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Sage Investment Counsel
Sage Investment Counsel traces to 1989, when Dirk Calvin — then an investment consultant for notable Tennessee corporate plans — co-founded the predecessor...
Sage Investment Counsel
Sage Investment Counsel traces to 1989, when Dirk Calvin — then an investment consultant for notable Tennessee corporate plans — co-founded the predecessor firm Mabry-Calvin LLC. Renamed Sage in 2020, the Franklin-based registered investment adviser carries the original co-founder's relationship with John Michael Denney into a multi-generational team that now includes Calvin's son Jackson and attorney Jonathan Henderson. No public wealth origin is claimed; the firm's narrative rests on the longevity of its principals' collaboration, which began on Nashville radio and later through the local American Association of Individual Investors chapter. The firm constructs and manages portfolios directly for high-net-worth individuals, pensions, profit-sharing plans, trusts, charities, and businesses. Its disclosed investment services span retirement planning, asset allocation, active and passive diversification, cost and expense analysis, tax-efficiency analysis, and trust portfolio management. Sage operates four branded advisory programs: Watch Dog for ongoing monitoring, YEP for younger investors, MAGI for income-focused accounts, and a Specialty Portfolio Program for concentrated or thematic exposures. Sage lists four named professionals. Co-founders Dirk Calvin and John Michael Denney together bring roughly 80 years of combined experience across Dean Witter, Morgan Stanley heritage firms, and shared radio and educational platforms. Jackson Calvin, a University of Tennessee finance graduate and former student ministry president, serves as a registered investment adviser representative. Jonathan Henderson, a lawyer, joined in 2006 and focuses on wealth management and financial consulting with an emphasis on fewer, deeper client relationships. The firm remains a single-office practice in historic Franklin, with no secondary offices or disclosed adjacent foundations, club memberships, or operating businesses. In 2020, the entity formally rebranded from Mabry-Calvin LLC to Sage Investment Counsel LLC, reflecting its RIA registration with the U.S. Securities and Exchange Commission. Sage's structure diverges from asset-gathering RIAs by deliberately capping client headcount in favor of relationship depth. Jonathan Henderson's stated bias toward a concentrated client base and the firm's framing of fiduciary duty as "sacred" position it as a high-touch, partnership-style practice rather than a scalable platform.
General information
Firm type
Bank / Wealth / Trust
Year founded
1989
Location
Region
North America
Country
United States
City
Franklin
Corporate office
Franklin, TN, United States
Principals
Dirk Calvin
Co-founder
Jackson Calvin
Registered Investment Adviser Representative
John Michael Denney
Investment Adviser
Jonathan H. Henderson, J.D.
Wealth Management and Financial Consultant
Frequently asked questions
Who runs investment decisions at Sage?
Dirk Calvin and John Michael Denney lead investment decisions, drawing on a working relationship that began over 35 years ago on Nashville radio. Calvin's career began at Dean Witter in 1984, while Denney started in 1979 at a firm later merged into Morgan Stanley. The pair co-hosted 'Money Talk' on WLAC and led the Nashville chapter of the American Association of Individual Investors. Jackson Calvin and Jonathan Henderson operate as registered representatives and consultants rather than separate decision-makers.
How does Sage source its client relationships?
The firm has not publicly described a formal client-acquisition model, but Jonathan Henderson's profile explicitly favors developing close-knit client relationships over building a large client base. The principals' long-standing Nashville-area ties — through radio, the local AAII chapter, and multi-decade Tennessee residency — suggest a predominantly referral-driven and community-embedded source of high-net-worth and institutional clients.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
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