OUR History

A timeline of our company.

Founding

Hayward, CA

Larry McLean opens McLean Steel, later to become JD2, focusing primarily on metal deck installation.

1964

1982

Open Web Steel Joist Installer

McLean Steel expands from metal deck installation and becomes one of the first open web steel joist installers in California.

Design-Build Delivery Method

Provided one of the earliest “Design-Build” project delivery methods with Pankow Builders, using open web steel joists.
Created efficient joist and deck designs for dozens of shopping malls.
Design-Build Institute of America was later organized in 1993.

1986

1993

JD2 Inc. logo

Change in Leadership

Larry Mclean retires. McLean Steel renamed to JD2 by John Mayo, Don Jeffrey, and Don Wolf.

Don Jeffrey becomes CEO for JD2.

Community Hospital of Monterey

Monterey, CA

2 Story, 65,000 Medical Office Building

1994

1995

U.S. Courthouse

Sacramento, CA

4 Story, State Government Building

Gateway Oaks IV

Sacramento, CA

4 Story, Office Building
JD2 Design Assist

First ever Special Truss Moment Frame

NOVA award winner.

1996

1996

NASA Ames Center

Moffet Field, CA

Research Center Buildings

The front of a Home Depot

Home Depot

Colma, CA

Home Improvement Retail Store

1997

1998

Target Distribution Center

Woodland, CA

1.9 Million Square Foot Warehouse

Boeing Building 42 &45

Huntington Beach

Aircraft Assembly Building

1999

2000

Sutter Health Park

Sacramento River Cats
Minor League Baseball Stadium

Design-Build STMF

RT Metro

Sacramento, CA

Regional Transit Building

2001

2002

Multiple IKEA Locations

IKEA Covina
IKEA East Palo Alto
IKEA Costa Mesa
IKEA West Sacramento

1.6 Million Square Feet

Mapei Corp.

San Bernadino

Commercial Retail Building

2003

2004

Target Distribution Center

Rialto, CA

1.6M Square Feet
$14.4M Steel Package

AMC movie theater in Torrance, CA

AMC 18 Del Amo Fashion Theater

T‍

$8.5M Steel Package

2005

2006

Mathis Brothers Furniture

Ontario, CA

430,000 Square Feet
Design-Build STMF

$6.3M Steel Package

The Lofts at Globe Mills

Sacramento, CA

High End Modern Apartments
Retrofitted from 1800s grain mill silos

$3.9M Steel Package

2006

2007

Sheels Sporting Goods in Sparks, NV under construction

Scheels Sporting Goods

Sparks, NV

$12.8M Steel Package

NASA - Jet Propulsion Laboratory

Pasadena, CA

7-Story Laboratory

$7.2 M Steel Package

2007

2007

Elk Grove Promenade

13 Building Shopping Mall

AESS (Architecturally Exposed Steel)

$28.1 M Steel Package

Solyndra Solar

Fremont, CA

Fast Track $21.2M Steel Package

2008

2009

Grainger Distribution Center

Patterson, CA

840,000 Square Feet

UCSD East Campus Medical Building

2010

2011

FedEx Sorting facility under construction

FedEx Sorting Facility

Oakland, CA

840,000 Square Feet

Amazon distribution center under construction

Amazon Distribution Center

Patterson, CA

1.5M square feet

$17.8M Steel Package

2012

2013

Sutter Home Wineries

Lodi, CA

689,000 Square Feet

$8.8M Steel Package

Tesla Assembly Plant

Lathrop, CA

STMF Design-Build

$6.0M Steel Package

2014

2015

Meta Building MPK23 under construction

Facebook - Meta Building MPK23

Menlo Park, CA

$7.5M Steel Package

Star Wars: Galaxy's Edge under construction

Star Wars: Galaxy's Edge

Anaheim, CA

Design-Assist

$9.5M Steel Package

2016

2016

NBC Universal Studios

Universal City, CA

Production Studios & Office Buildings
Design-Build STMF

$8.9M Steel Package

Delicato Vineyards

Manteca, CA

760,000 Square Feet

2017

2018

Stonestown Galleria

San Francisco, CA

Shopping Mall Renovation

Hardrock Fire Mountain

Wheatland, CA

Casino / Hotel

2018

2019

Mangini Ranch Elementary

Folsom, CA

Value Engineer Trade Partner

Citizen M DTLA

Los Angeles, CA

Modular Hotel Construction

2019

2020

Harbor Bay

Alameda, CA

4 Story Commercial Building

Value Engineer Trade Partner

Amazon LGB5

San Bernadino, CA

Sortation Platform Retrofit

2020

2020

Thunder Valley amphitheater under construction

Thunder Valley Event Center

Lincoln, CA

Casino Event Center

Change in Leadership

John Mayo retires

Ross Jeffery becomes new CEO

2021

2021

COVID Response

COVID disrupts wood and joist market.
Joist pricing increases 400% and lead times over 12 months.
JD2 provides engineered alternative using wideflange and N-deck.
Dozens of projects and over 5 million square feet converted.
Millions of dollars saved with 8 months trimmed off schedules.

Niagra Bottling Facility

Stockton, CA

Value Engineered Wideflange Warehouse (600,000 Sq. Ft)

2021

2021

Amazon Project Hornet

Turlock, CA

1.2M Square feet

Kubota Distribution Center

Elk Grove, CA

700k Square feet

Value Engineer Trade Partner

2021

2021

Frito Lay Manufacturing

Modesto, CA

Chip Manufacturing Facility

Evergreen College San Jose under construction

Evergreen College

San Jose, CA

2021

2021

Redwood Tech Project Sutro

Carson City, NV

Fast-Track Package

Amazon Project Almond

Hollister, CA

1.0M Square foot warehouse

2022

2022

TRIC 688 Bldgs 2&3

Reno, NV
Value Engineered Wideflange Warehouses

(1.4M Sq. Ft)

Amazon DFX3

LAX Airport

Value Engineered Warehouse with Roof Parking

2022

2022

SMF2 Distribution Center

Stockton, CA

15,000 Steel Tons, Wideflange Warehouse Conversion
Value Engineer Trade Partner

1.46M Square Feet

Glendale Production Studios Collapse & Re-Engineering

Glendale, CA
Previous design (by others) collapsed.

JD2 hired to re-engineer and provide new roof structure in 12 weeks.

2023

2023

Valley Natural Beverages

JD2 Value Engineering Trade Partner

Alder Creek Elementary School

Folsom, CA

Value Engineer Trade Partner

2023