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Darrin Kasteler
ResearchedAngel Investors

Darrin Kasteler

Chief Investment Officer

Angel InvestorsSeed Round
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At a glance

Full Name
Darrin Kasteler
Title
Director (board member); previously Chief Investment Officer of The Agnew Company
Firm
The Agnew Company
Firm Type
Single-family office / private investment management company (not a conventional angel or seed fund)
Investment Stage
The firm's private-equity mandate targets lower-middle-market companies, not seed-stage startups (see note in Investment Thesis)
Check Size
Private equity: lower middle market with $20M+ revenue and $3M+ EBITDA; commercial real estate deals of roughly $10–40M
Target Company Profile
Established, profitable lower-middle-market enterprises with best-in-class management, multiple growth drivers, and conservative capital structures
Sector Focus
Timberlands, commercial real estate (office, industrial, multifamily), private equity, and public securities
Geographic Focus
Western United States / Pacific Northwest
Location
Vancouver, Washington (firm HQ: 7600 NE 41st Street, Suite 110, Vancouver, WA 98662)

Background

Darrin Kasteler is a longtime executive and board member of The Agnew Company, a fifth-generation single-family office based in Vancouver, Washington. The Agnew enterprise traces its roots to Samuel A. Agnew, who joined the Eastern Railway & Lumber Company ("The Eastern") in 1903 and acquired control in 1920. After the family sold its distribution business in 2012, the proceeds were reinvested to form today's family office, which manages a broadly diversified portfolio across natural resources, real estate, private equity, and marketable securities, alongside the Agnew Family Foundation. Kasteler is connected to the founding family through his marriage to Jennie E. Agnew Kasteler.

Kasteler holds a background in finance and business management and graduated from Brigham Young University, where he studied International Relations and Japanese. Public records from 2014 identified him as the Chief Investment Officer of The Agnew Company. The firm's current published team page lists Thomas Kim, Ph.D., CAIA, as President & Chief Investment Officer, and lists Kasteler among the company's Directors/board members, indicating his role has shifted from day-to-day CIO to a governance and stewardship capacity. Business-data aggregators variously list his title as Vice President or Director.

Beyond his investment work, Kasteler has held significant community and church leadership roles; he was called as President of the Gig Harbor Washington Stake of The Church of Jesus Christ of Latter-day Saints in early 2014, and the firm notes he "serves in leadership capacities on several boards and committees."

> Note on the source stub: The stub data characterized Darrin Kasteler as an "Angel Investor" writing "Seed Round" checks. Research does not support this. The Agnew Company is a single-family office whose stated private-equity strategy targets established lower-middle-market companies ($20M+ revenue, $3M+ EBITDA), not seed-stage startups. Founders should treat the "angel/seed" label with skepticism.

Investment Thesis & Focus

  • Family-office capital, not startup angel checks. The Agnew Company deploys "patient, but active" capital with a stewardship mentality and a long-term strategic view, describing itself as a five-generation family enterprise.
  • Private equity in the lower middle market. Stated criteria: minimum ~$20M revenue, $3M+ EBITDA, a preference for Western U.S. deals, and flexible transaction structures. The firm seeks to act as "lead partner or key investor."
  • Diversified across four asset classes: timberlands, commercial real estate, private equity, and public securities (public holdings managed via partners such as Vanguard and PIMCO).
  • Commercial real estate: office, industrial, and multifamily assets, deal sizes ~$10–40M, Western U.S. preference, flexible structures.
  • What makes them say yes (per their own words): "long-term opportunities that have sustainable profitability, best-in-class management, multiple growth drivers and a [conservative] capital structure."
  • Relationship-driven. The firm emphasizes "the importance of relationships" and a long-term partnership orientation over transactional deal-making.

Notable Investments

  • No specific portfolio companies or funds are publicly disclosed on The Agnew Company's website. The firm's investments are held through a private single-family office and are not individually named on its public pages.
  • Portfolio-level data is referenced by PitchBook (profile: pitchbook.com/profiles/investor/65428-66), but the underlying deal list is behind a paywall and could not be verified from primary sources.
  • Publicly, the firm characterizes its holdings only at the asset-class level: timberland, commercial real estate, private equity, and public securities across the Western U.S.

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