Home/About
Since 2001
Ironwood started in a rented yard on Brighton Boulevard doing subdivision utilities for Front Range developers. Twenty-five years later we build interstates, process plants, generation and mine infrastructure on four continents, with the same operating assumption: if we say we will be there, we will be there.
Who we are
A lot of contractors our size become brokers. The crews get thinner, the margins get passed downstream, and the owner ends up holding a contract with a company that mostly manages other companies.
We went the other direction. Between 2008 and 2022 we added mechanical and piping, electrical and instrumentation, structural steel erection, and a 210-person engineering group, all of it inside the company. Today 78% of the value of a typical Ironwood heavy civil contract is executed by people on our own payroll, under our own supervisors, holding our own safety programme.
It is a harder way to run a business. Equipment has to be bought, not rented. Apprentices have to be trained, not hired off a union hall at the last minute. Bonding capacity has to be earned through balance sheet performance rather than brokered. But it means that when an owner calls us about a problem on Tuesday, somebody is on a plane Tuesday night, and it means the crews fixing it report to us.
Our name comes from the ironwood tree, slow growing, dense, and almost impossible to bend. It is a slightly stubborn tagline for a company that has been accused of being slightly stubborn. We have kept it for twenty-five years.
Our history
Including the years that were difficult. A company with no bad years in its history has not been around long enough to have any.
Dan Whitfield and two partners incorporate Ironwood with eleven employees and a single used excavator, taking on subdivision utilities and small municipal drainage work across the Front Range.
Awarded a $9.4M Colorado DOT bridge replacement in Weld County on the strength of the utility crew's reputation. The company becomes a recurring CDOT contractor within three years.
Opens a mechanical and piping division and takes on brownfield expansion work at a Denver-area refinery, the beginning of the Industrial Facilities business line.
Substation and transmission work for regional utilities grows into a standalone division. Opens the Houston office to serve Gulf Coast midstream clients.
The founding partners sell a majority stake to an Employee Stock Ownership Plan, making every employee an owner. The structure is unchanged today.
Awarded a U.S. Army Corps of Engineers levee rehabilitation contract as prime contractor, establishing the internal accounting and compliance infrastructure required for federal work.
Opens the Casper office after winning a Wyoming overburden removal contract, moving into contract mining and progressive reclamation.
Enters Chile through a joint venture on a copper concentrator expansion, working at 3,100 metres elevation in the Atacama region.
Wins the I-70 Floyd Hill progressive design-build contract, the largest single award in company history, and expands in-house engineering to 210 staff.
Andean joint venture delivers 4.1 million hours without a lost-time incident. Opens a delivery partnership in Perth, Western Australia.
Operating from eight offices in four countries with 1,850 employees, a $1.5B aggregate bonding capacity and a three-year EMR of 0.61.
2009–2011: revenue fell 46% and we laid off 340 people, including people who had been with us from the beginning. 2017: a $61M wastewater package in the Southwest went wrong in the ground and cost us $7.4M to complete. 2021: a steel supply chain failure on an Arizona project put us eleven weeks behind on a schedule we had guaranteed.
We mention them because the response is the point. The 2017 loss produced our current geotechnical risk-review process before bid. The 2021 delay produced the dual-source procurement policy we now apply to every fabricated commodity on a critical path. Owners who ask us about failures get a straight answer and a specific process change.
| Revenue (FY2025) | $1.62 billion |
|---|---|
| Backlog | $2.4 billion, 68% contracted |
| Surety | A+ XV rated, Treasury-listed |
| Bonding capacity | $750M single / $1.5B aggregate |
| Debt | Revolving facility only, no term debt on the balance sheet |
How we are organised
Business lines exist so that a mining client is served by people who only do mining. But a single surety facility, a single safety programme and a single set of financial systems sit behind all of them.
01, Operating group
Our founding discipline. We self-perform the critical path, mass excavation, structural concrete, bridge erection and drainage, rather than brokering it out and hoping.
02, Operating group
Mechanical, piping, electrical and instrumentation work executed by our own journeymen, with turnover documentation the operations team can actually use.
03, Operating group
Design-build only works when the builder controls the design. Our engineers sit in the same building as our estimators and superintendents, which is why our constructability reviews find money instead of problems.
04, Operating group
CM, CMAR and program management for portfolios that cannot absorb another change order. We bring our own trade experience to the owner's side of the table.
05, Operating group
One contract, one point of accountability. We hold the trades to the same standard we hold ourselves, and we bond the work.
Leadership
Average tenure in the industry is 27 years; average tenure at Ironwood is 16. Six of the eight officers came up through the field.
Chairman & Chief Executive Officer
Joined Ironwood in 2004 as a project engineer on the I-70 Mountain Corridor programme and has led the company since 2015. Twenty-eight years in heavy civil delivery.
President & Chief Operating Officer
Previously led our Industrial Facilities group. Responsible for field operations, self-perform strategy and project controls across all four business lines.
Chief Financial Officer
Oversees finance, bonding capacity, surety relationships and the employee ownership programme. Joined from a national surety practice in 2013.
Executive Vice President, Energy
Twenty-one years delivering generation, substation and midstream work for investor-owned utilities and independent power producers.
Executive Vice President, Government Programs
Leads federal and state contracting, including our GSA Schedule and DoD IDIQ portfolios. Retired U.S. Army Corps of Engineers officer.
Vice President, Engineering & Design
Leads our in-house engineering practice of 210 engineers, designers and BIM specialists across six offices.
Vice President, Health, Safety & Environment
Accountable for the safety management system, VPP Star sites and our MSHA compliance programme.
Chief People Officer
Responsible for craft recruitment, apprenticeship pipelines and workforce development partnerships with community colleges and trade unions.
Ownership
It is not a slogan. It is a governance structure with measurable consequences.
Consequence 01
Voluntary turnover among salaried staff is 6.1% against a construction-sector average above 14%. Craft turnover is 19%, high by most standards, but roughly half the industry norm for heavy civil.
Consequence 02
When the people on the tools own the shares, a stop-work authority is not a cultural programme. Every employee, from a first-week apprentice to a superintendent, can stop a job without asking permission and without retaliation.
Consequence 03
There is no financial sponsor planning a three-to-five-year exit, which means we can decline work that does not fit and invest in equipment and apprenticeships that pay back over fifteen years instead of five.
Eligible employees receive shares through an Employee Stock Ownership Plan at no cost after one year of service, with vesting on a three-year schedule. Shares are valued annually by an independent appraiser. When an employee leaves or retires, the company repurchases their shares at appraised value. A separate 401(k) with a 6% match sits alongside it, the ESOP is not a replacement for a retirement plan, it is an addition to one.
Where we operate
Delivery is run from the offices, not from a corporate centre. Each location carries its own field leadership, estimating and safety staff.
Americas
Colorado, United States
Corporate headquarters, Heavy Civil & Industrial
Americas
Texas, United States
Energy, midstream and petrochemical
Americas
Wyoming, United States
Mining, minerals and reclamation
Americas
Arizona, United States
Water, wastewater and transmission
Americas
Virginia, United States
Federal and government programs
Americas
Alberta, Canada
Canadian operations, energy and industrial
Americas
Región Metropolitana, Chile
Andean mining and infrastructure services
Asia Pacific
Western Australia, Australia
Asia-Pacific delivery partnership
Credentials
Every certification below is active and audited. Certificates, letters of good standing and pre-qualification packs are available on request, normally within one business day.
Safety, quality and certifications →
| Unique Entity ID | UEI-PLACEHOLDER-RG4K2M7Q8T |
|---|---|
| CAGE code | CAGE-PLACEHOLDER-9H2 |
| SAM.gov status | Active, SAM.gov registered |
| Ownership | Privately held, employee-owned through an ESOP since 2014 |
Next step
Call the switchboard and our automated receptionist will take the details, book a call-back with the right estimator, or put you straight through to dispatch. It answers in under two seconds, day or night.
