Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

Search: Natural Ventilation Systems Firm type: mechanical-engineering Clear all

Filters2

67 results

Showing 1-24 of 67

Firm name Recently updated Profile depth Office count Size Age Location match

Comfortable Compact

A&J Consulting Engineering Services, P.C.

Clifton, NJ

A&J Consulting Engineering Services, P.C. is a full-service MEP consulting engineering practice headquartered in Clifton, New Jersey. Founded in 1988 by Jay Agarwal, P.E., A&J delivers mechanical, electrical, and plumbing systems design, pharmaceutical validation and commissioning, construction administration, sustainable design, and high-technology systems consulting. Clients span the pharmaceutical, biotechnology, commercial, educational, governmental, industrial, and religious sectors across the New York-New Jersey region.

WebsitePhone1 office5 projects1 leadersFounded 1988Updated Jun 2026

Project: Validation of an Aseptic Vial Filling Line

Service: MEP Systems DesignService: HVACService: Electrical SystemsIndustry: PharmaceuticalIndustry: Life SciencesType: MEP+40 more

Website View profile

A.P. Consulting Engineers, DPC

Elmont, NY

MEP, Lighting, Energy, and Life Safety Engineering

WebsitePhone2 offices8 credentialsUpdated Jun 2026

Service detail: MEP Services

Service: MEP ServicesService: Mechanical DesignService: Electrical DesignIndustry: Arts & CultureIndustry: ResidentialType: MEP+18 more

Website View profile

AK Consulting Services, Inc.

Jackson Heights, NY

Multidisciplinary Engineering, Special Inspections & Expediting Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Design and AnalysisService: Cast-in-Place ConcreteIndustry: CommercialIndustry: RetailType: MEP+81 more

Website View profile

ANZ Consulting Engineering

New York, NY

Engineering The Future

Website1 office1 credentialsUpdated Jun 2026

Service detail: MEP & Fire Protection Engineering

Service: MEP & Fire Protection EngineeringService: Mechanical SystemsService: Electrical SystemsIndustry: CommercialIndustry: ResidentialType: MEP+19 more

Website View profile

ARPE Engineering, LLC

Coral Gables, FL

Trusted Expertise in Mechanical, Electrical and Plumbing Engineering Design

WebsitePhone1 office10 projects1 credentialsFounded 2004Updated Jun 2026

Project: Glasshaus In The Grove

Service: Electrical Engineering ServicesService: Lighting DesignService: Power Distribution & Utility CoordinationIndustry: ResidentialIndustry: Multifamily ResidentialType: MEP+31 more

Website View profile

AVCON Engineering PC

New York, NY

Any Scale, Every Detail Handled.

WebsitePhone1 office9 projects1 leadersSize Estimate: 1-25 employeesUpdated Jun 2026

Project: Saks Fifth Avenue Flagship Renovation

Service: Mechanical EngineeringService: Air Conditioning & HeatingService: Ventilation & Exhaust SystemsIndustry: CommercialIndustry: RetailType: MEP+50 more

Website View profile

AZA Engineering

New York, NY

Build better. Design right.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Mechanical Engineering Design

Service: Mechanical Engineering DesignService: HVAC and Climate Control SystemsService: Commercial Kitchen VentilationIndustry: ResidentialIndustry: CommercialType: MEP+30 more

Website View profile

Abonmarche Consultants, Inc.

Many Disciplines One Team

Website2 projects10 credentials2 publicationsFounded 1979Size Estimate: 200-250 employeesUpdated Jun 2026

Project: Haven Hollow Park Improvements

Service: Civil EngineeringService: Stormwater ManagementService: Utility EngineeringIndustry: GovernmentIndustry: InfrastructureType: Architecture & Engineering+57 more

Website View profile

Advanced Professional Engineering Consultants

Corona, CA

Built for real world project delivery

WebsitePhone1 office5 credentialsFounded 2005Updated Jun 2026

Service detail: Mechanical Engineering & HVAC Design

Service: Mechanical Engineering & HVAC DesignService: HVAC System Design and Air DistributionService: Cooling Systems and Chilled Water DesignIndustry: CommercialIndustry: RetailType: MEP+46 more

Website View profile

Aillet, Fenner, Jolly & McClelland, Inc.

AFJMc is a consulting engineering firm with more than 55 years of experience delivering civil, structural, mechanical, electrical, and transportation engineering services. Its portfolio includes roadways, bridges, utility and site design, industrial process systems, higher education facilities, healthcare facilities, government buildings, sports and recreation facilities, and commercial projects.

Website3 projectsUpdated Jun 2026

Project: Jimmie Davis Bridge (LA 511) Replace/Rehab

Service: Civil EngineeringService: Site PlanningService: Stormwater ManagementIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

Website View profile

AlfaTech

Harmonizing Relationships, Sustainability and Innovation

Website10 projects13 leadersUpdated Jun 2026

Project: The Lucas Museum of Narrative Art

Service: MEP EngineeringService: Mechanical Engineering DesignService: Electrical Engineering DesignIndustry: CommercialIndustry: RetailType: MEP+65 more

Website View profile

Algebra AEC, LLC

Cleveland, OH

MEP & Sustainability Consulting

WebsitePhone1 office18 projects1 leadersFounded 2014Size Estimate: 5-30 employees

Project: Cleveland Clinic / CWRU - Health Education Campus

Service: MEP EngineeringService: HVAC EngineeringService: Plumbing EngineeringIndustry: HealthcareIndustry: EducationType: MEP+33 more

Website View profile

Alpine Engineers

Woodland, WA

A Unique Approach For A Unique Region

WebsitePhone1 office10 projectsUpdated Jun 2026

Project: Bell-10

Service: Plumbing EngineeringService: Stamped full plumbing design drawingsService: Plumbing design specificationsIndustry: CommercialIndustry: Multifamily ResidentialType: Mechanical Engineering+22 more

Website View profile

Altieri Sebor Wieber, LLC

Wilton, CT

Making Bold Visions Work

WebsitePhone2 offices5 projects1 leaders2 credentialsUpdated Jun 2026

Project: David Rockefeller Creative Arts Center

Service: MEPF EngineeringService: Mechanical EngineeringService: Building Automation and Energy ManagementIndustry: Arts & CultureIndustry: EducationType: MEP+56 more

Website View profile

Ameresco, Inc.

Leading the global energy transition as a full-service energy partner

WebsiteUpdated Jun 2026

Service detail: Energy Efficiency

Service: Energy EfficiencyService: Indoor Lighting & ControlsService: LED Street & Area LightingIndustry: FederalIndustry: GovernmentType: Power & Utility Engineering+40 more

Website View profile

AnSight LLC

Ann Arbor, MI

Insights Through Analysis

WebsitePhone1 office3 projects1 leaders7 credentials3 publications

Project: Laboratory Fume Hood Exhaust Plume Analysis

Service: HVAC and Building Systems OptimizationService: HVAC Performance OptimizationService: Radiant Systems Design OptimizationIndustry: Data CentersIndustry: Mission Critical FacilitiesType: Mechanical Engineering+34 more

Website View profile

Astral Engineers P.C.

Rancho Cucamonga, CA

Professional Engineering Services - Mechanical, Electrical, Plumbing, Technology, Fire Protection

WebsitePhone2 offices11 projects3 leaders1 credentials1 publications

Project: Mohs & GI Procedure Room Renovation

Service: Mechanical EngineeringService: Air Handling Unit DesignService: Central Utility PlantsIndustry: HealthcareIndustry: FederalType: MEP+51 more

Website View profile

BAA Mechanical Engineers, Inc.

Atlanta, GA

Providing Expert Mechanical Design Services Since 1946

WebsitePhone1 office3 leadersFounded 1946Updated Jun 2026

Service detail: HVAC Design

Service: HVAC DesignService: Plumbing DesignService: Hot and Cold Water Piping SystemsIndustry: EducationIndustry: HealthcareType: Mechanical Engineering+32 more

Website View profile

Baird, Hampton & Brown, Inc.

Fort Worth, TX

Building Partners

Website5 offices11 projects16 leaders24 credentialsFounded 1992Size Estimate: 140+ employees

Project: Bob Bolen Public Safety Complex

Service: Civil EngineeringService: Site DevelopmentService: Municipal InfrastructureIndustry: CommercialIndustry: RetailType: Civil Engineering+66 more

Website View profile

Bemis Associates, LLC

Farmington, CT

Practical and sustainable engineering design for MEP and fire protection systems

WebsitePhone1 office6 projects2 leaders1 credentialsFounded 1929

Project: Ella Grasso Technical High School

Service: Project Management and ConsultingService: Conceptual DesignService: Working Drawings and SpecificationsIndustry: EducationIndustry: HealthcareType: MEP+58 more

Website View profile

Bender Energy Group, LLC

Cincinnati, OH

The Leader In Energy Management Services.

Website1 office1 credentialsUpdated Jun 2026

Service detail: Facility Energy Auditing

Service: Facility Energy AuditingService: Investment-Grade Energy AuditsService: Resource Conservation Measure AnalysisIndustry: CommercialIndustry: GovernmentType: Mechanical Engineering+16 more

Website View profile

Bildworx Design

Fort Lauderdale, FL

Engineering Consultants Serving the Architectural Engineering Industry

WebsitePhone2 offices4 leadersUpdated Jun 2026

Service detail: MEP Consulting

Service: MEP ConsultingService: Mechanical EngineeringService: HVAC Design and Equipment SelectionIndustry: CommercialIndustry: ResidentialType: MEP+45 more

Website View profile

Bowman, Foster & Associates

Norfolk, VA

Mechanical, Electrical, and Plumbing Professional Engineers

WebsitePhone1 office9 projects9 leadersFounded 1961Size Estimate: 1-25 employees

Project: Women's Mental Health Services and Primary Care Clinic, VA Medical Center

Service: Mechanical EngineeringService: HVAC design for system replacements and upgradesService: Central plant design (boiler, chilled water, condenser water)Industry: FederalIndustry: GovernmentType: MEP+59 more

Website View profile

CI-MECH Engineering LLC

Jacksonville, FL

Civil, Mechanical, Electrical, and Plumbing Engineering Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: MEP Engineering

Service: MEP EngineeringService: Mechanical DesignService: Heating and Cooling Load CalculationsIndustry: ResidentialIndustry: CommercialType: MEP+39 more

Website View profile