invests an Additional $15.6 Million in UBM ParentCo, LLC to Support Strategic Acquisition ","length":89,"tagName":"p","attribs":{}},{"type":"text","content":"HOUSTON, April 21, 2026 /PRNewswire/ -- Main Street Capital Corporation (NYSE: MAIN) ("Main Street") is pleased to announce that it recently completed a follow-on investment in its existing portfolio company, UBM ParentCo, LLC, doing business as United Business Mail ("UBM" or the "Company"), a leading provider of "marketing mail" commingle services, specializing in optimizing postage, transportation and delivery performance for large-scale mailers. Main Street, along with its co-investor MSC Income Fund, Inc. (NYSE: MSIF) ("MSIF"), made the follow-on investment in UBM to support the Company's strategic acquisition of a leading national provider of asset-light palletized mail consolidation, mail optimization services, freight brokerage, and warehousing and distribution for business to business, or B2B, and business to consumer, or B2C, customers. Main Street's portion of the investment consisted of an additional $15.6 million first lien, senior secured term debt investment. Main Street and MSIF initially invested in UBM in December 2025.","length":1110,"tagName":"p"},{"type":"text","content":"Founded in 1987, and headquartered in Chicago, Illinois, UBM helps clients improve speed-to-market, visibility and cost efficiency across their marketing mail programs through a nationwide logistics network and commingling services. UBM expanded its transportation and logistics capabilities by acquiring Mystic Logistics, a mail consolidation services and freight brokerage company, in December 2025. The acquisition further expands these capabilities and strengthens its ability to support scalable, reliable mail movement nationwide.","length":536,"tagName":"p"},{"type":"text","content":"ABOUT MAIN STREET CAPITAL CORPORATIONMain Street (www.mainstcapital.com) is a principal investment firm that primarily provides customized long-term debt and equity capital solutions to lower middle market companies and debt capital to private companies owned by or in the process of being acquired by a private equity fund. Main Street's portfolio investments are typically made to support management buyouts, recapitalizations, growth financings, ...

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Main Street Capital Corporationinvestment strategyMain Streetprivate equity fundMSIFportfolio companydebt investmentsUBM ParentCo, LLC