
120 Degreez
Los Angeles, CARedefining Technical Excellence
Service detail: Mechanical Engineering
Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
113 results
Showing 1-24 of 113

Redefining Technical Excellence
Service detail: Mechanical Engineering
Full-service Mechanical, Electrical, Plumbing Engineering and Commissioning Firm
Service detail: Mechanical Engineering

A. G. Consulting Engineering, PC is an established MEP and construction management consulting practice. It offers mechanical, electrical, plumbing, fire protection, fire engineering, LEED consulting, special inspection, and construction management services for infrastructure, institutional, and public works projects.
Project: NYCT Fulton Street Transit Center
Building performance consulting, from first principles to policy.
Service detail: MEP Basis of Design & Performance Consulting
Welcome to a whole new level of MEP commitment to your projects.
Project: Village School
Plans Design | Calculation Reports | Prime G.C.
Project: Saddleback College Quad Access Road

Mission-Driven.
Project: Naval Air Station North Island Soil Investigation

We build confidence
Project: Offset Success for Aviation Client

Integrated Architecture & Engineering
Project: 5th Floor Med-Surg Inpatient Wing Gut & Remodel
California's Only One Stop Shop
Service detail: Planning and Permitting
Experience. Passion. Excellence.
Project: BD Utility Chiller Plant (Project Granite)

Built for real world project delivery
Service detail: Mechanical Engineering & HVAC Design
Fostering healthy, comfortable, and energy-conscious spaces for the Oakland and Bay Area community.
Project: UC Berkeley Hildebrand Hall HVAC Modernization

Smart People Creating Smart Buildings
Project: Gilead Sciences Building 800 Reef TI GMP Plant

Professional Engineering Services - Mechanical, Electrical, Plumbing, Technology, Fire Protection
Project: Mohs & GI Procedure Room Renovation

Dream Bigger, Build Better
Project: Simms Fishing Corporate Headquarters
Over 50 years of expert consulting solutions
Service detail: Electrical Engineering

Making spaces comfortable since 1989
Service detail: Mechanical Engineering

Mechanical, Electrical, and Plumbing Engineering Consultants
Project: Sharp Chula Vista Emergency Department Transformation

HVAC, Plumbing and Fire Protection Systems Engineering Service
Service detail: HVAC Engineering

Breen Design Group is a Torrance, California-based multi-discipline firm providing architecture, structural, civil, and MEP engineering services under one roof. Established in 2001, its integrated teams deliver coordinated design for multifamily residential communities, affordable housing, mixed-use developments, schools, and civic facilities throughout Southern California. Completed projects include the Wilshire Grand, Jordan Downs Phase 3, Rogers Middle School, and Gardenhouse Beverly Hills.
Project: Jordan Downs Phase 3

Budlong is a multi-disciplinary MEP engineering firm founded in 1958 and headquartered in Glendale, California. For over 65 years, Budlong has delivered mechanical, electrical, plumbing, fire protection, technology, and related engineering design services on renovation, new construction, and expansion projects across California. With offices in Glendale, Los Angeles, Camarillo, and Fremont, Budlong serves clients in healthcare, commercial, education, hospitality, industrial, multi-family residential, and public infrastructure markets, with LEED-accredited designers on staff.
Service detail: Mechanical Engineering

Buro Happold is a global practice of engineers, designers, and advisors committed to delivering elegant, sustainable solutions that positively impact communities and the environment. It provides integrated consulting engineering and advisory services across buildings, cities, and infrastructure, with US offices in New York, Los Angeles, Washington DC, Chicago, and Boston. Projects span aviation, urban resilience, electrification, and data infrastructure, with work including Pittsburgh International Airport and other major US and international projects.
Service detail: Integrated Engineering Consulting
Building Science Leadership
Project: CMTA Corporate Headquarters Building 2