What Enveniam does

Enveniam, LLC is a US-based lead project integrator formed in 2022 by private equity firm Bernhard Capital Partners to consolidate three operating subsidiaries — Boston Government Services (BGS), Strategic Management Solutions Incorporated (SMSI, acquired April 2024), and Sterling Engineering and Consulting (SE&C) — into a single platform serving federal government and commercial energy clients. The company delivers engineering, technology, project management, cybersecurity, environmental remediation, and program controls services across nuclear technology, nuclear operations, special nuclear materials, decontamination/demolition/installation, supply chain, and renewables, with approximately 1,000 team members (including 400+ engineers, project managers, and technical SMEs) located strategically across the US in Oak Ridge, Washington DC, Idaho Falls, Albuquerque, Los Alamos, and Richland.

The underlying technology stack is services-led rather than product-led: Enveniam integrates licensed and certified nuclear-domain capabilities (including NQA-1 quality assurance, regulatory licensing expertise, and trusted access at Los Alamos National Laboratory) with project controls and earned value management systems, cybersecurity/IT/OT program development, and procurement and supply chain services. Its proprietary positioning centers on a "Lead Project Integrator" model that coordinates engineering, design, construction, licensing, site readiness, and operations readiness for large-scale infrastructure programs, exemplified by its November 2025 engagement as Lead Project Integrator for LIS Technologies' $1.38 billion laser-based uranium enrichment facility in Oak Ridge, Tennessee.

Commercially, Enveniam operates an enterprise field sales motion targeting the Department of Energy, NNSA, national laboratories, and commercial energy customers, with revenue derived from professional services engagements under government contracting and commercial B2B frameworks. Pricing is not publicly disclosed and is typically quote-based for federal and enterprise work; large multi-year contract values (e.g., a $49.5M EM Headquarters Support JV award, support for proposals totaling over $13B in contract value) and long contract durations (up to 10 years on the DOE LEU Enrichment Acquisition Program) anchor the revenue model. Customer concentration is high in federal nuclear and national security programs, with adjacent commercial exposure to Blue Origin, Candu Energy/AtkinsRéalis, and defense primes such as Huntington Ingalls and Teledyne Brown.

Name

Enveniam

Legal name

Enveniam, LLC

Website

https://enveniamsolutions.com

Company type

Private

Founded year

2022

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Enveniam is a US-based lead project integrator formed in 2022 by Bernhard Capital Partners that consolidates BGS, SMSI, and SE&C to deliver engineering, project management, cybersecurity, and environmental services to federal agencies, national laboratories, and commercial energy clients.

Ownership category

akta.pro rank

Product category

Nuclear Engineering and Energy Project Management Services

NAICS

Engineering Services (541330), Architectural, Engineering, and Related Services (5413), Environmental Consulting Services (54162)

SIC

Services-Engineering, Accounting, Research, Management (8700), General Bldg Contractors - Nonresidential Bldgs (1540)

akta.pro primary industry

Construction Management & General Contracting (EPCM, Scheduling, QA/QC, HSE) (EUAMAFAJ)

akta.pro secondary industries

Site Selection, Permitting & Environmental Impact Assessment (EIA) (EUAKAAAA), Commissioning, Testing & Energization Services (Pre-Commissioning, Grid Code Compliance) (EUAMAFAK), Environmental & Permitting Compliance During Construction (Erosion Control, Wildlife Mitigation, Monitoring) (EUAMAFAM), Security, Safety & Fire/Life Safety Management (BPABAAAE)

Keywords

• Nuclear engineering services
• Government project management
• Environmental remediation services
• Critical infrastructure cybersecurity
• Energy consulting

Headquarters

HQ city

Oak Ridge

HQ country

United States

HQ region

North America

Offices8 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Government Contracting: Provides engineering, technology, and cybersecurity solutions to the federal government including the Department of Energy, NNSA, and various national laboratories. Services span nuclear operations, environmental management, cybersecurity, and project delivery.
2. Commercial Energy Services: Delivers technical consulting, project management, and engineering services to commercial energy sector including nuclear, oil, natural gas, renewables, and critical infrastructure markets.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Enveniam is a lead project integrator that combines engineering, technology, and project management capabilities to deliver integrated solutions for critical energy, nuclear, environmental, and national security missions. It operates three wholly-owned subsidiaries—BGS, SMSI, and SE&C—that collectively provide federal government and commercial energy clients with nuclear technology, environmental management, cybersecurity, project controls, and consulting services.

Product overview

Enveniam is a lead project integrator that unites three subsidiaries—Boston Government Services (BGS), Strategic Management Solutions Incorporated (SMSI), and Sterling Engineering and Consulting (SE&C)—to deliver integrated solutions for critical energy missions and national security challenges. BGS provides engineering, technology, and cybersecurity solutions; SMSI delivers expert management, technical consulting, and project delivery services for the nuclear enterprise; and SE&C offers executive project management, business development, and technical consulting. Together they offer a comprehensive portfolio including nuclear technology and operations, environmental management, project engineering and controls, cybersecurity, renewables, and supply chain management across federal government and commercial energy markets.

Differentiator

Problem solved

Functional benefit

Products and services

• Nuclear Technology Services Advanced nuclear technology solutions including Pu-238 production and automation solutions at Oak Ridge National Laboratory, supporting NASA space missions and other nuclear operations for federal government and commercial energy clients.
• Nuclear Operations Comprehensive nuclear operations support services for federal government and commercial energy sector clients, delivered through BGS.
• Special Nuclear Materials & High Hazard Operations Expert handling of special nuclear materials and high hazard operations with precision, professionalism, and performance, trusted at Los Alamos National Laboratory.
• Environmental Management Environmental remediation and management solutions for energy sector projects including Integrated Waste Treatment Unit support in Idaho and Low-Activity Waste treatment at Hanford.
• Project Engineering & Design Engineering and design services for complex energy and infrastructure projects, delivered through SMSI.
• Program & Portfolio Management Comprehensive program and portfolio management services for multi-project initiatives across federal and commercial energy clients.
• Project Controls & Earned Value Management Systems Project controls and earned value management systems for tracking and delivering complex projects on schedule and on budget.
• Safeguards & Security Nuclear safeguards and security services for sensitive materials and facilities.
• Strategy & Business Development Consulting Strategic consulting and business development services for federal and commercial energy markets.
• Proposal Development Professional proposal development services for capturing new business in government and energy sectors.
• Staffing Solutions Specialized staffing solutions for engineering, technical, and project management positions.
• Renewable Energy Renewable energy solutions and support for sustainable energy initiatives.
• Decontamination, Demolition & Installation Comprehensive task solutions for decontamination, demolition, and installation services.
• Cybersecurity, IT & OT Program Development Cybersecurity, IT and operational technology program development and management for critical infrastructure.
• Compliance & Assessments (CMMC/NIST) Cybersecurity Maturity Model Certification (CMMC) and NIST compliance assessments and implementation services.
• Information Technology & Cyber Security Services IT and cybersecurity services including information infrastructure solutions and support.
• Procurement & Supply Chain Management Procurement and logistics services for supply chain management across energy sector projects.

Quantifiable outcome

• Supported proposals totaling over $13B in contract value
• +2 more outcomes

Named customers9 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Five partnerships are on record, tiered flagship and core.

• LIS Technologies Inc. (LIST)flagshipStrategic or Co-development Partner · 10 November 2025Enveniam serves as Lead Project Integrator for the design, development, and construction of LIST's laser-based uranium enrichment facility in Oak Ridge, Tennessee. This $1.38 billion investment represents one of the largest nuclear-related investments in Tennessee history, expected to create 200+ jobs. LIST is the only USA-origin and patented laser uranium enrichment company.
• OASIS Joint Venture (BGS-led)coreStrategic or Co-development Partner · 26 March 2020BGS-led Joint Venture with Allegheny Science & Technology and Advanced Business Alliance was awarded the One Acquisition Solution for Integrated Services (OASIS) Contract - a major federal government contract vehicle.
• Boston Government Services (BGS)coreStrategic or Co-development PartnerBGS provides engineering, technology, and cybersecurity solutions to the federal government and commercial energy sectors that advance national security and competitiveness, and promote a sustainable and healthy environment.
• Sterling Engineering and Consulting (SE&C)coreStrategic or Co-development PartnerSE&C provides executive project management, business development, and technical consulting services to organizations in the federal and commercial markets focused on energy, environmental remediation, national security, and mining.
• Strategic Management Solutions Incorporated (SMSI)coreStrategic or Co-development PartnerSMSI specializes in expert management, technical consulting, and project delivery services across the US Nuclear Security Enterprise as well as for critical missions for commercial nuclear customers. Acquired by Bernhard Capital Partners' DOE Services Platform in April 2024.

Scale indicators10 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• Tetra Tech: Consulting and engineering firm focused on water, environment, and sustainable infrastructure, with significant DOE environmental remediation work at Hanford; competes with Enveniam on environmental management programs.
• Bechtel Corporation: Privately held EPC giant with longstanding DOE/NNSA nuclear and environmental management programs (Hanford, Savannah River, Y-12); competes for the same lead project integrator mandates as Enveniam.
• AtkinsRéalis: Global engineering services and nuclear services firm with deep DOE and SMR work; Enveniam partners with its Candu Energy unit on the Darlington SMR project and competes for similar nuclear integrator mandates.
• BWX Technologies (BWXT): Leading U.S. supplier of nuclear components and fuel, with deep NNSA and national laboratory relationships; competes with Enveniam for nuclear operations, special nuclear materials handling, and DOE programmatic work.
• Centrus Energy: U.S. uranium enrichment and nuclear fuel supplier that operates DOE LEU work; competes with and complements Enveniam in the domestic nuclear fuel and enrichment supply chain.
• Fluor Corporation: Major EPC contractor with a large nuclear and federal services franchise (including legacy work at Hanford and Savannah River); competes directly with Enveniam for large integrator and project delivery contracts.
• Huntington Ingalls Industries (Technical Solutions): Defense and nuclear services prime whose Technical Solutions division holds DOE and federal energy contracts; Enveniam supports HII on certain DOE contracts, making it both a competitor and a teammate on federal programs.
• Jacobs Solutions: Engineering, technical, scientific, and consulting services firm with significant nuclear, environmental remediation, and federal government work; competes with Enveniam for DOE/NNSA program awards.

Broad incumbents

• AECOM: Global infrastructure consulting firm with federal energy, environmental, and nuclear capabilities; competes with Enveniam on DOE and large energy infrastructure engagements.
• Leidos Holdings: Large federal scientific, engineering, and IT services prime with substantial DOE and national security work; overlaps with Enveniam on cybersecurity, IT/OT, and federal engineering programs.

Market position

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/enveniam

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries3 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 Enveniam