Construction Estimator - Exterior Restorations JobotConstruction Estimator - Exterior RestorationsTampa, FL$120,000–$150,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Based in Florida with projects nationwide, we are a $120M+ Commercial Construction Company that does hotel renovations and concrete restoration!
REMOTE Estimator - Construction JobotREMOTE Estimator - ConstructionTampa, FLRemote$100,000–$130,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.
Purchasing Estimator Lennar CorporationPurchasing EstimatorTampa, FLLennar is one of the nation's leading homebuilders, dedicated to making an impact and creating an extraordinary experience for their Homeowners, Communities, and Associates by building quality homes and providing exceptional customer service, giving back to the communities in which we work and live in, and fostering a culture of opportunity and growth for our Associates throughout their career. Requires the ability to work more than eight hours per day in the confined quarters of a construction trailer, the ability to operate a motor vehicle, read plans, climb stairs and ladders, bend, stoop, reach, lift, move and/or carry equipment which may be in excess of 50 pounds.
Senior Estimator - Commercial Roofing JobotSenior Estimator - Commercial RoofingTampa, FL$80,000–$130,000 / yearThis organization has built a strong reputation across Florida through long-term relationships, high-quality execution, and a strong focus on reroofing, service, maintenance, and building envelope solutions — no ground-up/new construction work. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
NewCommercial Plumbing Estimator PREMIUM PLUMBING LLCCommercial Plumbing EstimatorTampa, FL$70,000–$80,000 / yearPremium Plumbing is expanding and seeking an experienced Plumbing Estimator to focus on small to mid-size commercial projects (typically $2K$150K). This is an ideal role for someone whos confident with takeoffs, detail-oriented, and ready to help our team deliver accurate, competitive bids.
Purchasing Estimator Lennar HomesPurchasing EstimatorTampa, FLFull timeLennar is one of the nation's leading homebuilders, dedicated to making an impact and creating an extraordinary experience for their Homeowners, Communities, and Associates by building quality homes and providing exceptional customer service, giving back to the communities in which we work and live in, and fostering a culture of opportunity and growth for our Associates throughout their career. Requires the ability to work more than eight hours per day in the confined quarters of a construction trailer, the ability to operate a motor vehicle, read plans, climb stairs and ladders, bend, stoop, reach, lift, move and/or carry equipment which may be in excess of 50 pounds.
Senior Electrical Construction Estimator Kelso IndustriesSenior Electrical Construction EstimatorClearwater, FLThe successful candidate will be able to interpret construction documents, identify project risks and opportunities, develop detailed estimates, and collaborate effectively with project managers, engineers, general contractors, subcontractors, vendors, and clients. Success in this position will be measured by the ability to consistently produce accurate and competitive estimates, meet bid deadlines, identify project risks and opportunities, maintain strong relationships with clients and vendors, and support successful project handoffs from estimating to operations.
Residential Construction Estimator GpacResidential Construction EstimatorTampa, FL75000–91000If you are a detail-oriented Estimator with a strong understanding of residential construction costs, exceptional analytical skills, and a passion for delivering accurate, competitive bids, we'd like to hear from you. GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990.
Estimator - Construction/Installations ( CLEARWATER, FL ) Southern Pump & Tank CoEstimator - Construction/Installations ( CLEARWATER, FL )Clearwater, FLResponsibilities will include reviewing blueprints, specifications, and related documents, gathering subcontractor proposals, calculating project costs, and building project estimates. Additionally, the estimator will work with project managers to ensure awarded project cost is managed against the estimated value.
Senior Commercial Construction Estimator Davron LLCSenior Commercial Construction EstimatorTampa, FLSENIOR COMMERCIAL CONSTRUCTION ESTIMATOR | COMMERCIAL ESTIMATOR | PRECONSTRUCTION ESTIMATOR | CONSTRUCTION ESTIMATING | BLUEBEAM | PROCORE | EXCEL | HARD BIDS | SUBCONTRACTOR BID LEVELING | CSI DIVISIONS | SCOPE GAP REVIEW | COMMERCIAL CONSTRUCTION. This is an exciting opportunity to join a well-established contractor known for handling a wide range of commercial projects, where your ability to lead estimating strategy, identify risk, close scope gaps, and protect margin will make a direct impact.
Construction Estimator - Residential & Light Commercial Projects MUECKE Design & ConstructionConstruction Estimator - Residential & Light Commercial ProjectsTampa, FL$25–$35 / hourThe Construction Estimator will review plans and specifications, complete detailed takeoffs, coordinate pricing with subcontractors and suppliers, level competing bids, and prepare accurate proposals for review with owners, architects, and designers. This position is well suited for a detail-oriented construction professional who enjoys reviewing plans, developing accurate estimates, coordinating subcontractor pricing, and helping projects move successfully from preconstruction into execution.
Residential Construction Assistant Estimator GpacResidential Construction Assistant EstimatorTampa, FL45000–58000If you are a detail-oriented Estimator with a strong understanding of residential construction costs, exceptional analytical skills, and a passion for delivering accurate, competitive bids, we'd like to hear from you. GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990.
Residential Construction Senior Estimator GpacResidential Construction Senior EstimatorTampa, FL110000–135000If you are a detail-oriented Estimator with a strong understanding of residential construction costs, exceptional analytical skills, and a passion for delivering accurate, competitive bids, we'd like to hear from you. GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990.
Construction Estimator Marand Builders IncConstruction EstimatorTampa, FLResponsibilities Prepare and complete forecasts of project costs by reviewing drawings and specifications, gather details, compile data, and attend site visits before the estimate is due for submission including CSI division breakdown of costs and written assumptions/clarifications document. Must be able to rely on the use of construction plans and their own experience in the industry to prepare and analyze project budgets to ensure achievement of company financial goals, values, and mission as related to preconstruction."I think precon gives a great opportunity to develop your professional and personal network.
Estimator - Construction Path ConstructionEstimator - ConstructionTampa, FL$85,000–$110,000 / yearOur experience spans projects of all sizes and types, including healthcare, hospitality, higher education, multifamily, self-storage, senior living, transportation, water and wastewater treatment, convention centers, laboratories, and correctional facilities. This position plays a key role in leading and supporting the estimating process, ensuring accurate, competitive, and high-quality bids.
["Construction Estimator","Construction Estimator"] Michael Page["Construction Estimator","Construction Estimator"]Tampa$125,000–$150,000 / yearPrepare accurate and detailed cost estimates for construction projects, including materials, labor, and equipment. Collaborate with project managers, architects, and contractors to develop realistic project budgets.
["Construction Estimator","Construction Estimator"] RimePro["Construction Estimator","Construction Estimator"]TampaThis is a chance to lead precon efforts on projects up to $15M across healthcare, financial, and light industrial sectors, working closely with trade partners, architects, and clients from the earliest stages of a project through award. Prepare cost estimates and forecasts by reviewing drawings and specs, gathering data, and attending site visits ahead of submission deadlines.
Pre-Construction Manager & Estimator Aureate DevelopmentPre-Construction Manager & EstimatorTampa, FLThe Preconstruction Manager & Estimator is responsible for designing, developing and maintaining automated systems to improve efficiency by writing code, creating scripts, and troubleshooting errors. This position is responsible for collaborating with the leadership teams at each entity of the Patel Family Office to document processes, test solutions, and staying updated on new automation technologies.
NewElectrical Estimator Cornerstone RecruitingElectrical EstimatorTampa, FLElectrical Estimator Tampa or Orlando A fastly growing Electrical Contractor in Florida is actively searching for a Electrical Estimator to join their estimating department at either the Tampa or Orlando office. This company focuses on new electrical projects for large Commercial/Multifamily buildings all throughout the Southeast Region.
Estimator - Multifamily Construction - Tampa, FL Mountain Management GroupEstimator - Multifamily Construction - Tampa, FLTampa, FloridaResponsibilities and Qualifications include: Responsible for overall pre-construction services. Proficiency in Microsoft Office Suite, Word and Timberline software.
NewConstruction Estimator Michael Page InternationalConstruction EstimatorTampa, Florida$120,000–$135,000 / yearFull timeThey are recognized for their innovative approach to construction projects and their commitment to delivering high-quality results. Job DescriptionAnalyze project plans, specifications, and other documentation to prepare detailed cost estimates.
Estimator - Civil (Water/Wastewater) PCL Constructors IncEstimator - Civil (Water/Wastewater)Tampa, FLAs a Estimator - Civil (Water/Wastewater) for PCL Civil Constructors, Inc. in Tampa, Florida, you'll have the opportunity to drive the success of complex civil infrastructure projects by leading the development of strategic, high-impact estimates, collaborating with cross-functional teams, and helping secure and deliver critical water and wastewater projects that enhance and sustain the communities we serve. Heres how a Estimator - Civil (Water/Wastewater) for PCL Civil Constructors, Inc. within Civil East contributes to our team: Drives the development of accurate, competitive, and strategic cost estimates for complex civil infrastructure projects, with a focus on water and wastewaterPartners with operations, project management, and business development teams to position pursuits for success.
Estimator (Tampa) PCL Constructors IncEstimator (Tampa)Tampa, FLExtensive knowledge of key principles involved in bid preparation; including quantity takeoff procedures and systems, subtrade partner procurement, pricing, interdepartmental functions, general expense philosophy and bid-closing procedures. At PCL Construction Services, Inc., part of the PCL Family of Companies (PCL), we don't just build projects-we build opportunities, careers and communities.
Construction Estimator GpacConstruction EstimatorTampa, FL100000–180000Provide leadership and oversight of work with clients in the pursuit of new projects and conceptually prepare rough budgets for repeat clients. GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990.
Mechanical Estimator MWHMechanical EstimatorTampa, FLRemote$85,000–$145,000 / yearIncorporating industry-leading preconstruction and construction services, the Company’s multi-disciplined team of engineering and construction professionals delivers a wide range of projects, including new facilities, infrastructure improvement and expansion, and capital construction services. With the ultimate goal of delivering maximum value to clients and their local communities, MWH Constructors provides single-source, integrated design and construction services through a full range of project delivery methods.
NICET IV Fire Alarm Estimator MCS of TampaNICET IV Fire Alarm EstimatorTampa, FLMCS provides a broad range of technology products and services organized in six core lines of business – Telecommunications, Structured Cabling, Audio Visual, Security and Life Safety Systems, Electrical Distribution Systems, and Unified Communications. The NICET IV Fire Alarm Estimator must demonstrate a strong ability to analyze project specifications and accurately estimate the costs associated with fire alarm systems, including equipment, labor, and materials.
Residential Plumbing Estimator IES Holdings IncResidential Plumbing EstimatorTampa, FLKey Responsibilities Review project plans, specifications, and bid documents to determine project scope and requirements Prepare accurate plumbing estimates from construction plans and specifications Perform material and labor quantity takeoffs Develop plumbing isometrics and gas riser diagrams Identify scope gaps, design conflicts, cost risks, and value engineering opportunities Prepare and distribute bid transmittals, plans, and specifications Develop project budgets and cost models Coordinate with operations teams to ensure estimates align with field execution Communicate with contractors, suppliers, subcontractors, and internal teams to resolve discrepancies Maintain organized records of bids, estimates, and project documentation Manage multiple deadlines and priorities in a fast-paced environment Perform additional duties as assigned Specific Qualifications Qualifications Required High school diploma, GED, or equivalent Prior plumbing industry experience Experience estimating residential plumbing projects Ability to read and interpret plumbing blueprints, construction plans, and specifications Strong knowledge of plumbing systems, materials, fixtures, and installation methods Proficiency creating plumbing isometrics and gas riser diagrams Strong computer skills and proficiency with Microsoft Office Suite (Excel preferred) Excellent organizational, analytical, and communication skills Ability to work independently and collaboratively Strong attention to detail and accuracy Ability to maintain professionalism and confidentiality Must pass background screening Preferred Experience working with production homebuilders Knowledge of Florida plumbing and gas codes Experience with estimating software and digital plan platforms Work Environment & Physical Requirements Fully office-based position in a professional, team-oriented environment Fast-paced environment with bid-driven deadlines Prolonged periods of sitting and computer work Frequent use of estimating software, spreadsheets, and digital plans Ability to review detailed plans and drawings for extended periods Occasional standing, walking, bending, reaching, and lifting up to 25 pounds Why Join Us? Competitive compensation based on experience Stable, growing company with long-term opportunities Collaborative and supportive team environment Opportunity to contribute to high-volume residential plumbing projects Apply today if you have both plumbing estimating experience and technical layout capabilities - we'd love to hear from you.
Electrical Estimator IES Holdings IncElectrical EstimatorLand O' Lakes, FLMinimum Years of Experience 2-4 License Required No Minimum Education None Company Overview IES is a national provider of industrial products and infrastructure services to a variety of end markets, including electrical, mechanical and communications contracting solutions for the commercial, industrial, residential and renewable energy markets. IES Participates in E-Verify/IES participa en el programa E-Verify E-Verify Information/ Información sobre E-Verify English/Español Right to Work/Ley de Derecho al Trabajo English/Español MIn USD $21.00/Hr.
NewSenior Estimator UNAVAILABLESenior EstimatorTampa, FLSuffolk – America’s Contractor – is a national company with more than $9 billion in annual revenue, 3,000 employees, and 17 offices, including Boston (headquarters), New York City, Miami, West Palm Beach, Tampa, Estero, Dallas, Los Angeles, San Francisco, San Diego, Las Vegas, Herndon, U.S. Virgin Islands, and other key markets. The Senior Estimator is responsible for all aspects of estimating the most complex and large-scale jobs, including pre-construction, hard bids, negotiated bids, budgets, general conditions, systems studies and comparisons, value engineering, subcontractor relations and staying abreast of industry developments applicable to estimating.
Estimator - Commercial Construction Hawkins ConstructionEstimator - Commercial ConstructionTarpon Springs, FloridaCandidate must be proficient in Microsoft Word, Excel and Outlook and have the ability to solicit/scope subcontractors, put together bids ranging from 1M to 30M, have a full understanding of all CSI divisions, and have the ability to work in a true team environment. Candidate must possess experience with hard bidding, CM budgeting and GMP preparation for retail, powercenters, grocers, medical, offices, multi-family, religious facilities, schools, and institutional work.
Senior Estimator Walsh GroupSenior EstimatorTampa, FloridaWorks with a team of Estimators in the development of a multidisciplinary estimate and works independently on projects of lesser scope and complexity. The Senior Estimator is responsible for developing accurate and timely proposals and estimates for projects to ensure that Walsh is a responsive bidder.
Civil Estimator MWHCivil EstimatorTampa, FLRemote$85,000–$145,000 / yearMWH is currently seeking a Civil Estimator to support both preconstruction and construction efforts on critical water, wastewater, and advanced water treatment plant projects for both municipal and industrial clients (including advanced technology sector clients) based out of the Tampa area . Incorporating industry-leading preconstruction and construction services, the Company’s multi-disciplined team of engineering and construction professionals delivers a wide range of projects, including new facilities, infrastructure improvement and expansion, and capital construction services.
["Commercial Construction Estimator","Commercial Construction Estimator"] MRINetwork["Commercial Construction Estimator","Commercial Construction Estimator"]TampaThis role is responsible for the daily supervision, coordination and successful completion of the project preconstruction phase to achieve the cost objectives with respect to contracting, scheduling, estimating and bidding. The Preconstruction Estimator prepares detailed estimates (conceptual, schematic, design development, construction and analyzes cost models during the Design Development and/or bidding period.
Estimator - Heavy Civil Garney ConstructionEstimator - Heavy CivilTampa, FLCandidates with proven experience estimating heavy civil earthwork, cast-in-place concrete structures, underground yard piping, and/or above-grade process piping systems. If you have questions or would like more information, please email recruiter@garney.com and include the job location and requisition ID (listed below the job title at the top of the page) to ensure a prompt response.
Estimator RAZORBACK LLCEstimatorTarpon Springs, FL$28–$40 / hour5-8 years of experience specific to bid preparation, sales, or construction; certification is required in some areas or a combination of MS/MA and two or more years Analyzing Information, Estimating, Planning, Reporting Research Results, Strategic Planning, Requirements Analysis experience preferred. POSITION OVERVIEW The Estimator role is responsible for collecting and evaluating company data in order to estimate the costs, resources, and labor needed to perform services through research, gathering quotes, preparing reports, and monitoring data.
NewSenior Estimator PCL Constructors IncSenior EstimatorTampa, FLConducts detailed analysis of contract documents (isometric, as-built, and engineering drawings) and specifications for large hard-bid / lump sum, construction management and small to medium design build projects to determine overall project requirements (bonding, insurance, etc.). Understands different bid processes and contract delivery type methods: Hard bid/lump sum, guaranteed maximum price (GMP), unit price, design-build, target prices and construction management/cost reimbursable.
NewEstimator PCL Constructors IncEstimatorTampa, FLIntermediate knowledge of key principles involved in bid preparation; including quantity takeoff procedures and systems, subtrade partner procurement, pricing, interdepartmental functions, general expense philosophy and bid-closing procedures. At PCL Construction Services, Inc., part of the PCL Family of Companies (PCL), we don't just build projects-we build opportunities, careers and communities.
Controls Estimator- Orlando/Tampa Trane Technologies PlcControls Estimator- Orlando/TampaTampa, FL$56,300–$101,394.99 / yearMust possess a valid driver's license for a minimum of 12 months, with no major or frequent traffic violations included, but not limited to: DUI, Hit & Run, License Suspension, Reckless/Careless Driving or multiple smaller infractions or preventable collisions in the previous 3 years. What you will bring: Associates or Bachelor's degree in engineering or related field with minimum of three (3) to five (5) years' experience in estimating, engineering, construction management; or five (5) to seven (7) years of controls field experience; or equivalent combination of education and experience in estimating, engineering or construction management.
["Estimator - Construction/Installations ( CLEARWATER, FL )","Estimator - Construction/Installations ( CLEARWATER, FL )"] SPATCO["Estimator - Construction/Installations ( CLEARWATER, FL )","Estimator - Construction/Installations ( CLEARWATER, FL )"]TampaResponsibilities will include reviewing blueprints, specifications, and related documents, gathering subcontractor proposals, calculating project costs, and building project estimates. Additionally, the estimator will work with project managers to ensure awarded project cost is managed against the estimated value.
Chief Estimator – Plumbing Davron LLCChief Estimator – PlumbingPinellas Park, FLJoin a highly respected mechanical and plumbing contractor as a Chief Estimator - Plumbing in Pinellas Park, Florida, where you will play a key role in pricing large new construction and renovation projects across healthcare, education, municipal, commercial, and other complex institutional facilities. ESTIMATOR - PLUMBING | PLUMBING ESTIMATOR | COMMERCIAL PLUMBING ESTIMATOR | CONSTRUCTION ESTIMATOR | FASTPIPE | MICROSOFT EXCEL | HEALTHCARE FACILITIES | EDUCATIONAL FACILITIES | MUNICIPAL PROJECTS | COMMERCIAL CONSTRUCTION | QUANTITY TAKEOFFS | BID PREPARATION .
Senior Estimator HNTB CorporationSenior EstimatorTampa, FLAccurately projecting the cost of upcoming projects and providing information by developing the cost estimate that builds up the estimated cost of a defined scope of work at any stage of project definition. Analyzes specifications, sketches, drawings, bills of material or sample layouts and estimates costs for labor, material and equipment using pricing schedules and historical data.
Lead Estimator - MCACES Black & Veatch Holding CoLead Estimator - MCACESTampa, FL$140,343–$260,676 / yearProvides technical advice and assistance to the design team in the preparation of all levels of estimates ranging in scope and complexity from a simple factored estimate to an extremely complex multi-billion-dollar lump sum bid. Assists the Solution Team Leader with an independent assessment of an estimates accuracy (upon completion of the estimate and summarization of all detailed man-hours, material, construction, and home office costs).
Lead Estimator - Water Black & Veatch Holding CoLead Estimator - WaterTampa, FL$140,343–$260,676 / yearProvides technical advice and assistance to the design team in the preparation of all levels of estimates ranging in scope and complexity from a simple factored estimate to an extremely complex multi-billion-dollar lump sum bid. Assists the Solution Team Leader with an independent assessment of an estimates accuracy (upon completion of the estimate and summarization of all detailed man-hours, material, construction, and home office costs).
Estimator Black & Veatch Holding CoEstimatorTampa, FL$97,640–$190,450 / yearProject types include water and wastewater treatment facilities, pump stations, pipeline conveyance, heavy civil and structural projects, dams and hydro facilities, tunnel construction, waterway, and marine construction. We put them at the center of everything we do and empower them to grow, explore new possibilities and use their diverse talents and perspectives to solve humanitys biggest challenges in an ever-evolving world.
NewStructural Steel Project Manager/Estimator MK Consulting GroupStructural Steel Project Manager/EstimatorTampa, FLThis role requires a professional adept at managing complex projects and providing accurate cost estimates, ensuring successful project completion within budgetary constraints. Position Overview: We are seeking a meticulous and experienced Project Manager/Estimator specializing in Steel Construction to join our dynamic team.
Project Estimator Blue Ridge Executive SearchProject EstimatorTampa, FloridaPrevious field experience is essential Excellent computer skills, knowledge of On-Screen Take Off, iSqft, Bluebeam, and Proficiency in MS office suite Understanding of CSI, Uniformat, and Masterformat Knowledge of Timberline Estimating and Primavera Scheduling. A four-year college degree in engineering, construction management, architecture or similar Minimum of two years of vertical commercial building estimating experience.
Planner Estimator II SGA Inc.Planner Estimator IIApollo Beach, FLAbility to effectively develop and maintain spreadsheets, pivot tables, macros, power point presentations, and other related programs and documents; Strong communication skills with the ability to gather information from numerous sources, compile and correlate information, and communicate using written, verbal, and various reporting methods. Responsible for coordinating, planning and scheduling all capital project, outage and maintenance related activities from initiation to completion in a cost-effective manner in accordance with the procedure for "Planning Contracted Work ES-CM-100.
Residential Plumbing Estimator Bayonet Plumbing, Heating & Air-Conditioning, LLCResidential Plumbing EstimatorHudson, FloridaFull timeCompany Overview: IES is a national provider of industrial products and infrastructure services to a variety of end markets, including electrical, mechanical and communications contracting solutions for the commercial, industrial, residential and renewable energy markets. As of the end of IES’s 2025 fiscal year ending September 30, 2025, IES produced over $3.3 billion in revenue and employed over 10,200 employees at over 174 domestic locations across the United States.
NewElectrical Estimator Edmonson ElectricElectrical EstimatorLand O' Lakes, FloridaFull timeMinimum Years of Experience: 2-4 License Required: No Minimum Education: None Company Overview: IES is a national provider of industrial products and infrastructure services to a variety of end markets, including electrical, mechanical and communications contracting solutions for the commercial, industrial, residential and renewable energy markets. NOTE TO ALL AGENCIES: Any unsolicited agency resumes or agency represented candidates that are presented to any IES employee without first having a signed contract between that agency and the IES Talent Acquisition organization will become the property of IES and no fees will be paid.
Power Plant Maintenance Planner / Estimator SGA Inc.Power Plant Maintenance Planner / EstimatorTampa, FLAbility to effectively develop and maintain spreadsheets, pivot tables, macros, power point presentations, and other related programs and documents; Strong communication skills with the ability to gather information from numerous sources, compile and correlate information, and communicate using written, verbal, and various reporting methods. Responsible for coordinating, planning and scheduling all capital project, outage and maintenance related activities from initiation to completion in a cost-effective manner in accordance with the procedure for "Planning Contracted Work” ES-CM-100.