Engineering Firms
Ranked by No. of licensed engineers.
BizWest’s ranking includes engineering firms with offices in the Boulder Valley and Northern Colorado. The list uses the number of licensed engineers in the region as the ranking criterion, reflecting the overall size and market presence of each firm. Data is drawn from responses to BizWest surveys.
Source: BizWest research.
Researched by Sandy Powell, [email protected].
| Rank | FirmFirm | AddressAddress | No. of licensed engineersNo. of licensed engineers | EmployeesEmployees | Services providedServices provided | Year foundedYear founded | Person in chargePerson in charge |
|---|---|---|---|---|---|---|---|
| 1 |
KL & A Inc. KL & A Inc. |
421 E. Fourth St. 421 E. Fourth St. Loveland, CO, 80537 Loveland, CO, 80537 | 22 | 44 | Consulting structural engineers. | 1994 | Greg Kingsley, CEO/president |
| 2 |
Ayres Associates Ayres Associates |
3665 John F. Kennedy Parkway, Building 2, Suite 100 3665 John F. Kennedy Parkway, Building 2, Suite 100 Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 20 | 71 | Water resources engineering, river engineering, municipal engineering, urban planning, aerial mapping, transportation engineering, subsurface utility engineering. | 1959 | Anthony Alvarado, vice president |
| 3 |
EPS Group Inc. EPS Group Inc. |
301 N. Howes Street, Suite 100 301 N. Howes Street, Suite 100 Fort Collins, CO, 80521 Fort Collins, CO, 80521 | 14 | 44 | Civil Engineering | Planning | Surveying | Landscape Architecture | Construction Management | 2003 | Bryan Kitchen, president |
| 4 |
ESC Engineering Inc. (an ENTRUST Solutions Group company) ESC Engineering Inc. (an ENTRUST Solutions Group company) |
3540 John F. Kennedy Pkwy 3540 John F. Kennedy Pkwy Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 12 | 40 | Power engineering, planning, automation & integration for electric utilities, industrial, and energy. Gas engineering for utilities and midstream. Specializing in design of substation, HV transmission | 1978 | Kevin Hartig, principal |
| 5 |
Galloway & Company, LLC Galloway & Company, LLC |
5235 Ronald Reagan Blvd., Suite 200 5235 Ronald Reagan Blvd., Suite 200 Johnstown, CO, 80534 Johnstown, CO, 80534 | 11 | 43 | Civil, water resources, mechanical/plumbing, electrical, landscape architecture, structural, and survey | 1982 | Rob Van Uffelen, principal/Northern Colorado regional manager |
| 6 |
TST Inc. Consulting Engineers TST Inc. Consulting Engineers |
748 Whalers Way, Ste. 200 748 Whalers Way, Ste. 200 Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 11 | 25 | General Civil Engineering and Landscape Architecture for Public and Privet Sector Clints | 1977 | Donald Taranto, president |
| 7 |
Lamp Rynearson Inc. Lamp Rynearson Inc. |
4715 Innovation Drive, Ste. 100 4715 Innovation Drive, Ste. 100 Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 8 | 23 | Civil Engineering, Municipal Infrastructure, Land Development, Oil/Gas Site Permitting, Solar Site Permitting, Transportation and Traffic, Land Survey, Water, and Wastewater. | 1959 | Pat Hillyer, design group and Fort Collins office leader, Board of Directors |
| 8 |
Colorado Civil Group Inc. Colorado Civil Group Inc. |
2204 Hoffman Drive 2204 Hoffman Drive Loveland, CO, 80538 Loveland, CO, 80538 | 8 | 9 | Municipal engineering and land development services with specialties in arterial roadways, potable water distribution, sanitary sewer collection, storm drainage, master plans and construction. | 2007 | Dave Lindsay, president |
| 9 |
Brendle Group Inc. Brendle Group Inc. |
212 W. Mulberry St. 212 W. Mulberry St. Fort Collins, CO, 80521 Fort Collins, CO, 80521 | 6 | 30 | assessments and audits, scenario modeling and feasibility analysis, microgrids and renewables, greenhouse gas accounting, sustainable design and certification, electric vehicle feasibility studies | 1996 | Judy Dorsey, president |
| 10 |
AgPro Environmental Services LLC, dba AGPROfessionals AgPro Environmental Services LLC, dba AGPROfessionals |
4505 W. 29th St. 4505 W. 29th St. Greeley, CO, 80634 Greeley, CO, 80634 | 6 | 30 | Civil, structural, agriculture, geotechnical, environmental engineering. | 2000 | Thomas Haren, CEO |
| 11 |
Ascent Group Inc. Ascent Group Inc. |
1711 Pearl St., Suite 300 1711 Pearl St., Suite 300 Boulder, CO, 80302 Boulder, CO, 80302 | 6 | 10 | Structural Engineering for Residential, Commercial, and Federal projects throughout Colorado and the nation. We also provide designs for Pools, Curtainwalls, Connections and Structural Investigations. | 2000 | Lee Winkler, principal |
| 12 |
Terracon Consultants Inc. Terracon Consultants Inc. |
1901 Sharp Point Drive, Suite C 1901 Sharp Point Drive, Suite C Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 4 | 43 | Geotechnical, environmental, materials and facilities. | 1965 | John Graves, vice president |
| 13 |
Bowman Consulting Group Ltd Bowman Consulting Group Ltd |
323 Third Ave., Suite 100 323 Third Ave., Suite 100 Longmont, CO, 80501 Longmont, CO, 80501 | 4 | 13 | Mechanical, electrical, plumbing design, forensic engineering/expert witness, commissioning, energy analysis, building-performance verification. | 1995 | Peter D'Antonio, principal |
| 14 |
Chayah Consulting Group Chayah Consulting Group |
4055 St. Cloud Drive, Unit 250 4055 St. Cloud Drive, Unit 250 Loveland, CO, 80538 Loveland, CO, 80538 | 4 | 8 | Civil and structural engineering and consulting for municipal, industrial, health care, industrial, hospitality, commercial, multifamily, energy and residential clients. | 2010 | Cody Geisendorfer, principal engineer |
| 15 |
LandOne Engineering LLC LandOne Engineering LLC |
361 71st Ave., #100 361 71st Ave., #100 Greeley, CO, 80634 Greeley, CO, 80634 | 4 | 8 | Civil engineering for land development, site design, residential/commercial subdivision, multi-family, entitlement services and management for support services. | 2017 | Daniel Hull, owner |
| 16 |
SiteWorks SiteWorks |
1911 11th Street, Suite 200 1911 11th Street, Suite 200 Boulder, CO, 80302 Boulder, CO, 80302 | 4 | 6 | engineering, planning, and design firm. | 2022 | Donald (Dash) Ash, managing partner |
| 17 |
CTL|Thompson Inc. CTL|Thompson Inc. |
400 N. Link Lane 400 N. Link Lane Fort Collins, CO, 80524 Fort Collins, CO, 80524 | 3 | 28 | Material testing, construction observation, structural & foundation design, geotechnical investigations, septic design, environmental engineering, asbestos testing, phase I and II site assessments. | 1971 | Wyatt Knutson, VP, Division Manager |
| 18 |
Aqua Engineering Inc. Aqua Engineering Inc. |
300 Boardwalk Dr, Unit 4B 300 Boardwalk Dr, Unit 4B Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 3 | 9 | Irrigation and pump system engineering; water feature mechanical engineering; master plans; construction documents, construction period services; irrigation water audits; raw water conversion studies | 1975 | Robert Beccard, president |
| 19 |
Larsen Structural Design Larsen Structural Design |
320 Maple St., Suite 120 320 Maple St., Suite 120 Fort Collins, CO, 80521 Fort Collins, CO, 80521 | 3 | 3 | Structural engineering. | 2005 | Blake Larsen, principal |
| 20 |
Gehring & Associates, Architectural Engineers Gehring & Associates, Architectural Engineers |
5100 N. Foothills Highway 5100 N. Foothills Highway Boulder, CO, 80302-9363 Boulder, CO, 80302-9363 | 3 | 2 | Mechanical, electrical and plumbing engineering for building construction industry. | 1996 | Elizabeth Gehring, PE/LEED AP |
| 21 |
Kumar & Associates Inc. Kumar & Associates Inc. |
800 Stockton Ave., #4 800 Stockton Ave., #4 Fort Collins, CO, 80524 Fort Collins, CO, 80524 | 2 | 14 | Geotechnical engineering, engineering geology, construction materials testing/third party inspection, environmental services. | 1989 | Joshua Barker, principal, senior engineer |
| 22 |
Frontier Metal Stamping Inc. Frontier Metal Stamping Inc. |
3764 Puritan Way 3764 Puritan Way Frederick, CO, 80516 Frederick, CO, 80516 | 1 | 26 | We build custom metal parts. Engineering Services include: Design for fabrication reviews. Fully staffed tool and die department (prog dies R'us). Precision metal stamping and metal fabrication. | 1984 | Steven O'Donnell, president |
| 23 |
PHI-D&E Inc., dba Crown Jade Design & Engineering PHI-D&E Inc., dba Crown Jade Design & Engineering |
NA NA NA, CO, 80634 NA, CO, 80634 | 1 | 4 | Architectural drafting and structural engineering firm specializing in alternative construction, including Superior Walls, Passive House, straw bale, timber, log, rammed earth, tiny homes. | 2004 | Mark Benjamin, PE |
| 24 |
Schmid Engineering Schmid Engineering |
2874 Telluride Place 2874 Telluride Place Loveland, CO, 80538 Loveland, CO, 80538 | 1 | 2 | Structural and architectural engineering. | 1981 | Greg Schmid, owner/engineer |
| 25 |
Pendergrast & Associates Inc. Pendergrast & Associates Inc. |
535 Ithaca Drice 535 Ithaca Drice Boulder, CO, 80305 Boulder, CO, 80305 | 1 | 1 | Structural engineering. | 1977 | Stephen Pendergrast, president |
Top 10 Engineering Firms
Ranked by No. of licensed engineers.
Top 10 Engineering Firms
Ranked by No. of local employees.
Ranked by No. of licensed engineers.
BizWest’s ranking includes engineering firms with offices in the Boulder Valley and Northern Colorado. The list uses the number of licensed engineers in the region as the ranking criterion, reflecting the overall size and market presence of each firm. Data is drawn from responses to BizWest surveys.
Source: BizWest research.
Researched by Sandy Powell, [email protected].
| Rank | FirmFirm | AddressAddress | No. of licensed engineersNo. of licensed engineers | EmployeesEmployees | Services providedServices provided | Year foundedYear founded | Person in chargePerson in charge |
|---|---|---|---|---|---|---|---|
| 1 |
KL & A Inc. KL & A Inc. |
421 E. Fourth St. 421 E. Fourth St. Loveland, CO, 80537 Loveland, CO, 80537 | 22 | 44 | Consulting structural engineers. | 1994 | Greg Kingsley, CEO/president |
| 2 |
Ayres Associates Ayres Associates |
3665 John F. Kennedy Parkway, Building 2, Suite 100 3665 John F. Kennedy Parkway, Building 2, Suite 100 Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 20 | 71 | Water resources engineering, river engineering, municipal engineering, urban planning, aerial mapping, transportation engineering, subsurface utility engineering. | 1959 | Anthony Alvarado, vice president |
| 3 |
EPS Group Inc. EPS Group Inc. |
301 N. Howes Street, Suite 100 301 N. Howes Street, Suite 100 Fort Collins, CO, 80521 Fort Collins, CO, 80521 | 14 | 44 | Civil Engineering | Planning | Surveying | Landscape Architecture | Construction Management | 2003 | Bryan Kitchen, president |
| 4 |
ESC Engineering Inc. (an ENTRUST Solutions Group company) ESC Engineering Inc. (an ENTRUST Solutions Group company) |
3540 John F. Kennedy Pkwy 3540 John F. Kennedy Pkwy Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 12 | 40 | Power engineering, planning, automation & integration for electric utilities, industrial, and energy. Gas engineering for utilities and midstream. Specializing in design of substation, HV transmission | 1978 | Kevin Hartig, principal |
| 5 |
Galloway & Company, LLC Galloway & Company, LLC |
5235 Ronald Reagan Blvd., Suite 200 5235 Ronald Reagan Blvd., Suite 200 Johnstown, CO, 80534 Johnstown, CO, 80534 | 11 | 43 | Civil, water resources, mechanical/plumbing, electrical, landscape architecture, structural, and survey | 1982 | Rob Van Uffelen, principal/Northern Colorado regional manager |
| 6 |
TST Inc. Consulting Engineers TST Inc. Consulting Engineers |
748 Whalers Way, Ste. 200 748 Whalers Way, Ste. 200 Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 11 | 25 | General Civil Engineering and Landscape Architecture for Public and Privet Sector Clints | 1977 | Donald Taranto, president |
| 7 |
Lamp Rynearson Inc. Lamp Rynearson Inc. |
4715 Innovation Drive, Ste. 100 4715 Innovation Drive, Ste. 100 Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 8 | 23 | Civil Engineering, Municipal Infrastructure, Land Development, Oil/Gas Site Permitting, Solar Site Permitting, Transportation and Traffic, Land Survey, Water, and Wastewater. | 1959 | Pat Hillyer, design group and Fort Collins office leader, Board of Directors |
| 8 |
Colorado Civil Group Inc. Colorado Civil Group Inc. |
2204 Hoffman Drive 2204 Hoffman Drive Loveland, CO, 80538 Loveland, CO, 80538 | 8 | 9 | Municipal engineering and land development services with specialties in arterial roadways, potable water distribution, sanitary sewer collection, storm drainage, master plans and construction. | 2007 | Dave Lindsay, president |
| 9 |
Brendle Group Inc. Brendle Group Inc. |
212 W. Mulberry St. 212 W. Mulberry St. Fort Collins, CO, 80521 Fort Collins, CO, 80521 | 6 | 30 | assessments and audits, scenario modeling and feasibility analysis, microgrids and renewables, greenhouse gas accounting, sustainable design and certification, electric vehicle feasibility studies | 1996 | Judy Dorsey, president |
| 10 |
AgPro Environmental Services LLC, dba AGPROfessionals AgPro Environmental Services LLC, dba AGPROfessionals |
4505 W. 29th St. 4505 W. 29th St. Greeley, CO, 80634 Greeley, CO, 80634 | 6 | 30 | Civil, structural, agriculture, geotechnical, environmental engineering. | 2000 | Thomas Haren, CEO |
| 11 |
Ascent Group Inc. Ascent Group Inc. |
1711 Pearl St., Suite 300 1711 Pearl St., Suite 300 Boulder, CO, 80302 Boulder, CO, 80302 | 6 | 10 | Structural Engineering for Residential, Commercial, and Federal projects throughout Colorado and the nation. We also provide designs for Pools, Curtainwalls, Connections and Structural Investigations. | 2000 | Lee Winkler, principal |
| 12 |
Terracon Consultants Inc. Terracon Consultants Inc. |
1901 Sharp Point Drive, Suite C 1901 Sharp Point Drive, Suite C Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 4 | 43 | Geotechnical, environmental, materials and facilities. | 1965 | John Graves, vice president |
| 13 |
Bowman Consulting Group Ltd Bowman Consulting Group Ltd |
323 Third Ave., Suite 100 323 Third Ave., Suite 100 Longmont, CO, 80501 Longmont, CO, 80501 | 4 | 13 | Mechanical, electrical, plumbing design, forensic engineering/expert witness, commissioning, energy analysis, building-performance verification. | 1995 | Peter D'Antonio, principal |
| 14 |
Chayah Consulting Group Chayah Consulting Group |
4055 St. Cloud Drive, Unit 250 4055 St. Cloud Drive, Unit 250 Loveland, CO, 80538 Loveland, CO, 80538 | 4 | 8 | Civil and structural engineering and consulting for municipal, industrial, health care, industrial, hospitality, commercial, multifamily, energy and residential clients. | 2010 | Cody Geisendorfer, principal engineer |
| 15 |
LandOne Engineering LLC LandOne Engineering LLC |
361 71st Ave., #100 361 71st Ave., #100 Greeley, CO, 80634 Greeley, CO, 80634 | 4 | 8 | Civil engineering for land development, site design, residential/commercial subdivision, multi-family, entitlement services and management for support services. | 2017 | Daniel Hull, owner |
| 16 |
SiteWorks SiteWorks |
1911 11th Street, Suite 200 1911 11th Street, Suite 200 Boulder, CO, 80302 Boulder, CO, 80302 | 4 | 6 | engineering, planning, and design firm. | 2022 | Donald (Dash) Ash, managing partner |
| 17 |
CTL|Thompson Inc. CTL|Thompson Inc. |
400 N. Link Lane 400 N. Link Lane Fort Collins, CO, 80524 Fort Collins, CO, 80524 | 3 | 28 | Material testing, construction observation, structural & foundation design, geotechnical investigations, septic design, environmental engineering, asbestos testing, phase I and II site assessments. | 1971 | Wyatt Knutson, VP, Division Manager |
| 18 |
Aqua Engineering Inc. Aqua Engineering Inc. |
300 Boardwalk Dr, Unit 4B 300 Boardwalk Dr, Unit 4B Fort Collins, CO, 80525 Fort Collins, CO, 80525 | 3 | 9 | Irrigation and pump system engineering; water feature mechanical engineering; master plans; construction documents, construction period services; irrigation water audits; raw water conversion studies | 1975 | Robert Beccard, president |
| 19 |
Larsen Structural Design Larsen Structural Design |
320 Maple St., Suite 120 320 Maple St., Suite 120 Fort Collins, CO, 80521 Fort Collins, CO, 80521 | 3 | 3 | Structural engineering. | 2005 | Blake Larsen, principal |
| 20 |
Gehring & Associates, Architectural Engineers Gehring & Associates, Architectural Engineers |
5100 N. Foothills Highway 5100 N. Foothills Highway Boulder, CO, 80302-9363 Boulder, CO, 80302-9363 | 3 | 2 | Mechanical, electrical and plumbing engineering for building construction industry. | 1996 | Elizabeth Gehring, PE/LEED AP |
| 21 |
Kumar & Associates Inc. Kumar & Associates Inc. |
800 Stockton Ave., #4 800 Stockton Ave., #4 Fort Collins, CO, 80524 Fort Collins, CO, 80524 | 2 | 14 | Geotechnical engineering, engineering geology, construction materials testing/third party inspection, environmental services. | 1989 | Joshua Barker, principal, senior engineer |
| 22 |
Frontier Metal Stamping Inc. Frontier Metal Stamping Inc. |
3764 Puritan Way 3764 Puritan Way Frederick, CO, 80516 Frederick, CO, 80516 | 1 | 26 | We build custom metal parts. Engineering Services include: Design for fabrication reviews. Fully staffed tool and die department (prog dies R'us). Precision metal stamping and metal fabrication. | 1984 | Steven O'Donnell, president |
| 23 |
PHI-D&E Inc., dba Crown Jade Design & Engineering PHI-D&E Inc., dba Crown Jade Design & Engineering |
NA NA NA, CO, 80634 NA, CO, 80634 | 1 | 4 | Architectural drafting and structural engineering firm specializing in alternative construction, including Superior Walls, Passive House, straw bale, timber, log, rammed earth, tiny homes. | 2004 | Mark Benjamin, PE |
| 24 |
Schmid Engineering Schmid Engineering |
2874 Telluride Place 2874 Telluride Place Loveland, CO, 80538 Loveland, CO, 80538 | 1 | 2 | Structural and architectural engineering. | 1981 | Greg Schmid, owner/engineer |
| 25 |
Pendergrast & Associates Inc. Pendergrast & Associates Inc. |
535 Ithaca Drice 535 Ithaca Drice Boulder, CO, 80305 Boulder, CO, 80305 | 1 | 1 | Structural engineering. | 1977 | Stephen Pendergrast, president |
