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Millstreet Capital Management LLC

SEC Registered

A disciplined, proven & repeatable investment process within a niche market

Boston, MAhttps://millstreet.com(617) 939-0030
Assets Under Management
$5B–$25B
Year Founded
2010
Employees
14
Office Locations
1 office
Total Accounts
3

About the firm

Millstreet Capital Management LLC is a Boston-based SEC-registered investment adviser founded in 2010. The firm invests on behalf of endowments, foundations, and other institutional investors with the goal to compound superior absolute returns that are uncorrelated to traditional asset classes. Millstreet focuses on exploiting inefficiencies within the small-to-mid cap segment of the High Yield and Leveraged Loan markets.

Firm Focus

Client segments reported on the firm's SEC Form ADV — applies to all advisors at the firm.

Pooled VehiclesPension/Profit Sharing

Areas of expertise

High YieldLeveraged LoansSmall-to-mid Cap CreditDistressed InvestingLong/short CreditFundamental ValueInstitutional Asset ManagementSEC-registered Investment AdviserEmployee Owned

Services

Investing in the small-to-mid cap segment of the High Yield and Leveraged Loan markets, including new issues, the secondary market, and distressed situations, using a fundamental value approach to identify catalyst-driven long and short investment opportunities.

Private funds / alternatives
Hedge

Who they serve

Endowments, foundations, and other institutional investors

Client segmentClientsAssets managed
Pension/Profit Sharing Plans2$5.2B

Leadership

Craig M Kelleher
MANAGING MEMBER, CLASS A
Brian Driscoll Connolly
MANAGING MEMBER, CLASS A
Rebecca Johnson Vail
MEMBER/CHIEF FINANCIAL OFFICER/CHIEF OPERATING OFFICER/CHIEF COMPLIANCE OFFICER, CLASS A
Maps Capital Advisors Llc
GENERAL PARTNER
L.l.c. Atlantic Asset Management
MEMBER
Ronald Warren Sellers
MEMBER/CHAIRMAN/CEO
Llc Montage Investments
MANAGING MEMBER
Llc Mariner Holdings
MANAGING MEMBER
Llc Bicknell Family Holding Company
MANAGING MEMBER
Bicknell Family Management Company Trust
MANAGING MEMBER
Martin Christopher Bicknell
TRUSTEE
William Allen Freeman
TRUSTEE
Montage Alternative Advisors Llc
MEMBER

Office locations

1 office in 1 state
MA
BostonHQ

Regulatory & compliance

CRD number
#161566
SEC Number
801-77000
Disciplinary History
No
Fee Model & Minimums
Model: AUM / Performance-based
Minimum: $1,000,000 (waivable)

Data as of March 30, 2026 · Source: SEC IAPD & FINRA BrokerCheck

Contact Information

Editorial disclosure

This profile was compiled and published by AdvisorFinder as editorial content using publicly available information from the SEC's IAPD database and FINRA BrokerCheck. Millstreet Capital Management LLC has not reviewed, approved, or endorsed this profile and is not responsible for its accuracy. Regulatory records change over time — always verify the current record directly on the SEC or FINRA websites before making any decision.

BrokerCheck data is used subject to the FINRA BrokerCheck Terms of Use. Found something inaccurate? Report inaccurate data and we will correct any error we introduced. Errors in the underlying BrokerCheck record itself are referred to FINRA, which maintains that record.

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