A private investment partnership

Ground-up estates in the
Northeast Valley.

Ironwood Development Partners acquires premium teardown sites in Scottsdale, Paradise Valley, and Carefree, then delivers ground-up custom estates designed for one of the country's most supply-constrained luxury residential markets.

Scottsdale, Arizona Established 2026
The opportunity

A market defined by scarcity, not cycles.

The Northeast Valley (Paradise Valley, North Scottsdale, Carefree) sits on a finite footprint of premium land that cannot be replenished. Three structural conditions converge to support our thesis.

i.

Land scarcity

Established corridors (Silverleaf, Camelback Mountain, Mummy Mountain, Cactus Corridor) operate within finite zoned acreage. New product can only come from teardown and rebuild on existing lots.

ii.

Migration of capital

Sustained inflow of high-net-worth households from California, Illinois, Washington, and Texas continues to deepen the buyer pool for finished luxury residences in the $3M to $10M+ range.

iii.

Mismatch of supply

Build cycles run fourteen to twenty-two months. Buyers seeking architect-led, finished product face thin inventory at every price point above the median.

The market

The numbers behind the thesis.

The submarkets where Ironwood builds are among the most active luxury residential markets in the country — and the data keeps confirming it.

$33.5M
Top Arizona sale of 2025 — a newly built 23,417 sf Paradise Valley estate
$4.8M
Paradise Valley median sale price, March 2026 (+3.3% year over year)
+17.1%
Year-over-year dollar-volume growth in Arizona's $2M+ market
64 days
Phoenix luxury median days on market — 7th-fastest in the nation

Sources: Phoenix Business Journal (Jan 2026) · Redfin (Mar 2026) · Cromford Report (Nov 2025) · Realtor.com (Nov 2025)

Our approach

A disciplined, repeatable practice.

Each project advances through four deliberate phases. Capital is committed deal-by-deal, never speculatively, with a single integrated team accountable from acquisition to delivery.

i. Acquire

Premium lots, often off-market.

We source teardown-eligible homes on premium sites in supply-constrained corridors, leveraging deep brokerage and lender relationships across the Valley.

ii. Deconstruct

Salvage, donate, document.

Salvageable materials are donated to qualified charitable organizations under IRS-compliant valuation procedures, generating meaningful tax efficiency while reducing landfill waste.

iii. Build

Architect-led, in-house GC.

Construction is delivered through Diamond West Construction, our in-house general contractor, providing one accountable team from groundbreaking through delivery.

iv. Deliver

Finished product, qualified buyers.

Completed estates are positioned for the qualified buyer pool actively seeking architect-led, move-in-ready product in the submarkets where we operate.

The deconstruction edge

Where most builders demolish, we donate.

Before ground breaks, the existing home is carefully deconstructed rather than demolished — and its salvageable materials are donated to qualified charities. The result: less landfill waste, and a structural tax advantage repeated on every project.

i.

Acquire an existing home on a premium, teardown-eligible lot.

ii.

A qualified appraiser values the salvageable materials at fair market value.

iii.

Crews carefully dismantle fixtures, cabinetry, lumber, and finish materials.

iv.

Materials are donated to a qualified 501(c)(3), such as Habitat for Humanity.

v.

The ownership entity claims the charitable deduction with full IRS substantiation.

vi.

The site is cleared and the ground-up build begins.

Up to
4×
the charitable deduction relative to the cost of demolition

Every deconstruction is supported by a qualified appraisal, Form 8283 filing, and contemporaneous documentation, with CPA review on every project.

Representative project

A current build, in illustration.

Specific projects are discussed privately. The below is offered as a representative example of the work: single-level estate construction on a premium central-Scottsdale site, currently under development.

Floor plan study · single-level
8,275 sf · single level scottsdale, az

Single-level living, on a premium central-Scottsdale site.

A long, low horizontal mass on a generous lot in the Cactus Corridor, designed to read as a single architectural gesture rather than a stacked vertical statement. The plan organizes around a central great room flanked by a primary suite to the west and a guest wing to the east.

Materials and finishes are selected for longevity over trend. Construction by Diamond West Construction, our in-house GC.

  • TypeCustom estate · single level
  • Total livable8,275 sf
  • Layout5 BR · 5.5 BA · 4-car garage
  • Lot~1.2 acres
  • SubmarketCactus Corridor, Scottsdale
  • StatusUnder development

One representative project. Identifying details, financial terms, and full pipeline are reserved for confidential discussions.

Where we build

Three submarkets. One thesis.

Each corridor is supply-constrained by geography or zoning, each commands a durable new-construction premium, and each draws from a deep, qualified buyer pool.

Cactus Corridor

Bounded by Shea, Thunderbird, Tatum, and Frank Lloyd Wright, the Cactus Corridor pairs deep lots and equestrian heritage with top-rated schools and true Sonoran Desert character. Ironwood targets the corridor for single-level ground-up estates on premium lots.

  • Median price / sf$470
  • Days on market56
  • Appreciation, YoY+17.4%

Paradise Valley

Fewer than 15,000 residents, almost entirely residential, with strict zoning that limits new development. Estates transact at $1,000+ per square foot to buyers arriving from California and New York. Ironwood targets PV for ground-up single-level estates on premier lots.

  • Median sale price$4.8M
  • Median price / sf$970–1,000
  • Top 2025 sale$33.5M

Carefree

Small-town feel, protected view corridors toward Black Mountain, and a community committed to low-density character. Ironwood targets Carefree for desert-character estates in the 4,500–5,000 sf range, where the buyer pool values seclusion, lot size, and architectural distinction.

  • New construction / sf$700–900
  • Appreciation, YoY+15.6%
  • Active inventory~75 listings

Sources: Redfin · Movoto · Phoenix Business Journal · Nov 2025 – Mar 2026

The principals

Three partners. One roof.

Capital strategy, acquisitions, construction, and interior architecture — an integrated team that has spent its career in the Valley.

Patrick Horsman, CFA

Chief Investment Officer

Patrick is the Chief Investment Officer of BNB Plus Corp. (Nasdaq: BNBX) and the founder of Octopus Investments and Horsman Holdings. He has spent two decades building businesses in alternatives: capital raising, hedge funds, private equity, real assets, thematic ETFs, and digital assets.

He has raised more than $15 billion across alternative strategies. Co-founder of Integrated Ag, which sourced and developed roughly 17,000 acres of farmland across Arizona and California for institutional investors, and Crimson Canyon, an institutional AZ real estate platform with ~500,000 sf under development. CFA Charterholder; member of TIGER 21, the Milken Institute, and the Family Office Association. A Scottsdale local since age fifteen.

Ari Schiff

Managing Partner

Ari moved to Scottsdale in 2000 and built his career in mortgage finance at U.S. Capital Mortgage and WJ Bradley before transitioning to direct real estate. He has co-founded and operated Integrated Ag with Patrick (a developer of agricultural land) and Crimson Canyon, an institutional AZ real estate platform.

Across two-and-a-half decades on the ground in the Valley, he has completed 30–40 single-family flips and renovations, multifamily projects, and the rezoning of a 10-acre parcel into eight home sites, sold entitled to a national homebuilder.

Nick Hammond

Developer

Nick is the founder and CEO of Diamond West Construction, a Service-Disabled Veteran-Owned Small Business based in Scottsdale. Diamond West delivers luxury custom homes and high-spec commercial work: cleanrooms, laboratories, SCIFs, and a $35M precision manufacturing facility.

A U.S. military veteran, Nick entered Arizona construction in 2005, oversaw more than $100M in U.S. State Department construction projects worldwide, and returned to Arizona in 2014 to deliver an 18,000 sf, $20M custom estate before founding Diamond West in 2021. Diamond West work carries one-year workmanship, two-year systems, and ten-year structural warranties.

In-house design

Rob Rubin

Interior Architecture · AK Studio

Rob is the founder of AK Studio, a single-source design and fabrication firm based in Phoenix that has served clients since 1980. With more than four decades in interior architecture, spatial planning, and in-house custom fabrication, he controls both the creative design and the physical making of every kitchen, bath, and millwork package.

For Ironwood, Rob leads interior architecture across the portfolio — design and fabrication held in-house alongside Diamond West's construction, so finishes are controlled end-to-end rather than handed to outside vendors.

Inquiries

For qualified investors and partners.

Ironwood Development Partners works with a small, deliberate group of limited partners and operating relationships. We welcome confidential inquiries.

By appointment · Scottsdale, Arizona