Top Energy & Mechanical Engineering firms

Randomized order

This list includes the top Energy & Mechanical Engineering firms. All firms are vetted so you can trust the agency you hire. We check if each firm is competent in their field, able to produce results, reliable & trustworthy, and well-equipped for long-term potential. To get started, you can click on any company and contact them directly. Energy & Mechanical Engineering firms provide solutions in designing and implementing systems for energy production and mechanical processes. Services include renewable energy system design, HVAC systems, machinery design, and thermal and fluid dynamics analysis.

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Arcadis

1888

500+

100+

Amsterdam, Netherlands

Vetted & Verified

Recommended

Arcadis is the leading global Design & Engineering Consultancy for natural and built assets. Applying our deep market sector insights and collective design, consultancy, engineering.

Arcadis' environmental planning and engineering services have been instrumental in our sustainable development projects.

Environmental planning and engineering services have been instrumental in our sustainable development projects.

Arup

1946

500+

100+

London, United Kingdom

Vetted & Verified

Recommended

Dedicated to sustainable development, Arup is a collective of designers, consultants and experts working across 140 countries. Founded to be both humane and excellent, we collaborate with our clients and partners using imagination, technology and rigour to shape a better world.

Arup's engineering and design services have contributed to the success and innovation of our major infrastructure projects.

The creative and sustainable design solutions from Arup have significantly improved our infrastructure projects, marrying aesthetics with functionality in an impressive way.

Bechtel

1898

500+

100+

Reston, Virginia

Vetted & Verified

Recommended

Bechtel is a trusted engineering, construction and project management partner to industry and government.

Incredible efficiency and attention to detail. Project exceeded expectations.

Outstanding project management skills and reliability. Impressive outcome.

BKF Engineers

1915

201-500

100+

Redwood City, California

Vetted & Verified

Recommended

BKF Engineers provides engineering, surveying, and land planning services for architects, commercial and residential developers, colleges and universities, cities and counties, governmental agencies, hotels, health care facilities, and large corporations.

BKF Engineers' engineering solutions have improved our infrastructure projects.

BKF Engineers' expertise in civil engineering has been crucial to the successful planning and execution of our infrastructure projects.

Black & Veatch

1915

500+

100+

Overland Park, Kansas

Vetted & Verified

Recommended

Black & Veatch is an employee-owned, global leader in building critical human infrastructure in Energy, Water, Telecommunications and Government Services.

Black & Veatch's engineering services have enhanced our project outcomes.

Black & Veatch's specialized engineering solutions have advanced our sustainability efforts and operational efficiency.

CMTA

1968

500+

100+

Louisville, Kentucky

Vetted & Verified

Recommended

CMTA is part of Legence, a Blackstone portfolio company, specially created to be an Energy Transition Accelerator™.

CMTA's engineering solutions have improved our project efficiency.

Their engineering and design expertise brought fresh, innovative ideas to our projects, leading to outstanding results and client satisfaction.

Degenkolb Engineers

1940

201-500

100+

San Francisco, California

Vetted & Verified

Recommended

Founded in 1940, Degenkolb Engineers’ practice reflects more than eight decades of commitment to expertise, client service, and life-long learning. Our award-winning structural designs saved clients hundreds of millions of dollars and are delivered taking full advantage of our expertise and experience.

Degenkolb Engineers' structural engineering expertise has improved our project safety.

Degenkolb's engineering expertise was pivotal in our infrastructure projects, ensuring safety and innovation.

DeSimone

1969

201-500

100+

New York City, New York

Vetted & Verified

Recommended

DeSimone Consulting Engineering provides leading structural engineering, façade consulting, integrated design and detailing, forensic, and construction consulting services for all types of buildings..

DeSimone Consulting Engineers' expertise ensures our structures are robust and innovative.

DeSimone Consulting Engineers' expertise ensured the structural integrity and innovation of our construction projects.

Dunham Associates

1960

75-200

100+

Minneapolis, Minnesota

Vetted & Verified

Recommended

Dunham is a full service mechanical and electrical consulting firm. By holding professional registrations in all 50 states, the District of Columbia, Puerto Rico, and Canada, Dunham can offer fully coordinated.

Dunham Engineering's expertise ensures the integrity and safety of our projects.

Dunham Engineering's expertise in structural engineering contributed greatly to the safety and success of our projects.

Fluor

1912

500+

100+

Irving, Texas

Vetted & Verified

Recommended

Fluor is building a better world by applying world-class expertise to solve its clients' greatest challenges.

Superb project management and execution. Highly recommend Fluor for complex engineering projects.

Efficient and effective project execution. Great experience overall.

H.F. Lenz Company

1946

75-200

100+

Johnstown, Pennsylvania

Vetted & Verified

Recommended

Currently in our 76th year, the H.F. Lenz Company offers a full range of engineering services for building systems, infrastructure, and industry. Our projects span the nation, with the heaviest concentration in the Northeast.

HF Lenz Company's engineering solutions have improved the efficiency of our projects.

HF Lenz Company's engineering solutions enhance our project efficiency, ensuring top-tier quality and functionality.

HEAPY

1945

201-500

100+

Dayton, Ohio

Vetted & Verified

Recommended

HEAPY is a nationally recognized leader in sustainable and resilient engineering design. Founded in 1945, the corporation plans, designs and commissions more than $1 billion annually in total construction costs. Through HEAPY Solutions, we also offer comprehensive engineer-led design/build construction services. .

Heapy Engineering's sustainability consulting has improved our environmental impact.

Heapy Engineering's sustainability consulting improves our environmental impact, aligning our operations with eco-friendly practices.

I. C. Thomasson

1942

201-500

100+

Nashville, Tennessee

Vetted & Verified

Recommended

I. C. Thomasson Associates, Inc. (ICT) is an employee-owned, multidisciplinary engineering firm providing expertise in mechanical, electrical, controls, plumbing, fire protection, information technology, energy efficiency and environmental services. With offices located in Nashville.

ICTHOMASSON's engineering solutions have improved the functionality of our projects.

Enhanced project functionality achieved through ICTHOMASSON's tailored engineering solutions.

IMEG

1955

500+

100+

Rock Island, Illinois

Vetted & Verified

Recommended

With a history that dates back nearly 100 years, IMEG grew from several firms coming together under one uniting vision: people-centered engineering. As a national engineering and design consulting company we’ve intentionally localized our focus to serve carefully chosen regions and markets.

IMEG Corp's engineering services have been crucial in our infrastructure development.

IMEG Corp's engineering expertise has been vital in the development of our robust infrastructure.

Jabil

1966

500+

100+

St Petersburg, Florida

Vetted & Verified

Recommended

Jabil is a manufacturing solutions provider with over 250,000 employees across 100 locations in 30 countries. The world's leading brands rely on Jabil's unmatched breadth and depth of end-market experience, technical and design capabilities, manufacturing know-how, supply chain insights and global product management expertise.

Jabil's commitment to quality and delivery timelines is remarkable. Highly satisfied.

Consistently delivers quality and meets deadlines. Highly satisfied with their service.

JB&B

1915

500+

100+

New York City, New York

Vetted & Verified

Recommended

In over 100 years of practice, JB&B has maintained its position at the forefront of the MEP industry and around the world. Our insight into market trends and technological innovation has allowed us not only to be prime movers of that growth within the industry.

JBB's solutions improve our operations, driving efficiency.

JBB's innovative solutions have driven notable improvements in our daily operations, enhancing overall productivity.

Jordan & Skala Engineers

1953

201-500

100+

Norcross, Georgia

Vetted & Verified

Recommended

For over 65 years, Jordan & Skala Engineers has delivered quality engineering services to our clients, evidenced by our history of substantial growth into diverse markets and regions. Founded as a corporation in 1953, the firm has built a national client base by utilizing its considerable technological.

We used Jordan Skala for our digital marketing, and they delivered outstanding results!

Nailed it with our website design! Jordan Skala's creativity and attention to detail exceeded our expectations.

Kimley-Horn

1967

500+

100+

Raleigh, North Carolina

Vetted & Verified

Recommended

Kimley-Horn is one of the nation’s premier planning and design consulting firms. With nearly 7,000 staff members in more than 100 offices across the U.S., we offer full services in a wide range of disciplines. .

Kimley-Horn provided us with top-notch engineering services. They're our go-to choice.

Kimley-Horn's unmatched engineering solutions redefine infrastructure expertise, a game-changer.

KPFF Consulting Engineers

1960

500+

100+

Seattle, Washington

Vetted & Verified

Recommended

KPFF is a multi-office, multi-discipline engineering firm. We’re driven by a commitment to our core values of Excellence, Trust, Relationships, Stability, and Passion; defining our professional practice, how we are organized and our commitment to our clients and employees..

KPFF Consulting Engineers provided expert engineering solutions, enhancing the stability and design of our projects.

KPFF's engineering expertise has been instrumental in delivering sustainable and innovative infrastructure projects.

Magnusson Klemencic

1920

75-200

100+

Seattle, Washington

Vetted & Verified

Recommended

For 103 years, MKA has engineered enduring, creative designs, with over $100 billion worth of projects in 48 states and 62 countries (and counting). We specialize in 13 facility types, Aviation to Sports, providing clients with highly targeted expertise and the best structural and civil engineering solutions in the industry.

MKA's engineering expertise has been instrumental in developing sustainable and structurally sound projects.

Engineering expertise lent sustainability and resilience to our infrastructure, ensuring long-term efficiency and safety.

Mazzetti

1962

201-500

100+

San Francisco, California

Vetted & Verified

Recommended

Mazzetti is an employee-owned benefit corporation, committed to creating healthier, enduring environments. Though our story began with a small team of MEP engineers, almost 60 years later, we’ve grown to 200+ people.

Mazzetti's engineering and design consultancy has enhanced our facilities with sustainable and advanced solutions.

Engineering and design solutions brought sustainability and innovation to our infrastructure, enhancing efficiency and environmental stewardship.

Newcomb & Boyd

1923

201-500

100+

Atlanta, Georgia

Vetted & Verified

Recommended

Engineers solve things. It’s what we do. In fact, at Newcomb & Boyd, we believe our purpose is to provide engineering solutions to shape the world.

Newcomb Boyd's engineering consultancy has enhanced the sustainability and efficiency of our building projects.

Engineering consultancy from Newcomb Boyd enhanced the sustainability and efficiency of our building projects.

NV5

1947

500+

100+

Hollywood, Florida

Vetted & Verified

Recommended

NV5 Global, Inc. (NASDAQ: NVEE) is a provider of technology, conformity assessment, and consulting solutions for public and private sector clients supporting sustainable infrastructure, utility, and building assets and systems. The Company focuses on multiple verticals.

NV5's technical engineering and consulting services have enhanced the performance and safety of our infrastructure projects.

Technical consulting from NV5 has delivered solutions that are both efficient and sustainable for our complex projects.

Olsson

1956

500+

100+

Lincoln, Nebraska

Vetted & Verified

Recommended

We are Olsson, a nationally recognized, employee-owned engineering and design firm with a rich history of success. Founded in 1956 on the very mindset that drives us today, we're here to improve communities by making them more sustainable, better connected.

Olsson's engineering and design services have contributed to the sustainable development of our community projects.

Olsson's engineering solutions have been instrumental in creating infrastructure that stands the test of time.

Parametrix

1969

201-500

100+

Seattle, Washington

Vetted & Verified

Recommended

Parametrix is a 100-percent employee-owned firm dedicated to providing quality engineering, planning, and environmental sciences with superior client service. Founded in Washington State in 1969.

Parametrix's engineering and planning services have improved the infrastructure of our projects.

Parametrix has been instrumental in crafting sustainable and community-focused engineering solutions.

Pennoni

1966

500+

100+

Philadelphia, Pennsylvania

Vetted & Verified

Recommended

Since our founding more than five decades ago, our clients trust Pennoni’s commitment to elevating the impact of projects on our communities. By partnering with our clients, we establish relationships that create trust and longevity. We approach the start of every projec.

Pennoni's civil engineering expertise has significantly contributed to the resilience and sustainability of our projects.

Expertise from Pennoni in tackling complex engineering challenges has been invaluable.

Simpson Gumpertz & Heger

1956

500+

100+

Waltham, Massachusetts

Vetted & Verified

Recommended

Simpson Gumpertz & Heger (SGH) is a national engineering firm committed to delivering holistic advice for our clients’ most complex challenges. We leverage our collective and diverse experience, technical expertise, and industry knowledge of structures and building enclosures, advanced analysis.

Simpson Gumpertz & Heger's engineering solutions ensured the structural integrity and longevity of our projects.

Their engineering expertise ensured our infrastructure was built to last and sustainably designed.

Smith Seckman Reid

1968

201-500

100+

Nashville, Tennessee

Vetted & Verified

Recommended

Smith Seckman Reid, Inc. (SSR) is a 100% employee-owned engineering and consulting firm that believes in putting people first. Our clients are the driving force behind our dedication to providing engineering, commissioning, sustainability, and technology + equipment planning solutions.

SSR's engineering consulting services have been instrumental in upgrading our building systems for better performance.

Their engineering solutions upgraded our facilities, improving efficiency and sustainability.

Syska Hennessy Group

1928

500+

100+

Atlanta, Georgia

Vetted & Verified

Recommended

At Syska Hennessy Group, we create exceptional environments. By combining our expertise with all of the next generation tools that technology has to offer, we provide high performance engineering, consulting and commissioning solutions for the built environment.We are committed to being the best.

Syska Hennessy's engineering solutions are innovative and significantly enhance building performance.

Their innovative engineering designs have made our facilities more sustainable and efficient.

Terracon

1965

500+

100+

Olathe, Kansas

Vetted & Verified

Recommended

Terracon is a 100 percent employee-owned consulting engineering firm providing quality services to clients. Since 1965, Terracon has evolved into a successful multi-discipline firm specializing in environmental, facilities, geotechnical, and materials services.

Terracon's consulting engineering services have been key in ensuring the success and safety of our projects.

Consulting and engineering services provided by them ensured the quality and safety of our projects.

Tetra Tech

1966

500+

100+

Pasadena, California

Vetted & Verified

Recommended

Tetra Tech is a leading, global provider of consulting and engineering services. We are differentiated by Leading with Science® to provide innovative technical solutions to our clients. We support global commercial and government clients focused on water, environment, sustainable infrastructure.

Tetra Tech's environmental consulting and engineering services have enhanced the sustainability of our projects.

Environmental consulting provided by them enhanced the sustainability and impact of our projects.

TLC Engineering

1955

201-500

100+

Orlando, Florida

Vetted & Verified

Recommended

At TLC Engineering Solutions, Inc. we are continuously learning and growing and it is that commitment to constantly evolve that led to our new brand.

TLC Engineering's innovative approach to engineering design has enhanced the efficiency and sustainability of our buildings.

Innovated our building designs with a focus on energy efficiency and environmental sustainability.

Vanderweil Engineers

1950

201-500

100+

Boston, Massachusetts

Vetted & Verified

Recommended

Vanderweil is a mechanical, electrical, plumbing, fire protection, technology, sustainability, commissioning, and power engineering firm dedicated to providing customized and innovative engineering solutions through excellent client service.

Vanderweil Engineers provides innovative and sustainable engineering solutions.

Vanderweil Engineers' innovative solutions have substantially improved the sustainability of our projects.

Walter P Moore

1931

500+

100+

Houston, Texas

Vetted & Verified

Recommended

Welcome to Walter P Moore! We are an international company of engineers, architects, innovators, and creative people who solve some of the world’s most complex structural and infrastructure challenges. Providing structural, diagnostics, civil, traffic, parking, transportation, enclosure.

Walter P Moore's engineering solutions are innovative and contribute to sustainable urban development.

Walter P Moore's innovative engineering approaches have significantly enhanced our infrastructure projects.

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Craft Innovations

2019

1-20

75+

Toronto, Canada

Vetted & Verified

Recommended

Market Research

Product Development & Design

User Experience (UX/UI)

Web Development

Craft Innovations is a research & design firm that provides customer research, UX/UI, product design, and customer experience enhancement services for enterprises.

The changes have made our brand more recognizable and positively seen by our team and clients.

They demonstrated a strong understanding of our needs and were able to translate them.

Milk & Honey PR

2017

21-74

100+

London, United Kingdom

Vetted & Verified

Recommended

Content Marketing

Digital Marketing

Lead Generation

Public Relations

Hello. We’re Milk & Honey PR, an agency shaped by our values, owned by our team, and bought into by clients with purpose. We were created to cater to the growing calls for change in business. Proud to be B Corp.

Milk & Honey continue to give us their invaluable support, going above and beyond the retainer to ensure they feel like an extension of our team.

Great team to work with and are always on hand when you need them, no matter day or night.

Get Found First

2008

21-74

100+

Blackfoot, Idaho

Vetted & Verified

Recommended

Digital Marketing

Search Engine Optimization (SEO)

Video Production

Get Found First has been helping brands grow via sophisticated paid and organic search strategies since 2008. We are a Google Premier Partner, ranking us in the top 1% of digital marketing companies worldwide.

Get Found First highlighted their small-town service with their big-town knowledge and experience.

I've had a wonderful experience working with Get Found First.

MINIM

2019

1-20

10+

Los Angeles, California

Vetted & Verified

Recommended

Motion Graphics

Video Production

MINIM, is a visionary creative video production company that specializes in Commercial, Broadcast, TV/FILM, and Corporate films. We are built on the idea that simplicity is powerful. We develop strategic brand conscious, story driven, advertisements for the digital world.

What set Minim apart is their fresh perspective of our company niche and their focus on the needs of our clients.

We could tell that they wanted to create something with very high quality just as much as we did.

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