Sustainabuilt Ltd.

What Sustainabuilt Ltd. does

Sustainabuilt Ltd. is a privately held, boutique design-build general contractor and construction management firm headquartered at 6701 W 44th Ave, Wheat Ridge, Colorado, serving residential and commercial clients across the Denver metro area. The firm operates under an integrated delivery model: it manages each project from early design concept and preconstruction through permitting and construction, serving as the client's representative and single point of accountability. Core offerings include Custom Home Construction (with tiered finishes at $240-$395 per square foot), Residential Renovations and Additions ($100-$350 per square foot), Small Infill Multifamily including duplexes, triplexes, and quadplexes ($250-$325 per square foot), and Commercial Construction spanning tenant improvements ($100-$300 per square foot) and new commercial builds ($250-$400 per square foot).

The firm's technical differentiator is the Sustainabuilt Standard Performance Package, a Passive House-informed baseline specification applied by default to high-performance projects: continuous R-6 exterior insulated sheathing, R-21 wall cavities, R-60 blown-in cellulose roofs, sub-1.5 ACH50 airtightness targets, U-factor 0.20 windows, and Energy Recovery Ventilation. It also specifies Euroshield recycled-tire roofing shingles, hybrid heat pump water heaters, and electric-ready mechanical infrastructure for future fuel conversion.

Revenue is generated through fixed-fee construction management services and project-based design-build fees, with a published policy of not marking up finishes or materials. Interior design fees are billed separately at $7,000-$18,000. The firm holds a Class B Colorado building contractor license (covering buildings up to 75 feet), Service-Disabled Veteran-Owned Small Business (SDVOSB) certification, and was awarded the 2025 Wheat Ridge Green Business & Sustainability Award. Distribution is direct only — website inquiry, phone, and email — with no intermediaries or paid marketing channels. Leadership is approximately 12 people, founder-led by Principal-Owner James Anders, a U.S. Navy veteran with 20+ years of construction and engineering experience.

Name

Sustainabuilt Ltd.

Legal name

Sustainabuilt

Website

https://sustainabuilt.net

Company type

Private

Founded year

2021

Operating status

Operating

Headcount range

1–10 employees

Short description

Sustainabuilt Ltd. is a boutique design-build general contractor in Wheat Ridge, Colorado, delivering custom homes, renovations, additions, and commercial construction across the Denver metro area under a fixed-fee, non-markup model with Passive House-informed performance standards.

Ownership category

akta.pro rank

Product category

Design-Build General Contracting and Construction Management

NAICS

Drywall and Insulation Contractors (23831)

akta.pro primary industry

Basement Framing, Insulation & Drywall (Build-Out) (HSAPACAB)

akta.pro secondary industry

Patio Construction (Pavers, Concrete & Stone) (HSAPALAB)

Keywords

• Design-build contracting
• Construction management services
• High-performance building
• Custom home construction
• Commercial tenant improvements

Headquarters

HQ city

Wheat Ridge

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure, Supply Chain

Revenue model

1. Fixed-Fee Construction Management Services: Sustainabuilt charges a fixed fee for management services. The company does not mark up finishes or materials — clients receive transparent pricing so decisions are based on value, not contractor margin. This business model aligns incentives between the company and client.
2. Project-Based Construction/Build Fees: Fees charged for design-build services on custom homes, renovations, additions, duplexes, and commercial projects. Includes preconstruction, design, permitting, and construction phases.
3. Interior Design Services: Interior design services for custom homes and commercial spaces, with fees ranging from $7,000 to $18,000 depending on size, deliverables, number of rooms, and whether 3D models/renders are included.
4. Client Directed Construction Management Program: A specialized program for qualified owners who want an active role in day-to-day management. Sustainabuilt provides general contractor of record services, subcontractor vetting, contract management, insurance and compliance oversight, code and inspection coordination, quality control and quality assurance, and experienced guidance. Available by screening only.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Sustainabuilt is a boutique design-build general contractor and construction management firm based in Wheat Ridge, Colorado, serving the Denver metro area. It provides integrated design, preconstruction, permitting, and construction services for custom homes, home additions, residential renovations, small infill multifamily projects, and select commercial construction (tenant improvements, adaptive reuse, new builds). The firm applies a proprietary "Sustainabuilt Standard" informed by Passive House principles, emphasizing airtight envelopes, continuous insulation, ERV systems, and energy-efficient mechanical design, and charges a fixed management fee without markup on finishes or materials.

Product overview

Sustainabuilt Ltd. is a boutique design-build general contractor and construction management firm serving the Denver metro area in Colorado. Their offering is not a unified software product but rather an integrated suite of physical construction services. The core offerings include Design-Build General Contracting and Construction Management, which are supported by Pre-construction and Entitlement Services, Architectural and Interior Design, and Sustained Quality Services. Central to their approach is the Sustainabuilt Standard—a proprietary high-performance building methodology incorporating Passive House-informed principles around airtightness, insulation, and moisture control. They also offer a Client Directed Construction Management Program as an alternative engagement model. Their service portfolio spans Custom Home Construction (with tiered finish options), Residential Renovations and Additions, Small Infill Multifamily projects, and Commercial Construction including tenant improvements and adaptive reuse. The company operates as a Class B building contractor with Service-Disabled Veteran-Owned Business (SDVOSB) certification.

Differentiator

Problem solved

Functional benefit

Products and services

• Design-Build General Contracting Integrated design and construction delivery where Sustainabuilt manages the entire project lifecycle from early design through permitting and construction, providing a single point of accountability for residential and commercial clients in the Denver metro area.
• Construction Management
• Pre-Construction and Entitlement Services
• Architectural and Interior Design
• Client Directed Construction Management Program
• Custom Home Construction
• Residential Renovations and Additions
• Small Infill Multifamily Construction
• Commercial Construction

Quantifiable outcome

• Airtightness target under 1.5 ACH50 — significantly tighter than typical code-minimum construction
• +4 more outcomes

Named customers5 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature9 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• ZAGA Design GroupcoreStrategic or Co-development PartnerArchitecture firm serving as the architect of record for the 2975 Hooker St Modern Victorian custom home project in Denver Highlands. Sustainabuilt served as builder, with interior design collaboration between Sustainabuilt and Flemming Interiors.
• Flemming InteriorscoreStrategic or Co-development PartnerInterior design firm collaborating with Sustainabuilt on the 2975 Hooker St project. Co-designed interior elements in partnership with Sustainabuilt's in-house design team.
• Brooke Interiors LLCminorStrategic or Co-development PartnerInterior design firm led by Brooke Arciniega, providing interior design services for the 958 S Columbine residential remodel project. Sustainabuilt served as builder.
• ZOB Design StudiominorStrategic or Co-development PartnerProvided architectural layout consultation for the 940 Pearl St historic renovation project in Capitol Hill, Denver. Sustainabuilt served as builder and interior designer.
• McDermott Associates, Inc.minorStrategic or Co-development PartnerInterior design firm (Kasia Hypsher) providing interior design services for the Forty45 Wellness Center tenant improvement project at 4045 Pecos Street, Suite 150, Denver. Sustainabuilt served as general contractor.
• Chord Design StudiocoreStrategic or Co-development PartnerArchitecture firm serving as architect of record for the Mestizo Brewery adaptive reuse project — converting a former Wheat Ridge auto garage into a brewery and hospitality space at 6800 W. 38th Ave, Wheat Ridge. Sustainabuilt served as general contractor.
• U.S. Small Business Administration (SBA)coreOthersSustainabuilt holds SBA certification as a Service-Disabled Veteran-Owned Small Business (SDVOSB). Displayed on website footer with SDVOSB logo, enabling access to government contracting opportunities and demonstrating verified veteran ownership.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Shea Homes: Regional and national homebuilder with a strong Colorado footprint. Comparable as a broad incumbent competing for similar Denver-metro residential demand, though at larger scale and without Sustainabuilt's integrated design-build model.
• Toll Brothers: National luxury homebuilder operating across multiple U.S. metros including Colorado. Comparable as a broad incumbent in the custom/luxury segment Sustainabuilt serves, though at significantly greater scale and with a different (subdivision-led) delivery model.
• Hensel Phelps: Colorado-headquartered national commercial general contractor. Comparable on the commercial tenant improvement and adaptive reuse side of Sustainabuilt's business and on regional identity, but operates at vastly greater scale across aviation, healthcare, and federal work.
• KB Home: National homebuilder with a Denver-area presence focused on energy-efficient new construction under its "ZeroHouse" and ENERGY STAR programs. Comparable on the high-performance residential positioning but operates at production scale rather than boutique design-build.
• David Weekley Homes: National large-volume homebuilder with a Denver-area presence. Comparable as a broad incumbent in the same customer consideration set, but operates at a much larger scale and without Sustainabuilt's boutique design-build and Passive House-informed positioning.

Direct peers

• Thrive Home Builders: Denver-metro production builder focused on energy-efficient, high-performance homes. Directly comparable to Sustainabuilt on geography, energy-efficiency positioning, and the Denver buyer looking for code-leading residential construction.
• Wonderland Homes: Denver-area custom and semi-custom home builder serving similar homeowner segments in the same metro. Comparable on customer base, custom home delivery model, and local residential construction market dynamics.
• Lokal Homes: Denver infill home builder focused on small multi-unit and urban infill residential projects. Comparable to Sustainabuilt's duplex/triplex/small multifamily offering and to navigating Denver infill permitting and energy-code requirements.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/sustainabuilt-construction

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sustainabuilt Ltd.